Merge branch 'master' into hotfix/TD-5868

.drone.yml

@@ -25,15 +25,14 @@ steps:
     - master
 ---
 kind: pipeline
-name: test_arm64
+name: test_arm64_bionic
 
 platform:
   os: linux
   arch: arm64
-
 steps:
 - name: build
-  image: gcc
+  image: arm64v8/ubuntu:bionic
   commands:
   - apt-get update
   - apt-get install -y cmake build-essential
@@ -48,9 +47,87 @@ steps:
     branch:
     - develop
     - master
+    - 2.0
 ---
 kind: pipeline
-name: test_arm
+name: test_arm64_focal
+
+platform:
+  os: linux
+  arch: arm64
+
+steps:
+- name: build
+  image: arm64v8/ubuntu:focal
+  commands:
+  - echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
+  - apt-get update 
+  - apt-get install -y -qq cmake build-essential
+  - mkdir debug
+  - cd debug
+  - cmake .. -DCPUTYPE=aarch64 > /dev/null
+  - make 
+  trigger:
+    event:
+      - pull_request
+  when:
+    branch:
+    - develop
+    - master
+    - 2.0
+---
+kind: pipeline
+name: test_arm64_centos7
+
+platform:
+  os: linux
+  arch: arm64
+
+steps:
+- name: build
+  image: arm64v8/centos:7
+  commands:
+  - yum install -y gcc gcc-c++ make cmake git
+  - mkdir debug
+  - cd debug
+  - cmake .. -DCPUTYPE=aarch64 > /dev/null
+  - make 
+  trigger:
+    event:
+      - pull_request
+  when:
+    branch:
+    - develop
+    - master
+    - 2.0
+---
+kind: pipeline
+name: test_arm64_centos8
+
+platform:
+  os: linux
+  arch: arm64
+
+steps:
+- name: build
+  image: arm64v8/centos:8
+  commands:
+  - dnf install -y gcc gcc-c++ make cmake epel-release git libarchive
+  - mkdir debug
+  - cd debug
+  - cmake .. -DCPUTYPE=aarch64 > /dev/null
+  - make 
+  trigger:
+    event:
+      - pull_request
+  when:
+    branch:
+    - develop
+    - master
+    - 2.0
+---
+kind: pipeline
+name: test_arm_bionic
 
 platform:
   os: linux
@@ -73,7 +150,6 @@ steps:
     branch:
     - develop
     - master
-
 ---
 kind: pipeline
 name: build_trusty
@@ -174,25 +250,3 @@ steps:
     - develop
     - master
 
----
-kind: pipeline
-name: goodbye
-
-platform:
-  os: linux
-  arch: amd64
-
-steps:
-- name: 64-bit
-  image: alpine
-  commands:
-  - echo 64-bit is good.
-  when:
-    branch:
-    - develop
-    - master
-
-
-depends_on:
-- test_arm64
-- test_amd64
\ No newline at end of file

Jenkinsfile

@@ -168,7 +168,7 @@ pipeline {
           steps {
             
             pre_test()
-            timeout(time: 45, unit: 'MINUTES'){
+            timeout(time: 55, unit: 'MINUTES'){
               sh '''
               date
               cd ${WKC}/tests
@@ -183,7 +183,7 @@ pipeline {
           steps {
             
             pre_test()
-            timeout(time: 45, unit: 'MINUTES'){
+            timeout(time: 55, unit: 'MINUTES'){
                 sh '''
                 date
                 cd ${WKC}/tests
@@ -195,7 +195,7 @@ pipeline {
         stage('python_3_s6') {
           agent{label 'p3'}
           steps {     
-            timeout(time: 45, unit: 'MINUTES'){       
+            timeout(time: 55, unit: 'MINUTES'){       
               pre_test()
               sh '''
               date
@@ -208,7 +208,7 @@ pipeline {
         stage('test_b1_s2') {
           agent{label 'b1'}
           steps {     
-            timeout(time: 45, unit: 'MINUTES'){       
+            timeout(time: 55, unit: 'MINUTES'){       
               pre_test()
               sh '''
               cd ${WKC}/tests
@@ -245,7 +245,7 @@ pipeline {
               ./handle_taosd_val_log.sh
               '''
             }
-            timeout(time: 45, unit: 'MINUTES'){
+            timeout(time: 55, unit: 'MINUTES'){
                 sh '''
                 date
                 cd ${WKC}/tests
@@ -269,7 +269,7 @@ pipeline {
                 ./handle_val_log.sh
                 '''
             }     
-            timeout(time: 45, unit: 'MINUTES'){      
+            timeout(time: 55, unit: 'MINUTES'){      
               sh '''
               date
               cd ${WKC}/tests
@@ -286,7 +286,7 @@ pipeline {
         stage('test_b4_s7') {
           agent{label 'b4'}
           steps {     
-            timeout(time: 45, unit: 'MINUTES'){       
+            timeout(time: 55, unit: 'MINUTES'){       
               pre_test()
               sh '''
               date
@@ -305,7 +305,7 @@ pipeline {
         stage('test_b5_s8') {
           agent{label 'b5'}
           steps {     
-            timeout(time: 45, unit: 'MINUTES'){       
+            timeout(time: 55, unit: 'MINUTES'){       
               pre_test()
               sh '''
               date
@@ -318,7 +318,7 @@ pipeline {
         stage('test_b6_s9') {
           agent{label 'b6'}
           steps {     
-            timeout(time: 45, unit: 'MINUTES'){       
+            timeout(time: 55, unit: 'MINUTES'){       
               pre_test()
               sh '''
               date
@@ -331,7 +331,7 @@ pipeline {
         stage('test_b7_s10') {
           agent{label 'b7'}
           steps {     
-            timeout(time: 45, unit: 'MINUTES'){       
+            timeout(time: 55, unit: 'MINUTES'){       
               pre_test()
               sh '''
               date

packaging/tools/makepkg.sh

@@ -35,7 +35,7 @@ fi
 if [ "$pagMode" == "lite" ]; then
   strip ${build_dir}/bin/taosd
   strip ${build_dir}/bin/taos
-  bin_files="${build_dir}/bin/taosd ${build_dir}/bin/taos ${script_dir}/remove.sh"
+  bin_files="${build_dir}/bin/taosd ${build_dir}/bin/taos ${script_dir}/remove.sh ${script_dir}/startPre.sh"
 else
   bin_files="${build_dir}/bin/taosd ${build_dir}/bin/taos ${build_dir}/bin/taosdump ${build_dir}/bin/taosdemo ${build_dir}/bin/tarbitrator\
              ${script_dir}/remove.sh ${script_dir}/set_core.sh ${script_dir}/startPre.sh  ${script_dir}/taosd-dump-cfg.gdb"

src/client/inc/tsclient.h

@@ -84,9 +84,14 @@ typedef struct SParamInfo {
 } SParamInfo;
 
 typedef struct SBoundColumn {
-  bool    hasVal;  // denote if current column has bound or not
-  int32_t offset;  // all column offset value
+  int32_t offset;   // all column offset value
+  int32_t toffset;  // first part offset for SDataRow TODO: get offset from STSchema on future
+  uint8_t valStat;  // denote if current column bound or not(0 means has val, 1 means no val)
 } SBoundColumn;
+typedef enum {
+  VAL_STAT_HAS = 0x0,    // 0 means has val
+  VAL_STAT_NONE = 0x01,  // 1 means no val
+} EValStat;
 
 typedef struct {
   uint16_t schemaColIdx;
@@ -99,32 +104,106 @@ typedef enum _COL_ORDER_STATUS {
   ORDER_STATUS_ORDERED = 1,
   ORDER_STATUS_DISORDERED = 2,
 } EOrderStatus;
-
 typedef struct SParsedDataColInfo {
   int16_t        numOfCols;
   int16_t        numOfBound;
-  int32_t *      boundedColumns;  // bounded column idx according to schema
+  uint16_t       flen;        // TODO: get from STSchema
+  uint16_t       allNullLen;  // TODO: get from STSchema
+  uint16_t       extendedVarLen;
+  int32_t *      boundedColumns;  // bound column idx according to schema
   SBoundColumn * cols;
   SBoundIdxInfo *colIdxInfo;
-  int8_t         orderStatus;  // bounded columns: 
+  int8_t         orderStatus;  // bound columns
 } SParsedDataColInfo;
 
-#define IS_DATA_COL_ORDERED(s) ((s) == (int8_t)ORDER_STATUS_ORDERED)
+#define IS_DATA_COL_ORDERED(spd) ((spd->orderStatus) == (int8_t)ORDER_STATUS_ORDERED)
 
 typedef struct {
-  SSchema *   pSchema;
-  int16_t     sversion;
-  int32_t     flen;
-  uint16_t    nCols;
-  void *      buf;
-  void *      pDataBlock;
-  SSubmitBlk *pSubmitBlk;
+  int32_t dataLen;  // len of SDataRow
+  int32_t kvLen;    // len of SKVRow
+} SMemRowInfo;
+typedef struct {
+  uint8_t      memRowType;
+  uint8_t      compareStat;  // 0 unknown, 1 need compare, 2 no need
+  TDRowTLenT   dataRowInitLen;
+  TDRowTLenT   kvRowInitLen;
+  SMemRowInfo *rowInfo;
 } SMemRowBuilder;
 
-typedef struct {
-  TDRowLenT allNullLen;
-} SMemRowHelper;
+typedef enum {
+  ROW_COMPARE_UNKNOWN = 0,
+  ROW_COMPARE_NEED = 1,
+  ROW_COMPARE_NO_NEED = 2,
+} ERowCompareStat;
 
+int tsParseTime(SStrToken *pToken, int64_t *time, char **next, char *error, int16_t timePrec);
+
+int  initMemRowBuilder(SMemRowBuilder *pBuilder, uint32_t nRows, uint32_t nCols, uint32_t nBoundCols,
+                       int32_t allNullLen);
+void destroyMemRowBuilder(SMemRowBuilder *pBuilder);
+
+/**
+ * @brief
+ *
+ * @param memRowType
+ * @param spd
+ * @param idx   the absolute bound index of columns
+ * @return FORCE_INLINE
+ */
+static FORCE_INLINE void tscGetMemRowAppendInfo(SSchema *pSchema, uint8_t memRowType, SParsedDataColInfo *spd,
+                                                int32_t idx, int32_t *toffset, int16_t *colId) {
+  int32_t schemaIdx = 0;
+  if (IS_DATA_COL_ORDERED(spd)) {
+    schemaIdx = spd->boundedColumns[idx];
+    if (isDataRowT(memRowType)) {
+      *toffset = (spd->cols + schemaIdx)->toffset;  // the offset of firstPart
+    } else {
+      *toffset = idx * sizeof(SColIdx);  // the offset of SColIdx
+    }
+  } else {
+    ASSERT(idx == (spd->colIdxInfo + idx)->boundIdx);
+    schemaIdx = (spd->colIdxInfo + idx)->schemaColIdx;
+    if (isDataRowT(memRowType)) {
+      *toffset = (spd->cols + schemaIdx)->toffset;
+    } else {
+      *toffset = ((spd->colIdxInfo + idx)->finalIdx) * sizeof(SColIdx);
+    }
+  }
+  *colId = pSchema[schemaIdx].colId;
+}
+
+/**
+ * @brief Applicable to consume by multi-columns
+ *
+ * @param row
+ * @param value
+ * @param isCopyVarData In some scenario, the varVal is copied to row directly before calling tdAppend***ColVal()
+ * @param colId
+ * @param colType
+ * @param idx index in SSchema
+ * @param pBuilder
+ * @param spd
+ * @return FORCE_INLINE
+ */
+static FORCE_INLINE void tscAppendMemRowColVal(SMemRow row, const void *value, bool isCopyVarData, int16_t colId,
+                                               int8_t colType, int32_t toffset, SMemRowBuilder *pBuilder,
+                                               int32_t rowNum) {
+  tdAppendMemRowColVal(row, value, isCopyVarData, colId, colType, toffset);
+  if (pBuilder->compareStat == ROW_COMPARE_NEED) {
+    SMemRowInfo *pRowInfo = pBuilder->rowInfo + rowNum;
+    tdGetColAppendDeltaLen(value, colType, &pRowInfo->dataLen, &pRowInfo->kvLen);
+  }
+}
+
+// Applicable to consume by one row
+static FORCE_INLINE void tscAppendMemRowColValEx(SMemRow row, const void *value, bool isCopyVarData, int16_t colId,
+                                                 int8_t colType, int32_t toffset, int32_t *dataLen, int32_t *kvLen,
+                                                 uint8_t compareStat) {
+  tdAppendMemRowColVal(row, value, isCopyVarData, colId, colType, toffset);
+  if (compareStat == ROW_COMPARE_NEED) {
+    tdGetColAppendDeltaLen(value, colType, dataLen, kvLen);
+  }
+}
 typedef struct STableDataBlocks {
   SName       tableName;
   int8_t      tsSource;     // where does the UNIX timestamp come from, server or client
@@ -146,7 +225,7 @@ typedef struct STableDataBlocks {
   uint32_t       numOfAllocedParams;
   uint32_t       numOfParams;
   SParamInfo *   params;
-  SMemRowHelper  rowHelper;
+  SMemRowBuilder rowBuilder;
 } STableDataBlocks;
 
 typedef struct {
@@ -435,8 +514,398 @@ int16_t getNewResColId(SSqlCmd* pCmd);
 
 int32_t schemaIdxCompar(const void *lhs, const void *rhs);
 int32_t boundIdxCompar(const void *lhs, const void *rhs);
-int     initSMemRowHelper(SMemRowHelper *pHelper, SSchema *pSSchema, uint16_t nCols, uint16_t allNullColsLen);
-int32_t getExtendedRowSize(STableComInfo *tinfo);
+static FORCE_INLINE int32_t getExtendedRowSize(STableDataBlocks *pBlock) {
+  ASSERT(pBlock->rowSize == pBlock->pTableMeta->tableInfo.rowSize);
+  return pBlock->rowSize + TD_MEM_ROW_DATA_HEAD_SIZE + pBlock->boundColumnInfo.extendedVarLen;
+}
+
+static FORCE_INLINE void checkAndConvertMemRow(SMemRow row, int32_t dataLen, int32_t kvLen) {
+  if (isDataRow(row)) {
+    if (kvLen < (dataLen * KVRatioConvert)) {
+      memRowSetConvert(row);
+    }
+  } else if (kvLen > dataLen) {
+    memRowSetConvert(row);
+  }
+}
+
+static FORCE_INLINE void initSMemRow(SMemRow row, uint8_t memRowType, STableDataBlocks *pBlock, int16_t nBoundCols) {
+  memRowSetType(row, memRowType);
+  if (isDataRowT(memRowType)) {
+    dataRowSetVersion(memRowDataBody(row), pBlock->pTableMeta->sversion);
+    dataRowSetLen(memRowDataBody(row), (TDRowLenT)(TD_DATA_ROW_HEAD_SIZE + pBlock->boundColumnInfo.flen));
+  } else {
+    ASSERT(nBoundCols > 0);
+    memRowSetKvVersion(row, pBlock->pTableMeta->sversion);
+    kvRowSetNCols(memRowKvBody(row), nBoundCols);
+    kvRowSetLen(memRowKvBody(row), (TDRowLenT)(TD_KV_ROW_HEAD_SIZE + sizeof(SColIdx) * nBoundCols));
+  }
+}
+/**
+ * TODO: Move to tdataformat.h and refactor when STSchema available.
+ *    - fetch flen and toffset from STSChema and remove param spd
+ */
+static FORCE_INLINE void convertToSDataRow(SMemRow dest, SMemRow src, SSchema *pSchema, int nCols,
+                                           SParsedDataColInfo *spd) {
+  ASSERT(isKvRow(src));
+  SKVRow   kvRow = memRowKvBody(src);
+  SDataRow dataRow = memRowDataBody(dest);
+
+  memRowSetType(dest, SMEM_ROW_DATA);
+  dataRowSetVersion(dataRow, memRowKvVersion(src));
+  dataRowSetLen(dataRow, (TDRowLenT)(TD_DATA_ROW_HEAD_SIZE + spd->flen));
+
+  int32_t kvIdx = 0;
+  for (int i = 0; i < nCols; ++i) {
+    SSchema *schema = pSchema + i;
+    void *   val = tdGetKVRowValOfColEx(kvRow, schema->colId, &kvIdx);
+    tdAppendDataColVal(dataRow, val != NULL ? val : getNullValue(schema->type), true, schema->type,
+                       (spd->cols + i)->toffset);
+  }
+}
+
+// TODO: Move to tdataformat.h and refactor when STSchema available.
+static FORCE_INLINE void convertToSKVRow(SMemRow dest, SMemRow src, SSchema *pSchema, int nCols, int nBoundCols,
+                                         SParsedDataColInfo *spd) {
+  ASSERT(isDataRow(src));
+
+  SDataRow dataRow = memRowDataBody(src);
+  SKVRow   kvRow = memRowKvBody(dest);
+
+  memRowSetType(dest, SMEM_ROW_KV);
+  memRowSetKvVersion(kvRow, dataRowVersion(dataRow));
+  kvRowSetNCols(kvRow, nBoundCols);
+  kvRowSetLen(kvRow, (TDRowLenT)(TD_KV_ROW_HEAD_SIZE + sizeof(SColIdx) * nBoundCols));
+
+  int32_t toffset = 0, kvOffset = 0;
+  for (int i = 0; i < nCols; ++i) {
+    if ((spd->cols + i)->valStat == VAL_STAT_HAS) {
+      SSchema *schema = pSchema + i;
+      toffset = (spd->cols + i)->toffset;
+      void *val = tdGetRowDataOfCol(dataRow, schema->type, toffset + TD_DATA_ROW_HEAD_SIZE);
+      tdAppendKvColVal(kvRow, val, true, schema->colId, schema->type, kvOffset);
+      kvOffset += sizeof(SColIdx);
+    }
+  }
+}
+
+// TODO: Move to tdataformat.h and refactor when STSchema available.
+static FORCE_INLINE void convertSMemRow(SMemRow dest, SMemRow src, STableDataBlocks *pBlock) {
+  STableMeta *        pTableMeta = pBlock->pTableMeta;
+  STableComInfo       tinfo = tscGetTableInfo(pTableMeta);
+  SSchema *           pSchema = tscGetTableSchema(pTableMeta);
+  SParsedDataColInfo *spd = &pBlock->boundColumnInfo;
+
+  ASSERT(dest != src);
+
+  if (isDataRow(src)) {
+    // TODO: Can we use pBlock -> numOfParam directly?
+    ASSERT(spd->numOfBound > 0);
+    convertToSKVRow(dest, src, pSchema, tinfo.numOfColumns, spd->numOfBound, spd);
+  } else {
+    convertToSDataRow(dest, src, pSchema, tinfo.numOfColumns, spd);
+  }
+}
+
+static bool isNullStr(SStrToken *pToken) {
+  return (pToken->type == TK_NULL) || ((pToken->type == TK_STRING) && (pToken->n != 0) &&
+                                       (strncasecmp(TSDB_DATA_NULL_STR_L, pToken->z, pToken->n) == 0));
+}
+
+static FORCE_INLINE int32_t tscToDouble(SStrToken *pToken, double *value, char **endPtr) {
+  errno = 0;
+  *value = strtold(pToken->z, endPtr);
+
+  // not a valid integer number, return error
+  if ((*endPtr - pToken->z) != pToken->n) {
+    return TK_ILLEGAL;
+  }
+
+  return pToken->type;
+}
+
+static uint8_t TRUE_VALUE = (uint8_t)TSDB_TRUE;
+static uint8_t FALSE_VALUE = (uint8_t)TSDB_FALSE;
+
+static FORCE_INLINE int32_t tsParseOneColumnKV(SSchema *pSchema, SStrToken *pToken, SMemRow row, char *msg, char **str,
+                                               bool primaryKey, int16_t timePrec, int32_t toffset, int16_t colId,
+                                               int32_t *dataLen, int32_t *kvLen, uint8_t compareStat) {
+  int64_t iv;
+  int32_t ret;
+  char *  endptr = NULL;
+
+  if (IS_NUMERIC_TYPE(pSchema->type) && pToken->n == 0) {
+    return tscInvalidOperationMsg(msg, "invalid numeric data", pToken->z);
+  }
+
+  switch (pSchema->type) {
+    case TSDB_DATA_TYPE_BOOL: {  // bool
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        if ((pToken->type == TK_BOOL || pToken->type == TK_STRING) && (pToken->n != 0)) {
+          if (strncmp(pToken->z, "true", pToken->n) == 0) {
+            tscAppendMemRowColValEx(row, &TRUE_VALUE, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+          } else if (strncmp(pToken->z, "false", pToken->n) == 0) {
+            tscAppendMemRowColValEx(row, &FALSE_VALUE, true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                    compareStat);
+          } else {
+            return tscSQLSyntaxErrMsg(msg, "invalid bool data", pToken->z);
+          }
+        } else if (pToken->type == TK_INTEGER) {
+          iv = strtoll(pToken->z, NULL, 10);
+          tscAppendMemRowColValEx(row, ((iv == 0) ? &FALSE_VALUE : &TRUE_VALUE), true, colId, pSchema->type, toffset,
+                                  dataLen, kvLen, compareStat);
+        } else if (pToken->type == TK_FLOAT) {
+          double dv = strtod(pToken->z, NULL);
+          tscAppendMemRowColValEx(row, ((dv == 0) ? &FALSE_VALUE : &TRUE_VALUE), true, colId, pSchema->type, toffset,
+                                  dataLen, kvLen, compareStat);
+        } else {
+          return tscInvalidOperationMsg(msg, "invalid bool data", pToken->z);
+        }
+      }
+      break;
+    }
+
+    case TSDB_DATA_TYPE_TINYINT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid tinyint data", pToken->z);
+        } else if (!IS_VALID_TINYINT(iv)) {
+          return tscInvalidOperationMsg(msg, "data overflow", pToken->z);
+        }
+
+        uint8_t tmpVal = (uint8_t)iv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+
+      break;
+
+    case TSDB_DATA_TYPE_UTINYINT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid unsigned tinyint data", pToken->z);
+        } else if (!IS_VALID_UTINYINT(iv)) {
+          return tscInvalidOperationMsg(msg, "unsigned tinyint data overflow", pToken->z);
+        }
+
+        uint8_t tmpVal = (uint8_t)iv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+
+      break;
+
+    case TSDB_DATA_TYPE_SMALLINT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid smallint data", pToken->z);
+        } else if (!IS_VALID_SMALLINT(iv)) {
+          return tscInvalidOperationMsg(msg, "smallint data overflow", pToken->z);
+        }
+
+        int16_t tmpVal = (int16_t)iv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+
+      break;
+
+    case TSDB_DATA_TYPE_USMALLINT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid unsigned smallint data", pToken->z);
+        } else if (!IS_VALID_USMALLINT(iv)) {
+          return tscInvalidOperationMsg(msg, "unsigned smallint data overflow", pToken->z);
+        }
+
+        uint16_t tmpVal = (uint16_t)iv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+
+      break;
+
+    case TSDB_DATA_TYPE_INT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid int data", pToken->z);
+        } else if (!IS_VALID_INT(iv)) {
+          return tscInvalidOperationMsg(msg, "int data overflow", pToken->z);
+        }
+
+        int32_t tmpVal = (int32_t)iv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+
+      break;
+
+    case TSDB_DATA_TYPE_UINT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid unsigned int data", pToken->z);
+        } else if (!IS_VALID_UINT(iv)) {
+          return tscInvalidOperationMsg(msg, "unsigned int data overflow", pToken->z);
+        }
+
+        uint32_t tmpVal = (uint32_t)iv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+
+      break;
+
+    case TSDB_DATA_TYPE_BIGINT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid bigint data", pToken->z);
+        } else if (!IS_VALID_BIGINT(iv)) {
+          return tscInvalidOperationMsg(msg, "bigint data overflow", pToken->z);
+        }
+
+        tscAppendMemRowColValEx(row, &iv, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+      break;
+
+    case TSDB_DATA_TYPE_UBIGINT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
+        if (ret != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid unsigned bigint data", pToken->z);
+        } else if (!IS_VALID_UBIGINT((uint64_t)iv)) {
+          return tscInvalidOperationMsg(msg, "unsigned bigint data overflow", pToken->z);
+        }
+
+        uint64_t tmpVal = (uint64_t)iv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+      break;
+
+    case TSDB_DATA_TYPE_FLOAT:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        double dv;
+        if (TK_ILLEGAL == tscToDouble(pToken, &dv, &endptr)) {
+          return tscInvalidOperationMsg(msg, "illegal float data", pToken->z);
+        }
+
+        if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || dv > FLT_MAX || dv < -FLT_MAX || isinf(dv) ||
+            isnan(dv)) {
+          return tscInvalidOperationMsg(msg, "illegal float data", pToken->z);
+        }
+
+        float tmpVal = (float)dv;
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+      break;
+
+    case TSDB_DATA_TYPE_DOUBLE:
+      if (isNullStr(pToken)) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        double dv;
+        if (TK_ILLEGAL == tscToDouble(pToken, &dv, &endptr)) {
+          return tscInvalidOperationMsg(msg, "illegal double data", pToken->z);
+        }
+
+        if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || isinf(dv) || isnan(dv)) {
+          return tscInvalidOperationMsg(msg, "illegal double data", pToken->z);
+        }
+
+        tscAppendMemRowColValEx(row, &dv, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+      break;
+
+    case TSDB_DATA_TYPE_BINARY:
+      // binary data cannot be null-terminated char string, otherwise the last char of the string is lost
+      if (pToken->type == TK_NULL) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {  // too long values will return invalid sql, not be truncated automatically
+        if (pToken->n + VARSTR_HEADER_SIZE > pSchema->bytes) {  // todo refactor
+          return tscInvalidOperationMsg(msg, "string data overflow", pToken->z);
+        }
+        // STR_WITH_SIZE_TO_VARSTR(payload, pToken->z, pToken->n);
+        char *rowEnd = memRowEnd(row);
+        STR_WITH_SIZE_TO_VARSTR(rowEnd, pToken->z, pToken->n);
+        tscAppendMemRowColValEx(row, rowEnd, false, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+      break;
+
+    case TSDB_DATA_TYPE_NCHAR:
+      if (pToken->type == TK_NULL) {
+        tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                compareStat);
+      } else {
+        // if the converted output len is over than pColumnModel->bytes, return error: 'Argument list too long'
+        int32_t output = 0;
+        char *  rowEnd = memRowEnd(row);
+        if (!taosMbsToUcs4(pToken->z, pToken->n, (char *)varDataVal(rowEnd), pSchema->bytes - VARSTR_HEADER_SIZE,
+                           &output)) {
+          char buf[512] = {0};
+          snprintf(buf, tListLen(buf), "%s", strerror(errno));
+          return tscInvalidOperationMsg(msg, buf, pToken->z);
+        }
+        varDataSetLen(rowEnd, output);
+        tscAppendMemRowColValEx(row, rowEnd, false, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+      break;
+
+    case TSDB_DATA_TYPE_TIMESTAMP: {
+      if (pToken->type == TK_NULL) {
+        if (primaryKey) {
+          // When building SKVRow primaryKey, we should not skip even with NULL value.
+          int64_t tmpVal = 0;
+          tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+        } else {
+          tscAppendMemRowColValEx(row, getNullValue(pSchema->type), true, colId, pSchema->type, toffset, dataLen, kvLen,
+                                  compareStat);
+        }
+      } else {
+        int64_t tmpVal;
+        if (tsParseTime(pToken, &tmpVal, str, msg, timePrec) != TSDB_CODE_SUCCESS) {
+          return tscInvalidOperationMsg(msg, "invalid timestamp", pToken->z);
+        }
+        tscAppendMemRowColValEx(row, &tmpVal, true, colId, pSchema->type, toffset, dataLen, kvLen, compareStat);
+      }
+
+      break;
+    }
+  }
+
+  return TSDB_CODE_SUCCESS;
+}
 
 #ifdef __cplusplus
 }

src/client/src/tscParseInsert.c

@@ -38,43 +38,60 @@ enum {
   TSDB_USE_CLI_TS = 1,
 };
 
-static uint8_t TRUE_VALUE = (uint8_t)TSDB_TRUE;
-static uint8_t FALSE_VALUE = (uint8_t)TSDB_FALSE;
-
 static int32_t tscAllocateMemIfNeed(STableDataBlocks *pDataBlock, int32_t rowSize, int32_t *numOfRows);
 static int32_t parseBoundColumns(SInsertStatementParam *pInsertParam, SParsedDataColInfo *pColInfo, SSchema *pSchema,
                                  char *str, char **end);
+int            initMemRowBuilder(SMemRowBuilder *pBuilder, uint32_t nRows, uint32_t nCols, uint32_t nBoundCols,
+                                 int32_t allNullLen) {
+  ASSERT(nRows >= 0 && nCols > 0 && (nBoundCols <= nCols));
+  if (nRows > 0) {
+    // already init(bind multiple rows by single column)
+    if (pBuilder->compareStat == ROW_COMPARE_NEED && (pBuilder->rowInfo != NULL)) {
+      return TSDB_CODE_SUCCESS;
+    }
+  }
 
-int32_t getExtendedRowSize(STableComInfo *tinfo) {
-  return tinfo->rowSize + PAYLOAD_HEADER_LEN + PAYLOAD_COL_HEAD_LEN * tinfo->numOfColumns;
-}
-int initSMemRowHelper(SMemRowHelper *pHelper, SSchema *pSSchema, uint16_t nCols, uint16_t allNullColsLen) {
-  pHelper->allNullLen = allNullColsLen;  //  TODO: get allNullColsLen when creating or altering table meta
-  if (pHelper->allNullLen == 0) {
-    for (uint16_t i = 0; i < nCols; ++i) {
-      uint8_t type = pSSchema[i].type;
-      int32_t typeLen = TYPE_BYTES[type];
-      pHelper->allNullLen += typeLen;
-      if (TSDB_DATA_TYPE_BINARY == type) {
-        pHelper->allNullLen += (VARSTR_HEADER_SIZE + CHAR_BYTES);
-      } else if (TSDB_DATA_TYPE_NCHAR == type) {
-        int len = VARSTR_HEADER_SIZE + TSDB_NCHAR_SIZE;
-        pHelper->allNullLen += len;
-      }
+  if (nBoundCols == 0) {  // file input
+    pBuilder->memRowType = SMEM_ROW_DATA;
+    pBuilder->compareStat = ROW_COMPARE_NO_NEED;
+    return TSDB_CODE_SUCCESS;
+  } else {
+    float boundRatio = ((float)nBoundCols / (float)nCols);
+
+    if (boundRatio < KVRatioKV) {
+      pBuilder->memRowType = SMEM_ROW_KV;
+      pBuilder->compareStat = ROW_COMPARE_NO_NEED;
+      return TSDB_CODE_SUCCESS;
+    } else if (boundRatio > KVRatioData) {
+      pBuilder->memRowType = SMEM_ROW_DATA;
+      pBuilder->compareStat = ROW_COMPARE_NO_NEED;
+      return TSDB_CODE_SUCCESS;
+    }
+    pBuilder->compareStat = ROW_COMPARE_NEED;
+
+    if (boundRatio < KVRatioPredict) {
+      pBuilder->memRowType = SMEM_ROW_KV;
+    } else {
+      pBuilder->memRowType = SMEM_ROW_DATA;
     }
   }
-  return 0;
-}
-static int32_t tscToDouble(SStrToken *pToken, double *value, char **endPtr) {
-  errno = 0;
-  *value = strtold(pToken->z, endPtr);
-  
-  // not a valid integer number, return error
-  if ((*endPtr - pToken->z) != pToken->n) {
-    return TK_ILLEGAL;
+
+  pBuilder->dataRowInitLen = TD_MEM_ROW_DATA_HEAD_SIZE + allNullLen;
+  pBuilder->kvRowInitLen = TD_MEM_ROW_KV_HEAD_SIZE + nBoundCols * sizeof(SColIdx);
+
+  if (nRows > 0) {
+    pBuilder->rowInfo = tcalloc(nRows, sizeof(SMemRowInfo));
+    if (pBuilder->rowInfo == NULL) {
+      return TSDB_CODE_TSC_OUT_OF_MEMORY;
+    }
+
+    for (int i = 0; i < nRows; ++i) {
+      (pBuilder->rowInfo + i)->dataLen = pBuilder->dataRowInitLen;
+      (pBuilder->rowInfo + i)->kvLen = pBuilder->kvRowInitLen;
+    }
   }
 
-  return pToken->type;
+  return TSDB_CODE_SUCCESS;
 }
 
 int tsParseTime(SStrToken *pToken, int64_t *time, char **next, char *error, int16_t timePrec) {
@@ -146,10 +163,6 @@ int tsParseTime(SStrToken *pToken, int64_t *time, char **next, char *error, int1
   return TSDB_CODE_SUCCESS;
 }
 
-static bool isNullStr(SStrToken* pToken) {
-  return (pToken->type == TK_NULL) || ((pToken->type == TK_STRING) && (pToken->n != 0) &&
-                                       (strncasecmp(TSDB_DATA_NULL_STR_L, pToken->z, pToken->n) == 0));
-}
 int32_t tsParseOneColumn(SSchema *pSchema, SStrToken *pToken, char *payload, char *msg, char **str, bool primaryKey,
                          int16_t timePrec) {
   int64_t iv;
@@ -400,342 +413,6 @@ int32_t tsParseOneColumn(SSchema *pSchema, SStrToken *pToken, char *payload, cha
   return TSDB_CODE_SUCCESS;
 }
 
-static FORCE_INLINE TDRowLenT tsSetPayloadColValue(char *payloadStart, char *payload, int16_t columnId,
-                                                   uint8_t columnType, const void *value, uint16_t valueLen, TDRowTLenT tOffset) {
-  payloadColSetId(payload, columnId);
-  payloadColSetType(payload, columnType);
-  memcpy(POINTER_SHIFT(payloadStart,tOffset), value, valueLen);
-  return valueLen;
-}
-
-static int32_t tsParseOneColumnKV(SSchema *pSchema, SStrToken *pToken, char *payloadStart, char *primaryKeyStart,
-                                  char *payload, char *msg, char **str, bool primaryKey, int16_t timePrec,
-                                  TDRowTLenT tOffset, TDRowLenT *sizeAppend, TDRowLenT *dataRowColDeltaLen,
-                                  TDRowLenT *kvRowColLen) {
-  int64_t iv;
-  int32_t ret;
-  char *  endptr = NULL;
-
-  if (IS_NUMERIC_TYPE(pSchema->type) && pToken->n == 0) {
-    return tscInvalidOperationMsg(msg, "invalid numeric data", pToken->z);
-  }
-
-  switch (pSchema->type) {
-    case TSDB_DATA_TYPE_BOOL: {  // bool
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_BOOL), TYPE_BYTES[TSDB_DATA_TYPE_BOOL], tOffset);
-      } else {
-        if ((pToken->type == TK_BOOL || pToken->type == TK_STRING) && (pToken->n != 0)) {
-          if (strncmp(pToken->z, "true", pToken->n) == 0) {
-            *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &TRUE_VALUE,
-                                               TYPE_BYTES[TSDB_DATA_TYPE_BOOL], tOffset);
-            *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_BOOL]);
-          } else if (strncmp(pToken->z, "false", pToken->n) == 0) {
-            *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &FALSE_VALUE,
-                                               TYPE_BYTES[TSDB_DATA_TYPE_BOOL], tOffset);
-            *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_BOOL]);
-          } else {
-            return tscSQLSyntaxErrMsg(msg, "invalid bool data", pToken->z);
-          }
-        } else if (pToken->type == TK_INTEGER) {
-          iv = strtoll(pToken->z, NULL, 10);
-          *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                             ((iv == 0) ? &FALSE_VALUE : &TRUE_VALUE), TYPE_BYTES[TSDB_DATA_TYPE_BOOL], tOffset);
-          *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_BOOL]);
-        } else if (pToken->type == TK_FLOAT) {
-          double dv = strtod(pToken->z, NULL);
-          *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                             ((dv == 0) ? &FALSE_VALUE : &TRUE_VALUE), TYPE_BYTES[TSDB_DATA_TYPE_BOOL], tOffset);
-          *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_BOOL]);
-        } else {
-          return tscInvalidOperationMsg(msg, "invalid bool data", pToken->z);
-        }
-      }
-      break;
-    }
-
-    case TSDB_DATA_TYPE_TINYINT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_TINYINT), TYPE_BYTES[TSDB_DATA_TYPE_TINYINT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid tinyint data", pToken->z);
-        } else if (!IS_VALID_TINYINT(iv)) {
-          return tscInvalidOperationMsg(msg, "data overflow", pToken->z);
-        }
-
-        uint8_t tmpVal = (uint8_t)iv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_TINYINT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_TINYINT]);
-      }
-
-      break;
-
-    case TSDB_DATA_TYPE_UTINYINT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_UTINYINT), TYPE_BYTES[TSDB_DATA_TYPE_UTINYINT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid unsigned tinyint data", pToken->z);
-        } else if (!IS_VALID_UTINYINT(iv)) {
-          return tscInvalidOperationMsg(msg, "unsigned tinyint data overflow", pToken->z);
-        }
-
-        uint8_t tmpVal = (uint8_t)iv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_UTINYINT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_UTINYINT]);
-      }
-
-      break;
-
-    case TSDB_DATA_TYPE_SMALLINT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_SMALLINT), TYPE_BYTES[TSDB_DATA_TYPE_SMALLINT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid smallint data", pToken->z);
-        } else if (!IS_VALID_SMALLINT(iv)) {
-          return tscInvalidOperationMsg(msg, "smallint data overflow", pToken->z);
-        }
-
-        int16_t tmpVal = (int16_t)iv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_SMALLINT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_SMALLINT]);
-      }
-
-      break;
-
-    case TSDB_DATA_TYPE_USMALLINT:
-      if (isNullStr(pToken)) {
-        *sizeAppend =
-            tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                 getNullValue(TSDB_DATA_TYPE_USMALLINT), TYPE_BYTES[TSDB_DATA_TYPE_USMALLINT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid unsigned smallint data", pToken->z);
-        } else if (!IS_VALID_USMALLINT(iv)) {
-          return tscInvalidOperationMsg(msg, "unsigned smallint data overflow", pToken->z);
-        }
-
-        uint16_t tmpVal = (uint16_t)iv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_USMALLINT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_USMALLINT]);
-      }
-
-      break;
-
-    case TSDB_DATA_TYPE_INT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_INT), TYPE_BYTES[TSDB_DATA_TYPE_INT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid int data", pToken->z);
-        } else if (!IS_VALID_INT(iv)) {
-          return tscInvalidOperationMsg(msg, "int data overflow", pToken->z);
-        }
-
-        int32_t tmpVal = (int32_t)iv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_INT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_INT]);
-      }
-
-      break;
-
-    case TSDB_DATA_TYPE_UINT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_UINT), TYPE_BYTES[TSDB_DATA_TYPE_UINT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid unsigned int data", pToken->z);
-        } else if (!IS_VALID_UINT(iv)) {
-          return tscInvalidOperationMsg(msg, "unsigned int data overflow", pToken->z);
-        }
-
-        uint32_t tmpVal = (uint32_t)iv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_UINT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_UINT]);
-      }
-
-      break;
-
-    case TSDB_DATA_TYPE_BIGINT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_BIGINT), TYPE_BYTES[TSDB_DATA_TYPE_BIGINT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, true);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid bigint data", pToken->z);
-        } else if (!IS_VALID_BIGINT(iv)) {
-          return tscInvalidOperationMsg(msg, "bigint data overflow", pToken->z);
-        }
-
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &iv,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_BIGINT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_BIGINT]);
-      }
-      break;
-
-    case TSDB_DATA_TYPE_UBIGINT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_UBIGINT), TYPE_BYTES[TSDB_DATA_TYPE_UBIGINT], tOffset);
-      } else {
-        ret = tStrToInteger(pToken->z, pToken->type, pToken->n, &iv, false);
-        if (ret != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid unsigned bigint data", pToken->z);
-        } else if (!IS_VALID_UBIGINT((uint64_t)iv)) {
-          return tscInvalidOperationMsg(msg, "unsigned bigint data overflow", pToken->z);
-        }
-
-        uint64_t tmpVal = (uint64_t)iv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_UBIGINT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_UBIGINT]);
-      }
-      break;
-
-    case TSDB_DATA_TYPE_FLOAT:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_FLOAT), TYPE_BYTES[TSDB_DATA_TYPE_FLOAT], tOffset);
-      } else {
-        double dv;
-        if (TK_ILLEGAL == tscToDouble(pToken, &dv, &endptr)) {
-          return tscInvalidOperationMsg(msg, "illegal float data", pToken->z);
-        }
-
-        if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || dv > FLT_MAX || dv < -FLT_MAX || isinf(dv) ||
-            isnan(dv)) {
-          return tscInvalidOperationMsg(msg, "illegal float data", pToken->z);
-        }
-
-        float tmpVal = (float)dv;
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &tmpVal,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_FLOAT], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_FLOAT]);
-      }
-      break;
-
-    case TSDB_DATA_TYPE_DOUBLE:
-      if (isNullStr(pToken)) {
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                           getNullValue(TSDB_DATA_TYPE_DOUBLE), TYPE_BYTES[TSDB_DATA_TYPE_DOUBLE], tOffset);
-      } else {
-        double dv;
-        if (TK_ILLEGAL == tscToDouble(pToken, &dv, &endptr)) {
-          return tscInvalidOperationMsg(msg, "illegal double data", pToken->z);
-        }
-
-        if (((dv == HUGE_VAL || dv == -HUGE_VAL) && errno == ERANGE) || isinf(dv) || isnan(dv)) {
-          return tscInvalidOperationMsg(msg, "illegal double data", pToken->z);
-        }
-
-        *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type, &dv,
-                                           TYPE_BYTES[TSDB_DATA_TYPE_DOUBLE], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_DOUBLE]);
-      }
-      break;
-
-    case TSDB_DATA_TYPE_BINARY:
-      // binary data cannot be null-terminated char string, otherwise the last char of the string is lost
-      if (pToken->type == TK_NULL) {
-        payloadColSetId(payload, pSchema->colId);
-        payloadColSetType(payload, pSchema->type);
-        memcpy(POINTER_SHIFT(payloadStart, tOffset), getNullValue(TSDB_DATA_TYPE_BINARY), VARSTR_HEADER_SIZE + CHAR_BYTES);
-        *sizeAppend = (TDRowLenT)(VARSTR_HEADER_SIZE + CHAR_BYTES);
-      } else {  // too long values will return invalid sql, not be truncated automatically
-        if (pToken->n + VARSTR_HEADER_SIZE > pSchema->bytes) {  // todo refactor
-          return tscInvalidOperationMsg(msg, "string data overflow", pToken->z);
-        }
-        // STR_WITH_SIZE_TO_VARSTR(payload, pToken->z, pToken->n);
-
-        payloadColSetId(payload, pSchema->colId);
-        payloadColSetType(payload, pSchema->type);
-        varDataSetLen(POINTER_SHIFT(payloadStart,tOffset), pToken->n);
-        memcpy(varDataVal(POINTER_SHIFT(payloadStart,tOffset)), pToken->z, pToken->n);
-        *sizeAppend = (TDRowLenT)(VARSTR_HEADER_SIZE + pToken->n);
-        *dataRowColDeltaLen += (TDRowLenT)(pToken->n - CHAR_BYTES);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + VARSTR_HEADER_SIZE + pToken->n);
-      }
-
-      break;
-
-    case TSDB_DATA_TYPE_NCHAR:
-      if (pToken->type == TK_NULL) {
-        payloadColSetId(payload, pSchema->colId);
-        payloadColSetType(payload, pSchema->type);
-        memcpy(POINTER_SHIFT(payloadStart,tOffset), getNullValue(TSDB_DATA_TYPE_NCHAR), VARSTR_HEADER_SIZE + TSDB_NCHAR_SIZE);
-        *sizeAppend = (TDRowLenT)(VARSTR_HEADER_SIZE + TSDB_NCHAR_SIZE);
-      } else {
-        // if the converted output len is over than pColumnModel->bytes, return error: 'Argument list too long'
-        int32_t output = 0;
-        payloadColSetId(payload, pSchema->colId);
-        payloadColSetType(payload, pSchema->type);
-        if (!taosMbsToUcs4(pToken->z, pToken->n, varDataVal(POINTER_SHIFT(payloadStart,tOffset)),
-                           pSchema->bytes - VARSTR_HEADER_SIZE, &output)) {
-          char buf[512] = {0};
-          snprintf(buf, tListLen(buf), "%s", strerror(errno));
-          return tscInvalidOperationMsg(msg, buf, pToken->z);
-        }
-
-        varDataSetLen(POINTER_SHIFT(payloadStart,tOffset), output);
-
-        *sizeAppend = (TDRowLenT)(VARSTR_HEADER_SIZE + output);
-        *dataRowColDeltaLen += (TDRowLenT)(output - sizeof(uint32_t));
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + VARSTR_HEADER_SIZE + output);
-      }
-      break;
-
-    case TSDB_DATA_TYPE_TIMESTAMP: {
-      if (pToken->type == TK_NULL) {
-        if (primaryKey) {
-          // When building SKVRow primaryKey, we should not skip even with NULL value.
-          int64_t tmpVal = 0;
-          *sizeAppend = tsSetPayloadColValue(payloadStart, primaryKeyStart, pSchema->colId, pSchema->type, &tmpVal,
-                                             TYPE_BYTES[TSDB_DATA_TYPE_TIMESTAMP], tOffset);
-          *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_TIMESTAMP]);
-        } else {
-          *sizeAppend = tsSetPayloadColValue(payloadStart, payload, pSchema->colId, pSchema->type,
-                                             getNullValue(TSDB_DATA_TYPE_TIMESTAMP),
-                                             TYPE_BYTES[TSDB_DATA_TYPE_TIMESTAMP], tOffset);
-        }
-      } else {
-        int64_t tmpVal;
-        if (tsParseTime(pToken, &tmpVal, str, msg, timePrec) != TSDB_CODE_SUCCESS) {
-          return tscInvalidOperationMsg(msg, "invalid timestamp", pToken->z);
-        }
-
-        *sizeAppend = tsSetPayloadColValue(payloadStart, primaryKey ? primaryKeyStart : payload, pSchema->colId,
-                                           pSchema->type, &tmpVal, TYPE_BYTES[TSDB_DATA_TYPE_TIMESTAMP], tOffset);
-        *kvRowColLen += (TDRowLenT)(sizeof(SColIdx) + TYPE_BYTES[TSDB_DATA_TYPE_TIMESTAMP]);
-      }
-
-      break;
-    }
-  }
-
-  return TSDB_CODE_SUCCESS;
-}
-
 /*
  * The server time/client time should not be mixed up in one sql string
  * Do not employ sort operation is not involved if server time is used.
@@ -777,31 +454,24 @@ int tsParseOneRow(char **str, STableDataBlocks *pDataBlocks, int16_t timePrec, i
   int32_t   index = 0;
   SStrToken sToken = {0};
 
-  SMemRowHelper *pHelper = &pDataBlocks->rowHelper;
-  char *         payload = pDataBlocks->pData + pDataBlocks->size;
+  char *row = pDataBlocks->pData + pDataBlocks->size;  // skip the SSubmitBlk header
 
   SParsedDataColInfo *spd = &pDataBlocks->boundColumnInfo;
-  SSchema *           schema = tscGetTableSchema(pDataBlocks->pTableMeta);
-
-  TDRowTLenT dataRowLen = pHelper->allNullLen;
-  TDRowTLenT kvRowLen = TD_MEM_ROW_KV_VER_SIZE;
-  TDRowTLenT payloadValOffset = 0;
-  TDRowLenT  colValOffset = 0;
-  ASSERT(dataRowLen > 0);
+  STableMeta *        pTableMeta = pDataBlocks->pTableMeta;
+  SSchema *           schema = tscGetTableSchema(pTableMeta);
+  SMemRowBuilder *    pBuilder = &pDataBlocks->rowBuilder;
+  int32_t             dataLen = pBuilder->dataRowInitLen;
+  int32_t             kvLen = pBuilder->kvRowInitLen;
+  bool                isParseBindParam = false;
 
-  payloadSetNCols(payload, spd->numOfBound);
-  payloadValOffset = payloadValuesOffset(payload); // rely on payloadNCols
-  // payloadSetTLen(payload, payloadValOffset);
-
-  char *kvPrimaryKeyStart = payload + PAYLOAD_HEADER_LEN;    // primaryKey in 1st column tuple
-  char *kvStart = kvPrimaryKeyStart + PAYLOAD_COL_HEAD_LEN;  // the column tuple behind the primaryKey
+  initSMemRow(row, pBuilder->memRowType, pDataBlocks, spd->numOfBound);
 
   // 1. set the parsed value from sql string
   for (int i = 0; i < spd->numOfBound; ++i) {
     // the start position in data block buffer of current value in sql
     int32_t colIndex = spd->boundedColumns[i];
 
-    char *start = payload + spd->cols[colIndex].offset;
+    char *start = row + spd->cols[colIndex].offset;
 
     SSchema *pSchema = &schema[colIndex];  // get colId here
 
@@ -810,6 +480,9 @@ int tsParseOneRow(char **str, STableDataBlocks *pDataBlocks, int16_t timePrec, i
     *str += index;
 
     if (sToken.type == TK_QUESTION) {
+      if (!isParseBindParam) {
+        isParseBindParam = true;
+      }
       if (pInsertParam->insertType != TSDB_QUERY_TYPE_STMT_INSERT) {
         return tscSQLSyntaxErrMsg(pInsertParam->msg, "? only allowed in binding insertion", *str);
       }
@@ -860,54 +533,45 @@ int tsParseOneRow(char **str, STableDataBlocks *pDataBlocks, int16_t timePrec, i
       sToken.n -= 2 + cnt;
     }
 
-    bool      isPrimaryKey = (colIndex == PRIMARYKEY_TIMESTAMP_COL_INDEX);
-    TDRowLenT dataRowDeltaColLen = 0;  // When combine the data as SDataRow, the delta len between all NULL columns.
-    TDRowLenT kvRowColLen = 0;
-    TDRowLenT colValAppended = 0;
+    bool    isPrimaryKey = (colIndex == PRIMARYKEY_TIMESTAMP_COL_INDEX);
+    int32_t toffset = -1;
+    int16_t colId = -1;
+    tscGetMemRowAppendInfo(schema, pBuilder->memRowType, spd, i, &toffset, &colId);
 
-    if (!IS_DATA_COL_ORDERED(spd->orderStatus)) {
-      ASSERT(spd->colIdxInfo != NULL);
-      if(!isPrimaryKey) {
-        kvStart = POINTER_SHIFT(kvPrimaryKeyStart, spd->colIdxInfo[i].finalIdx * PAYLOAD_COL_HEAD_LEN);
-      } else {
-        ASSERT(spd->colIdxInfo[i].finalIdx == 0);
-      }
-    }
-    // the primary key locates in 1st column
-    int32_t ret = tsParseOneColumnKV(pSchema, &sToken, payload, kvPrimaryKeyStart, kvStart, pInsertParam->msg, str,
-                                     isPrimaryKey, timePrec, payloadValOffset + colValOffset, &colValAppended,
-                                     &dataRowDeltaColLen, &kvRowColLen);
+    int32_t ret = tsParseOneColumnKV(pSchema, &sToken, row, pInsertParam->msg, str, isPrimaryKey, timePrec, toffset,
+                                     colId, &dataLen, &kvLen, pBuilder->compareStat);
     if (ret != TSDB_CODE_SUCCESS) {
       return ret;
     }
 
     if (isPrimaryKey) {
-      if (tsCheckTimestamp(pDataBlocks, payloadValues(payload)) != TSDB_CODE_SUCCESS) {
+      TSKEY tsKey = memRowKey(row);
+      if (tsCheckTimestamp(pDataBlocks, (const char *)&tsKey) != TSDB_CODE_SUCCESS) {
         tscInvalidOperationMsg(pInsertParam->msg, "client time/server time can not be mixed up", sToken.z);
         return TSDB_CODE_TSC_INVALID_TIME_STAMP;
       }
-      payloadColSetOffset(kvPrimaryKeyStart, colValOffset);
-    } else {
-      payloadColSetOffset(kvStart, colValOffset);
-      if (IS_DATA_COL_ORDERED(spd->orderStatus)) {
-        kvStart += PAYLOAD_COL_HEAD_LEN;  // move to next column
-      }
     }
-    
-    colValOffset += colValAppended;
-    kvRowLen += kvRowColLen;
-    dataRowLen += dataRowDeltaColLen;
   }
 
-  if (kvRowLen < dataRowLen) {
-    payloadSetType(payload, SMEM_ROW_KV);
-  } else {
-    payloadSetType(payload, SMEM_ROW_DATA);
+  if (!isParseBindParam) {
+    // 2. check and set convert flag
+    if (pBuilder->compareStat == ROW_COMPARE_NEED) {
+      checkAndConvertMemRow(row, dataLen, kvLen);
+    }
+
+    // 3. set the null value for the columns that do not assign values
+    if ((spd->numOfBound < spd->numOfCols) && isDataRow(row) && !isNeedConvertRow(row)) {
+      SDataRow dataRow = memRowDataBody(row);
+      for (int32_t i = 0; i < spd->numOfCols; ++i) {
+        if (spd->cols[i].valStat == VAL_STAT_NONE) {
+          tdAppendDataColVal(dataRow, getNullValue(schema[i].type), true, schema[i].type, spd->cols[i].toffset);
+        }
+      }
+    }
   }
 
-  *len = (int32_t)(payloadValOffset + colValOffset);
-  payloadSetTLen(payload, *len);
-  
+  *len = getExtendedRowSize(pDataBlocks);
+
   return TSDB_CODE_SUCCESS;
 }
 
@@ -957,11 +621,13 @@ int32_t tsParseValues(char **str, STableDataBlocks *pDataBlock, int maxRows, SIn
   
   int32_t  precision = tinfo.precision;
 
-  int32_t extendedRowSize = getExtendedRowSize(&tinfo);
-
-  initSMemRowHelper(&pDataBlock->rowHelper, tscGetTableSchema(pDataBlock->pTableMeta),
-                    tscGetNumOfColumns(pDataBlock->pTableMeta), 0);
+  int32_t extendedRowSize = getExtendedRowSize(pDataBlock);
 
+  if (TSDB_CODE_SUCCESS !=
+      (code = initMemRowBuilder(&pDataBlock->rowBuilder, 0, tinfo.numOfColumns, pDataBlock->boundColumnInfo.numOfBound,
+                                pDataBlock->boundColumnInfo.allNullLen))) {
+    return code;
+  }
   while (1) {
     index = 0;
     sToken = tStrGetToken(*str, &index, false);
@@ -1010,19 +676,37 @@ int32_t tsParseValues(char **str, STableDataBlocks *pDataBlock, int maxRows, SIn
 void tscSetBoundColumnInfo(SParsedDataColInfo *pColInfo, SSchema *pSchema, int32_t numOfCols) {
   pColInfo->numOfCols = numOfCols;
   pColInfo->numOfBound = numOfCols;
-  pColInfo->orderStatus = ORDER_STATUS_ORDERED;
+  pColInfo->orderStatus = ORDER_STATUS_ORDERED;  // default is ORDERED for non-bound mode
   pColInfo->boundedColumns = calloc(pColInfo->numOfCols, sizeof(int32_t));
   pColInfo->cols = calloc(pColInfo->numOfCols, sizeof(SBoundColumn));
   pColInfo->colIdxInfo = NULL;
+  pColInfo->flen = 0;
+  pColInfo->allNullLen = 0;
 
+  int32_t nVar = 0;
   for (int32_t i = 0; i < pColInfo->numOfCols; ++i) {
+    uint8_t type = pSchema[i].type;
     if (i > 0) {
       pColInfo->cols[i].offset = pSchema[i - 1].bytes + pColInfo->cols[i - 1].offset;
+      pColInfo->cols[i].toffset = pColInfo->flen;
+    }
+    pColInfo->flen += TYPE_BYTES[type];
+    switch (type) {
+      case TSDB_DATA_TYPE_BINARY:
+        pColInfo->allNullLen += (VARSTR_HEADER_SIZE + CHAR_BYTES);
+        ++nVar;
+        break;
+      case TSDB_DATA_TYPE_NCHAR:
+        pColInfo->allNullLen += (VARSTR_HEADER_SIZE + TSDB_NCHAR_SIZE);
+        ++nVar;
+        break;
+      default:
+        break;
     }
-
-    pColInfo->cols[i].hasVal = true;
     pColInfo->boundedColumns[i] = i;
   }
+  pColInfo->allNullLen += pColInfo->flen;
+  pColInfo->extendedVarLen = (uint16_t)(nVar * sizeof(VarDataOffsetT));
 }
 
 int32_t tscAllocateMemIfNeed(STableDataBlocks *pDataBlock, int32_t rowSize, int32_t * numOfRows) {
@@ -1122,35 +806,29 @@ int tscSortRemoveDataBlockDupRows(STableDataBlocks *dataBuf, SBlockKeyInfo *pBlk
   if (dataBuf->tsSource == TSDB_USE_SERVER_TS) {
     assert(dataBuf->ordered);
   }
-      // allocate memory
+  // allocate memory
   size_t nAlloc = nRows * sizeof(SBlockKeyTuple);
   if (pBlkKeyInfo->pKeyTuple == NULL || pBlkKeyInfo->maxBytesAlloc < nAlloc) {
     size_t nRealAlloc = nAlloc + 10 * sizeof(SBlockKeyTuple);
     char * tmp = trealloc(pBlkKeyInfo->pKeyTuple, nRealAlloc);
     if (tmp == NULL) {
-        return TSDB_CODE_TSC_OUT_OF_MEMORY;
+      return TSDB_CODE_TSC_OUT_OF_MEMORY;
     }
     pBlkKeyInfo->pKeyTuple = (SBlockKeyTuple *)tmp;
     pBlkKeyInfo->maxBytesAlloc = (int32_t)nRealAlloc;
   }
   memset(pBlkKeyInfo->pKeyTuple, 0, nAlloc);
 
+  int32_t         extendedRowSize = getExtendedRowSize(dataBuf);
   SBlockKeyTuple *pBlkKeyTuple = pBlkKeyInfo->pKeyTuple;
   char *          pBlockData = pBlocks->data;
-  TDRowTLenT      totolPayloadTLen = 0;
-  TDRowTLenT      payloadTLen = 0;
   int             n = 0;
   while (n < nRows) {
-    pBlkKeyTuple->skey = payloadTSKey(pBlockData);
+    pBlkKeyTuple->skey = memRowKey(pBlockData);
     pBlkKeyTuple->payloadAddr = pBlockData;
-    payloadTLen = payloadTLen(pBlockData);
-#if 0
-    ASSERT(payloadNCols(pBlockData) <= 4096);
-    ASSERT(payloadTLen(pBlockData) < 65536);
-#endif
-    totolPayloadTLen += payloadTLen;
+
     // next loop
-    pBlockData += payloadTLen;
+    pBlockData += extendedRowSize;
     ++pBlkKeyTuple;
     ++n;
   }
@@ -1167,7 +845,6 @@ int tscSortRemoveDataBlockDupRows(STableDataBlocks *dataBuf, SBlockKeyInfo *pBlk
       TSKEY tj = (pBlkKeyTuple + j)->skey;
 
       if (ti == tj) {
-        totolPayloadTLen -= payloadTLen(pBlkKeyTuple + j);
         ++j;
         continue;
       }
@@ -1183,17 +860,15 @@ int tscSortRemoveDataBlockDupRows(STableDataBlocks *dataBuf, SBlockKeyInfo *pBlk
     pBlocks->numOfRows = i + 1;
   }
 
-  dataBuf->size = sizeof(SSubmitBlk) + totolPayloadTLen;
+  dataBuf->size = sizeof(SSubmitBlk) + pBlocks->numOfRows * extendedRowSize;
   dataBuf->prevTS = INT64_MIN;
 
   return 0;
 }
 
-static int32_t doParseInsertStatement(SInsertStatementParam *pInsertParam, char **str, STableDataBlocks* dataBuf, int32_t *totalNum) {
-  STableComInfo tinfo = tscGetTableInfo(dataBuf->pTableMeta);
-  
+static int32_t doParseInsertStatement(SInsertStatementParam *pInsertParam, char **str, STableDataBlocks* dataBuf, int32_t *totalNum) {  
   int32_t maxNumOfRows;
-  int32_t code = tscAllocateMemIfNeed(dataBuf, getExtendedRowSize(&tinfo), &maxNumOfRows);
+  int32_t code = tscAllocateMemIfNeed(dataBuf, getExtendedRowSize(dataBuf), &maxNumOfRows);
   if (TSDB_CODE_SUCCESS != code) {
     return TSDB_CODE_TSC_OUT_OF_MEMORY;
   }
@@ -1531,7 +1206,7 @@ static int32_t parseBoundColumns(SInsertStatementParam *pInsertParam, SParsedDat
   pColInfo->numOfBound = 0;
   memset(pColInfo->boundedColumns, 0, sizeof(int32_t) * nCols);
   for (int32_t i = 0; i < nCols; ++i) {
-    pColInfo->cols[i].hasVal = false;
+    pColInfo->cols[i].valStat = VAL_STAT_NONE;
   }
 
   int32_t code = TSDB_CODE_SUCCESS;
@@ -1570,12 +1245,12 @@ static int32_t parseBoundColumns(SInsertStatementParam *pInsertParam, SParsedDat
     int32_t nScanned = 0, t = lastColIdx + 1;
     while (t < nCols) {
       if (strncmp(sToken.z, pSchema[t].name, sToken.n) == 0 && strlen(pSchema[t].name) == sToken.n) {
-        if (pColInfo->cols[t].hasVal == true) {
+        if (pColInfo->cols[t].valStat == VAL_STAT_HAS) {
           code = tscInvalidOperationMsg(pInsertParam->msg, "duplicated column name", sToken.z);
           goto _clean;
         }
 
-        pColInfo->cols[t].hasVal = true;
+        pColInfo->cols[t].valStat = VAL_STAT_HAS;
         pColInfo->boundedColumns[pColInfo->numOfBound] = t;
         ++pColInfo->numOfBound;
         findColumnIndex = true;
@@ -1593,12 +1268,12 @@ static int32_t parseBoundColumns(SInsertStatementParam *pInsertParam, SParsedDat
       int32_t nRemain = nCols - nScanned;
       while (t < nRemain) {
         if (strncmp(sToken.z, pSchema[t].name, sToken.n) == 0 && strlen(pSchema[t].name) == sToken.n) {
-          if (pColInfo->cols[t].hasVal == true) {
+          if (pColInfo->cols[t].valStat == VAL_STAT_HAS) {
             code = tscInvalidOperationMsg(pInsertParam->msg, "duplicated column name", sToken.z);
             goto _clean;
           }
 
-          pColInfo->cols[t].hasVal = true;
+          pColInfo->cols[t].valStat = VAL_STAT_HAS;
           pColInfo->boundedColumns[pColInfo->numOfBound] = t;
           ++pColInfo->numOfBound;
           findColumnIndex = true;
@@ -1833,7 +1508,7 @@ int tsParseInsertSql(SSqlObj *pSql) {
           goto _clean;
         }
 
-        if (dataBuf->boundColumnInfo.cols[0].hasVal == false) {
+        if (dataBuf->boundColumnInfo.cols[0].valStat == VAL_STAT_NONE) {
           code = tscInvalidOperationMsg(pInsertParam->msg, "primary timestamp column can not be null", NULL);
           goto _clean;
         }
@@ -2044,15 +1719,18 @@ static void parseFileSendDataBlock(void *param, TAOS_RES *tres, int32_t numOfRow
     goto _error;
   }
 
-  tscAllocateMemIfNeed(pTableDataBlock, getExtendedRowSize(&tinfo), &maxRows);
+  tscAllocateMemIfNeed(pTableDataBlock, getExtendedRowSize(pTableDataBlock), &maxRows);
   tokenBuf = calloc(1, TSDB_MAX_BYTES_PER_ROW);
   if (tokenBuf == NULL) {
     code = TSDB_CODE_TSC_OUT_OF_MEMORY;
     goto _error;
   }
 
-  initSMemRowHelper(&pTableDataBlock->rowHelper, tscGetTableSchema(pTableDataBlock->pTableMeta),
-                    tscGetNumOfColumns(pTableDataBlock->pTableMeta), 0);
+  if (TSDB_CODE_SUCCESS !=
+      (ret = initMemRowBuilder(&pTableDataBlock->rowBuilder, 0, tinfo.numOfColumns, pTableDataBlock->numOfParams,
+                               pTableDataBlock->boundColumnInfo.allNullLen))) {
+    goto _error;
+  }
 
   while ((readLen = tgetline(&line, &n, fp)) != -1) {
     if (('\r' == line[readLen - 1]) || ('\n' == line[readLen - 1])) {

src/client/src/tscPrepare.c

@@ -299,7 +299,7 @@ static int fillColumnsNull(STableDataBlocks* pBlock, int32_t rowNum) {
   SSchema *schema = (SSchema*)pBlock->pTableMeta->schema;
 
   for (int32_t i = 0; i < spd->numOfCols; ++i) {
-    if (!spd->cols[i].hasVal) {  // current column do not have any value to insert, set it to null
+    if (spd->cols[i].valStat == VAL_STAT_NONE) {  // current column do not have any value to insert, set it to null
       for (int32_t n = 0; n < rowNum; ++n) {
         char *ptr = pBlock->pData + sizeof(SSubmitBlk) + pBlock->rowSize * n + offset;
 

src/client/src/tscSubquery.c

@@ -2395,8 +2395,8 @@ int32_t tscHandleFirstRoundStableQuery(SSqlObj *pSql) {
           SColumn* x = taosArrayGetP(pNewQueryInfo->colList, index1);
           tscColumnCopy(x, pCol);
         } else {
-          SColumn *p = tscColumnClone(pCol);
-          taosArrayPush(pNewQueryInfo->colList, &p);
+          SSchema ss = {.type = (uint8_t)pCol->info.type, .bytes = pCol->info.bytes, .colId = (int16_t)pCol->columnIndex};
+          tscColumnListInsert(pNewQueryInfo->colList, pCol->columnIndex, pCol->tableUid, &ss);
         }
       }
     }

src/client/src/tscUtil.c

@@ -1776,101 +1776,6 @@ int32_t tscGetDataBlockFromList(SHashObj* pHashList, int64_t id, int32_t size, i
   return TSDB_CODE_SUCCESS;
 }
 
-static SMemRow tdGenMemRowFromBuilder(SMemRowBuilder* pBuilder) {
-  SSchema* pSchema = pBuilder->pSchema;
-  char*    p = (char*)pBuilder->buf;
-  int      toffset = 0;
-  uint16_t nCols = pBuilder->nCols;
-
-  uint8_t  memRowType = payloadType(p);
-  uint16_t nColsBound = payloadNCols(p);
-  if (pBuilder->nCols <= 0 || nColsBound <= 0) {
-    return NULL;
-  }
-  char*    pVals = POINTER_SHIFT(p, payloadValuesOffset(p));
-  SMemRow* memRow = (SMemRow)pBuilder->pDataBlock;
-  memRowSetType(memRow, memRowType);
-
-  // ----------------- Raw payload structure for row:
-  /* |<------------ Head ------------->|<----------- body of column data tuple ------------------->|
-   * |                                 |<----------------- flen ------------->|<--- value part --->|
-   * |SMemRowType| dataTLen |  nCols   |  colId  | colType | offset   |  ...  | value |...|...|... |
-   * +-----------+----------+----------+--------------------------------------|--------------------|
-   * | uint8_t   | uint32_t | uint16_t | int16_t | uint8_t | uint16_t |  ...  |.......|...|...|... |
-   * +-----------+----------+----------+--------------------------------------+--------------------|
-   *  1. offset in column data tuple starts from the value part in case of uint16_t overflow.
-   *  2. dataTLen: total length including the header and body.
-   */
-
-  if (memRowType == SMEM_ROW_DATA) {
-    SDataRow trow = (SDataRow)memRowDataBody(memRow);
-    dataRowSetLen(trow, (TDRowLenT)(TD_DATA_ROW_HEAD_SIZE + pBuilder->flen));
-    dataRowSetVersion(trow, pBuilder->sversion);
-
-    p = (char*)payloadBody(pBuilder->buf);
-    uint16_t i = 0, j = 0;
-    while (j < nCols) {
-      if (i >= nColsBound) {
-        break;
-      }
-      int16_t colId = payloadColId(p);
-      if (colId == pSchema[j].colId) {
-        // ASSERT(payloadColType(p) == pSchema[j].type);
-        tdAppendColVal(trow, POINTER_SHIFT(pVals, payloadColOffset(p)), pSchema[j].type, toffset);
-        toffset += TYPE_BYTES[pSchema[j].type];
-        p = payloadNextCol(p);
-        ++i;
-        ++j;
-      } else if (colId < pSchema[j].colId) {
-        p = payloadNextCol(p);
-        ++i;
-      } else {
-        tdAppendColVal(trow, getNullValue(pSchema[j].type), pSchema[j].type, toffset);
-        toffset += TYPE_BYTES[pSchema[j].type];
-        ++j;
-      }
-    }
-
-    while (j < nCols) {
-      tdAppendColVal(trow, getNullValue(pSchema[j].type), pSchema[j].type, toffset);
-      toffset += TYPE_BYTES[pSchema[j].type];
-      ++j;
-    }
-
-    #if 0 // no need anymore
-    while (i < nColsBound) {
-      p = payloadNextCol(p);
-      ++i;
-    }
-    #endif
-
-  } else if (memRowType == SMEM_ROW_KV) {
-    SKVRow   kvRow = (SKVRow)memRowKvBody(memRow);
-    kvRowSetLen(kvRow, (TDRowLenT)(TD_KV_ROW_HEAD_SIZE + sizeof(SColIdx) * nColsBound));
-    kvRowSetNCols(kvRow, nColsBound);
-    memRowSetKvVersion(memRow, pBuilder->sversion);
-
-    p = (char*)payloadBody(pBuilder->buf);
-    int i = 0;
-    while (i < nColsBound) {
-      int16_t colId = payloadColId(p);
-      uint8_t colType = payloadColType(p);
-      tdAppendKvColVal(kvRow, POINTER_SHIFT(pVals,payloadColOffset(p)), colId, colType, &toffset);
-      //toffset += sizeof(SColIdx);
-      p = payloadNextCol(p);
-      ++i;
-    }
-
-  } else {
-    ASSERT(0);
-  }
-  int32_t rowTLen = memRowTLen(memRow);
-  pBuilder->pDataBlock = (char*)pBuilder->pDataBlock + rowTLen;  // next row
-  pBuilder->pSubmitBlk->dataLen += rowTLen;
-
-  return memRow;
-}
-
 // Erase the empty space reserved for binary data
 static int trimDataBlock(void* pDataBlock, STableDataBlocks* pTableDataBlock, SInsertStatementParam* insertParam,
                          SBlockKeyTuple* blkKeyTuple) {
@@ -1902,10 +1807,11 @@ static int trimDataBlock(void* pDataBlock, STableDataBlocks* pTableDataBlock, SI
     int32_t schemaSize = sizeof(STColumn) * numOfCols;
     pBlock->schemaLen = schemaSize;
   } else {
-    for (int32_t j = 0; j < tinfo.numOfColumns; ++j) {
-      flen += TYPE_BYTES[pSchema[j].type];
+    if (IS_RAW_PAYLOAD(insertParam->payloadType)) {
+      for (int32_t j = 0; j < tinfo.numOfColumns; ++j) {
+        flen += TYPE_BYTES[pSchema[j].type];
+      }
     }
-
     pBlock->schemaLen = 0;
   }
 
@@ -1932,18 +1838,19 @@ static int trimDataBlock(void* pDataBlock, STableDataBlocks* pTableDataBlock, SI
       pBlock->dataLen += memRowTLen(memRow);
     }
   } else {
-    SMemRowBuilder rowBuilder;
-    rowBuilder.pSchema = pSchema;
-    rowBuilder.sversion = pTableMeta->sversion;
-    rowBuilder.flen = flen;
-    rowBuilder.nCols = tinfo.numOfColumns;
-    rowBuilder.pDataBlock = pDataBlock;
-    rowBuilder.pSubmitBlk = pBlock;
-    rowBuilder.buf = p;
-
     for (int32_t i = 0; i < numOfRows; ++i) {
-      rowBuilder.buf = (blkKeyTuple + i)->payloadAddr;
-      tdGenMemRowFromBuilder(&rowBuilder);
+      char* payload = (blkKeyTuple + i)->payloadAddr;
+      if (isNeedConvertRow(payload)) {
+        convertSMemRow(pDataBlock, payload, pTableDataBlock);
+        TDRowTLenT rowTLen = memRowTLen(pDataBlock);
+        pDataBlock = POINTER_SHIFT(pDataBlock, rowTLen);
+        pBlock->dataLen += rowTLen;
+      } else {
+        TDRowTLenT rowTLen = memRowTLen(payload);
+        memcpy(pDataBlock, payload, rowTLen);
+        pDataBlock = POINTER_SHIFT(pDataBlock, rowTLen);
+        pBlock->dataLen += rowTLen;
+      }
     }
   }
 
@@ -1956,9 +1863,9 @@ static int trimDataBlock(void* pDataBlock, STableDataBlocks* pTableDataBlock, SI
 
 static int32_t getRowExpandSize(STableMeta* pTableMeta) {
   int32_t  result = TD_MEM_ROW_DATA_HEAD_SIZE;
-  int32_t columns = tscGetNumOfColumns(pTableMeta);
+  int32_t  columns = tscGetNumOfColumns(pTableMeta);
   SSchema* pSchema = tscGetTableSchema(pTableMeta);
-  for(int32_t i = 0; i < columns; i++) {
+  for (int32_t i = 0; i < columns; i++) {
     if (IS_VAR_DATA_TYPE((pSchema + i)->type)) {
       result += TYPE_BYTES[TSDB_DATA_TYPE_BINARY];
     }
@@ -2004,7 +1911,7 @@ int32_t tscMergeTableDataBlocks(SInsertStatementParam *pInsertParam, bool freeBl
     SSubmitBlk* pBlocks = (SSubmitBlk*) pOneTableBlock->pData;
     if (pBlocks->numOfRows > 0) {
       // the maximum expanded size in byte when a row-wise data is converted to SDataRow format
-      int32_t expandSize = getRowExpandSize(pOneTableBlock->pTableMeta);
+      int32_t           expandSize = isRawPayload ? getRowExpandSize(pOneTableBlock->pTableMeta) : 0;
       STableDataBlocks* dataBuf = NULL;
 
       int32_t ret = tscGetDataBlockFromList(pVnodeDataBlockHashList, pOneTableBlock->vgId, TSDB_PAYLOAD_SIZE,
@@ -2017,7 +1924,8 @@ int32_t tscMergeTableDataBlocks(SInsertStatementParam *pInsertParam, bool freeBl
         return ret;
       }
 
-      int64_t destSize = dataBuf->size + pOneTableBlock->size + pBlocks->numOfRows * expandSize + sizeof(STColumn) * tscGetNumOfColumns(pOneTableBlock->pTableMeta);
+      int64_t destSize = dataBuf->size + pOneTableBlock->size + pBlocks->numOfRows * expandSize +
+                         sizeof(STColumn) * tscGetNumOfColumns(pOneTableBlock->pTableMeta);
 
       if (dataBuf->nAllocSize < destSize) {
         dataBuf->nAllocSize = (uint32_t)(destSize * 1.5);
@@ -2061,7 +1969,9 @@ int32_t tscMergeTableDataBlocks(SInsertStatementParam *pInsertParam, bool freeBl
                  pBlocks->numOfRows, pBlocks->sversion, blkKeyInfo.pKeyTuple->skey, pLastKeyTuple->skey);
       }
 
-      int32_t len = pBlocks->numOfRows * (pOneTableBlock->rowSize + expandSize) + sizeof(STColumn) * tscGetNumOfColumns(pOneTableBlock->pTableMeta);
+      int32_t len = pBlocks->numOfRows *
+                        (isRawPayload ? (pOneTableBlock->rowSize + expandSize) : getExtendedRowSize(pOneTableBlock)) +
+                    sizeof(STColumn) * tscGetNumOfColumns(pOneTableBlock->pTableMeta);
 
       pBlocks->tid = htonl(pBlocks->tid);
       pBlocks->uid = htobe64(pBlocks->uid);

src/common/inc/tdataformat.h

@@ -186,6 +186,7 @@ typedef void *SDataRow;
 #define TD_DATA_ROW_HEAD_SIZE (sizeof(uint16_t) + sizeof(int16_t))
 
 #define dataRowLen(r) (*(TDRowLenT *)(r))  // 0~65535
+#define dataRowEnd(r) POINTER_SHIFT(r, dataRowLen(r))
 #define dataRowVersion(r) (*(int16_t *)POINTER_SHIFT(r, sizeof(int16_t)))
 #define dataRowTuple(r) POINTER_SHIFT(r, TD_DATA_ROW_HEAD_SIZE)
 #define dataRowTKey(r) (*(TKEY *)(dataRowTuple(r)))
@@ -201,14 +202,18 @@ void     tdFreeDataRow(SDataRow row);
 void     tdInitDataRow(SDataRow row, STSchema *pSchema);
 SDataRow tdDataRowDup(SDataRow row);
 
+
 // offset here not include dataRow header length
-static FORCE_INLINE int tdAppendColVal(SDataRow row, const void *value, int8_t type, int32_t offset) {
+static FORCE_INLINE int tdAppendDataColVal(SDataRow row, const void *value, bool isCopyVarData, int8_t type,
+                                           int32_t offset) {
   ASSERT(value != NULL);
   int32_t toffset = offset + TD_DATA_ROW_HEAD_SIZE;
 
   if (IS_VAR_DATA_TYPE(type)) {
     *(VarDataOffsetT *)POINTER_SHIFT(row, toffset) = dataRowLen(row);
-    memcpy(POINTER_SHIFT(row, dataRowLen(row)), value, varDataTLen(value));
+    if (isCopyVarData) {
+      memcpy(POINTER_SHIFT(row, dataRowLen(row)), value, varDataTLen(value));
+    }
     dataRowLen(row) += varDataTLen(value);
   } else {
     if (offset == 0) {
@@ -223,6 +228,12 @@ static FORCE_INLINE int tdAppendColVal(SDataRow row, const void *value, int8_t t
   return 0;
 }
 
+
+// offset here not include dataRow header length
+static FORCE_INLINE int tdAppendColVal(SDataRow row, const void *value, int8_t type, int32_t offset) {
+  return tdAppendDataColVal(row, value, true, type, offset);
+}
+
 // NOTE: offset here including the header size
 static FORCE_INLINE void *tdGetRowDataOfCol(SDataRow row, int8_t type, int32_t offset) {
   if (IS_VAR_DATA_TYPE(type)) {
@@ -328,11 +339,10 @@ static FORCE_INLINE void dataColReset(SDataCol *pDataCol) { pDataCol->len = 0; }
 int tdAllocMemForCol(SDataCol *pCol, int maxPoints);
 
 void dataColInit(SDataCol *pDataCol, STColumn *pCol, int maxPoints);
-void dataColAppendVal(SDataCol *pCol, const void *value, int numOfRows, int maxPoints);
+int dataColAppendVal(SDataCol *pCol, const void *value, int numOfRows, int maxPoints);
 void dataColSetOffset(SDataCol *pCol, int nEle);
 
 bool isNEleNull(SDataCol *pCol, int nEle);
-void dataColSetNEleNull(SDataCol *pCol, int nEle, int maxPoints);
 
 // Get the data pointer from a column-wised data
 static FORCE_INLINE const void *tdGetColDataOfRow(SDataCol *pCol, int row) {
@@ -357,13 +367,11 @@ static FORCE_INLINE int32_t dataColGetNEleLen(SDataCol *pDataCol, int rows) {
 }
 
 typedef struct {
-  int maxRowSize;
-  int maxCols;    // max number of columns
-  int maxPoints;  // max number of points
-
-  int       numOfRows;
-  int       numOfCols;  // Total number of cols
-  int       sversion;   // TODO: set sversion
+  int      maxCols;    // max number of columns
+  int      maxPoints;  // max number of points
+  int      numOfRows;
+  int      numOfCols;  // Total number of cols
+  int      sversion;   // TODO: set sversion
   SDataCol *cols;
 } SDataCols;
 
@@ -407,7 +415,7 @@ static FORCE_INLINE TSKEY dataColsKeyLast(SDataCols *pCols) {
   }
 }
 
-SDataCols *tdNewDataCols(int maxRowSize, int maxCols, int maxRows);
+SDataCols *tdNewDataCols(int maxCols, int maxRows);
 void       tdResetDataCols(SDataCols *pCols);
 int        tdInitDataCols(SDataCols *pCols, STSchema *pSchema);
 SDataCols *tdDupDataCols(SDataCols *pCols, bool keepData);
@@ -475,9 +483,10 @@ static FORCE_INLINE void *tdGetKVRowIdxOfCol(SKVRow row, int16_t colId) {
 }
 
 // offset here not include kvRow header length
-static FORCE_INLINE int tdAppendKvColVal(SKVRow row, const void *value, int16_t colId, int8_t type, int32_t *offset) {
+static FORCE_INLINE int tdAppendKvColVal(SKVRow row, const void *value, bool isCopyValData, int16_t colId, int8_t type,
+                                         int32_t offset) {
   ASSERT(value != NULL);
-  int32_t  toffset = *offset + TD_KV_ROW_HEAD_SIZE;
+  int32_t  toffset = offset + TD_KV_ROW_HEAD_SIZE;
   SColIdx *pColIdx = (SColIdx *)POINTER_SHIFT(row, toffset);
   char *   ptr = (char *)POINTER_SHIFT(row, kvRowLen(row));
 
@@ -485,10 +494,12 @@ static FORCE_INLINE int tdAppendKvColVal(SKVRow row, const void *value, int16_t
   pColIdx->offset = kvRowLen(row);  // offset of pColIdx including the TD_KV_ROW_HEAD_SIZE
 
   if (IS_VAR_DATA_TYPE(type)) {
-    memcpy(ptr, value, varDataTLen(value));
+    if (isCopyValData) {
+      memcpy(ptr, value, varDataTLen(value));
+    }
     kvRowLen(row) += varDataTLen(value);
   } else {
-    if (*offset == 0) {
+    if (offset == 0) {
       ASSERT(type == TSDB_DATA_TYPE_TIMESTAMP);
       TKEY tvalue = tdGetTKEY(*(TSKEY *)value);
       memcpy(ptr, (void *)(&tvalue), TYPE_BYTES[type]);
@@ -497,7 +508,6 @@ static FORCE_INLINE int tdAppendKvColVal(SKVRow row, const void *value, int16_t
     }
     kvRowLen(row) += TYPE_BYTES[type];
   }
-  *offset += sizeof(SColIdx);
 
   return 0;
 }
@@ -592,12 +602,24 @@ typedef void *SMemRow;
 #define TD_MEM_ROW_DATA_HEAD_SIZE (TD_MEM_ROW_TYPE_SIZE + TD_DATA_ROW_HEAD_SIZE)
 #define TD_MEM_ROW_KV_HEAD_SIZE (TD_MEM_ROW_TYPE_SIZE + TD_MEM_ROW_KV_VER_SIZE + TD_KV_ROW_HEAD_SIZE)
 
-#define SMEM_ROW_DATA 0U  // SDataRow
-#define SMEM_ROW_KV 1U    // SKVRow
+#define SMEM_ROW_DATA 0x0U      // SDataRow
+#define SMEM_ROW_KV 0x01U       // SKVRow
+#define SMEM_ROW_CONVERT 0x80U  // SMemRow convert flag
+
+#define KVRatioKV (0.2f)  // all bool
+#define KVRatioPredict (0.4f)
+#define KVRatioData (0.75f)  // all bigint
+#define KVRatioConvert (0.9f)
 
-#define memRowType(r) (*(uint8_t *)(r))
+#define memRowType(r) ((*(uint8_t *)(r)) & 0x01)
+
+#define memRowSetType(r, t) ((*(uint8_t *)(r)) = (t))  // set the total byte in case of dirty memory
+#define memRowSetConvert(r) ((*(uint8_t *)(r)) = (((*(uint8_t *)(r)) & 0x7F) | SMEM_ROW_CONVERT))  // highest bit
+#define isDataRowT(t) (SMEM_ROW_DATA == (((uint8_t)(t)) & 0x01))
 #define isDataRow(r) (SMEM_ROW_DATA == memRowType(r))
+#define isKvRowT(t) (SMEM_ROW_KV == (((uint8_t)(t)) & 0x01))
 #define isKvRow(r) (SMEM_ROW_KV == memRowType(r))
+#define isNeedConvertRow(r) (((*(uint8_t *)(r)) & 0x80) == SMEM_ROW_CONVERT)
 
 #define memRowDataBody(r) POINTER_SHIFT(r, TD_MEM_ROW_TYPE_SIZE)  // section after flag
 #define memRowKvBody(r) \
@@ -614,6 +636,14 @@ typedef void *SMemRow;
 #define memRowLen(r) (isDataRow(r) ? memRowDataLen(r) : memRowKvLen(r))
 #define memRowTLen(r) (isDataRow(r) ? memRowDataTLen(r) : memRowKvTLen(r))  // using uint32_t/int32_t to store the TLen
 
+static FORCE_INLINE char *memRowEnd(SMemRow row) {
+  if (isDataRow(row)) {
+    return (char *)dataRowEnd(memRowDataBody(row));
+  } else {
+    return (char *)kvRowEnd(memRowKvBody(row));
+  }
+}
+
 #define memRowDataVersion(r) dataRowVersion(memRowDataBody(r))
 #define memRowKvVersion(r) (*(int16_t *)POINTER_SHIFT(r, TD_MEM_ROW_TYPE_SIZE))
 #define memRowVersion(r) (isDataRow(r) ? memRowDataVersion(r) : memRowKvVersion(r))  // schema version
@@ -631,7 +661,6 @@ typedef void *SMemRow;
     }                                       \
   } while (0)
 
-#define memRowSetType(r, t) (memRowType(r) = (t))
 #define memRowSetLen(r, l) (isDataRow(r) ? memRowDataLen(r) = (l) : memRowKvLen(r) = (l))
 #define memRowSetVersion(r, v) (isDataRow(r) ? dataRowSetVersion(memRowDataBody(r), v) : memRowSetKvVersion(r, v))
 #define memRowCpy(dst, r) memcpy((dst), (r), memRowTLen(r))
@@ -664,12 +693,12 @@ static FORCE_INLINE void *tdGetMemRowDataOfColEx(void *row, int16_t colId, int8_
   }
 }
 
-static FORCE_INLINE int tdAppendMemColVal(SMemRow row, const void *value, int16_t colId, int8_t type, int32_t offset,
-                                          int32_t *kvOffset) {
+static FORCE_INLINE int tdAppendMemRowColVal(SMemRow row, const void *value, bool isCopyVarData, int16_t colId,
+                                             int8_t type, int32_t offset) {
   if (isDataRow(row)) {
-    tdAppendColVal(memRowDataBody(row), value, type, offset);
+    tdAppendDataColVal(memRowDataBody(row), value, isCopyVarData, type, offset);
   } else {
-    tdAppendKvColVal(memRowKvBody(row), value, colId, type, kvOffset);
+    tdAppendKvColVal(memRowKvBody(row), value, isCopyVarData, colId, type, offset);
   }
   return 0;
 }
@@ -691,6 +720,30 @@ static FORCE_INLINE int32_t tdGetColAppendLen(uint8_t rowType, const void *value
   return len;
 }
 
+/**
+ * 1. calculate the delta of AllNullLen for SDataRow.
+ * 2. calculate the real len for SKVRow.
+ */
+static FORCE_INLINE void tdGetColAppendDeltaLen(const void *value, int8_t colType, int32_t *dataLen, int32_t *kvLen) {
+  switch (colType) {
+    case TSDB_DATA_TYPE_BINARY: {
+      int32_t varLen = varDataLen(value);
+      *dataLen += (varLen - CHAR_BYTES);
+      *kvLen += (varLen + sizeof(SColIdx));
+      break;
+    }
+    case TSDB_DATA_TYPE_NCHAR: {
+      int32_t varLen = varDataLen(value);
+      *dataLen += (varLen - TSDB_NCHAR_SIZE);
+      *kvLen += (varLen + sizeof(SColIdx));
+      break;
+    }
+    default: {
+      *kvLen += (TYPE_BYTES[colType] + sizeof(SColIdx));
+      break;
+    }
+  }
+}
 
 typedef struct {
   int16_t colId;
@@ -706,7 +759,7 @@ static FORCE_INLINE void setSColInfo(SColInfo* colInfo, int16_t colId, uint8_t c
 
 SMemRow mergeTwoMemRows(void *buffer, SMemRow row1, SMemRow row2, STSchema *pSchema1, STSchema *pSchema2);
 
-
+#if 0
 // ----------------- Raw payload structure for row:
 /* |<------------ Head ------------->|<----------- body of column data tuple ------------------->|
  * |                                 |<----------------- flen ------------->|<--- value part --->|
@@ -752,6 +805,8 @@ SMemRow mergeTwoMemRows(void *buffer, SMemRow row1, SMemRow row2, STSchema *pSch
 
 static FORCE_INLINE char *payloadNextCol(char *pCol) { return (char *)POINTER_SHIFT(pCol, PAYLOAD_COL_HEAD_LEN); }
 
+#endif
+
 #ifdef __cplusplus
 }
 #endif

src/common/src/tdataformat.c

@@ -19,10 +19,10 @@
 #include "wchar.h"
 #include "tarray.h"
 
+static void dataColSetNEleNull(SDataCol *pCol, int nEle);
 static void tdMergeTwoDataCols(SDataCols *target, SDataCols *src1, int *iter1, int limit1, SDataCols *src2, int *iter2,
                                int limit2, int tRows, bool forceSetNull);
 
-//TODO: change caller to use return val
 int tdAllocMemForCol(SDataCol *pCol, int maxPoints) {
   int spaceNeeded = pCol->bytes * maxPoints;
   if(IS_VAR_DATA_TYPE(pCol->type)) {
@@ -31,7 +31,7 @@ int tdAllocMemForCol(SDataCol *pCol, int maxPoints) {
   if(pCol->spaceSize < spaceNeeded) {
     void* ptr = realloc(pCol->pData, spaceNeeded);
     if(ptr == NULL) {
-      uDebug("malloc failure, size:%" PRId64 " failed, reason:%s", (int64_t)pCol->spaceSize,
+      uDebug("malloc failure, size:%" PRId64 " failed, reason:%s", (int64_t)spaceNeeded,
              strerror(errno));
       return -1;
     } else {
@@ -239,20 +239,19 @@ void dataColInit(SDataCol *pDataCol, STColumn *pCol, int maxPoints) {
   pDataCol->len = 0;
 }
 // value from timestamp should be TKEY here instead of TSKEY
-void dataColAppendVal(SDataCol *pCol, const void *value, int numOfRows, int maxPoints) {
+int dataColAppendVal(SDataCol *pCol, const void *value, int numOfRows, int maxPoints) {
   ASSERT(pCol != NULL && value != NULL);
 
   if (isAllRowsNull(pCol)) {
     if (isNull(value, pCol->type)) {
       // all null value yet, just return
-      return;
+      return 0;
     }
 
+    if(tdAllocMemForCol(pCol, maxPoints) < 0) return -1;
     if (numOfRows > 0) {
       // Find the first not null value, fill all previouse values as NULL
-      dataColSetNEleNull(pCol, numOfRows, maxPoints);
-    } else {
-      tdAllocMemForCol(pCol, maxPoints);
+      dataColSetNEleNull(pCol, numOfRows);
     }
   }
 
@@ -268,12 +267,21 @@ void dataColAppendVal(SDataCol *pCol, const void *value, int numOfRows, int maxP
     memcpy(POINTER_SHIFT(pCol->pData, pCol->len), value, pCol->bytes);
     pCol->len += pCol->bytes;
   }
+  return 0;
+}
+
+static FORCE_INLINE const void *tdGetColDataOfRowUnsafe(SDataCol *pCol, int row) {
+  if (IS_VAR_DATA_TYPE(pCol->type)) {
+    return POINTER_SHIFT(pCol->pData, pCol->dataOff[row]);
+  } else {
+    return POINTER_SHIFT(pCol->pData, TYPE_BYTES[pCol->type] * row);
+  }
 }
 
 bool isNEleNull(SDataCol *pCol, int nEle) {
   if(isAllRowsNull(pCol)) return true;
   for (int i = 0; i < nEle; i++) {
-    if (!isNull(tdGetColDataOfRow(pCol, i), pCol->type)) return false;
+    if (!isNull(tdGetColDataOfRowUnsafe(pCol, i), pCol->type)) return false;
   }
   return true;
 }
@@ -290,9 +298,7 @@ static FORCE_INLINE void dataColSetNullAt(SDataCol *pCol, int index) {
   }
 }
 
-void dataColSetNEleNull(SDataCol *pCol, int nEle, int maxPoints) {
-  tdAllocMemForCol(pCol, maxPoints);
-
+static void dataColSetNEleNull(SDataCol *pCol, int nEle) {
   if (IS_VAR_DATA_TYPE(pCol->type)) {
     pCol->len = 0;
     for (int i = 0; i < nEle; i++) {
@@ -318,7 +324,7 @@ void dataColSetOffset(SDataCol *pCol, int nEle) {
   }
 }
 
-SDataCols *tdNewDataCols(int maxRowSize, int maxCols, int maxRows) {
+SDataCols *tdNewDataCols(int maxCols, int maxRows) {
   SDataCols *pCols = (SDataCols *)calloc(1, sizeof(SDataCols));
   if (pCols == NULL) {
     uDebug("malloc failure, size:%" PRId64 " failed, reason:%s", (int64_t)sizeof(SDataCols), strerror(errno));
@@ -326,6 +332,9 @@ SDataCols *tdNewDataCols(int maxRowSize, int maxCols, int maxRows) {
   }
 
   pCols->maxPoints = maxRows;
+  pCols->maxCols = maxCols;
+  pCols->numOfRows = 0;
+  pCols->numOfCols = 0;
 
   if (maxCols > 0) {
     pCols->cols = (SDataCol *)calloc(maxCols, sizeof(SDataCol));
@@ -342,13 +351,8 @@ SDataCols *tdNewDataCols(int maxRowSize, int maxCols, int maxRows) {
       pCols->cols[i].pData = NULL;
       pCols->cols[i].dataOff = NULL;
     }
-
-    pCols->maxCols = maxCols;
   }
 
-  pCols->maxRowSize = maxRowSize;
-
-
   return pCols;
 }
 
@@ -357,8 +361,9 @@ int tdInitDataCols(SDataCols *pCols, STSchema *pSchema) {
   int oldMaxCols = pCols->maxCols;
   if (schemaNCols(pSchema) > oldMaxCols) {
     pCols->maxCols = schemaNCols(pSchema);
-    pCols->cols = (SDataCol *)realloc(pCols->cols, sizeof(SDataCol) * pCols->maxCols);
-    if (pCols->cols == NULL) return -1;
+    void* ptr = (SDataCol *)realloc(pCols->cols, sizeof(SDataCol) * pCols->maxCols);
+    if (ptr == NULL) return -1;
+    pCols->cols = ptr;
     for(i = oldMaxCols; i < pCols->maxCols; i++) {
       pCols->cols[i].pData = NULL;
       pCols->cols[i].dataOff = NULL;
@@ -366,10 +371,6 @@ int tdInitDataCols(SDataCols *pCols, STSchema *pSchema) {
     }
   }
 
-  if (schemaTLen(pSchema) > pCols->maxRowSize) {
-    pCols->maxRowSize = schemaTLen(pSchema);
-  }
-
   tdResetDataCols(pCols);
   pCols->numOfCols = schemaNCols(pSchema);
 
@@ -398,7 +399,7 @@ SDataCols *tdFreeDataCols(SDataCols *pCols) {
 }
 
 SDataCols *tdDupDataCols(SDataCols *pDataCols, bool keepData) {
-  SDataCols *pRet = tdNewDataCols(pDataCols->maxRowSize, pDataCols->maxCols, pDataCols->maxPoints);
+  SDataCols *pRet = tdNewDataCols(pDataCols->maxCols, pDataCols->maxPoints);
   if (pRet == NULL) return NULL;
 
   pRet->numOfCols = pDataCols->numOfCols;
@@ -413,7 +414,10 @@ SDataCols *tdDupDataCols(SDataCols *pDataCols, bool keepData) {
 
     if (keepData) {
       if (pDataCols->cols[i].len > 0) {
-        tdAllocMemForCol(&pRet->cols[i], pRet->maxPoints);
+        if(tdAllocMemForCol(&pRet->cols[i], pRet->maxPoints) < 0) {
+          tdFreeDataCols(pRet);
+          return NULL;
+        }
         pRet->cols[i].len = pDataCols->cols[i].len;
         memcpy(pRet->cols[i].pData, pDataCols->cols[i].pData, pDataCols->cols[i].len);
         if (IS_VAR_DATA_TYPE(pRet->cols[i].type)) {
@@ -584,9 +588,12 @@ static void tdMergeTwoDataCols(SDataCols *target, SDataCols *src1, int *iter1, i
       if ((key1 > key2) || (key1 == key2 && !TKEY_IS_DELETED(tkey2))) {
         for (int i = 0; i < src2->numOfCols; i++) {
           ASSERT(target->cols[i].type == src2->cols[i].type);
-          if (src2->cols[i].len > 0 && (forceSetNull || (!forceSetNull && !isNull(src2->cols[i].pData, src2->cols[i].type)))) {
+          if (src2->cols[i].len > 0 && !isNull(src2->cols[i].pData, src2->cols[i].type)) {
             dataColAppendVal(&(target->cols[i]), tdGetColDataOfRow(src2->cols + i, *iter2), target->numOfRows,
                              target->maxPoints);
+          } else if(!forceSetNull && key1 == key2 && src1->cols[i].len > 0) {
+            dataColAppendVal(&(target->cols[i]), tdGetColDataOfRow(src1->cols + i, *iter1), target->numOfRows,
+                             target->maxPoints);
           }
         }
         target->numOfRows++;
@@ -844,7 +851,8 @@ SMemRow mergeTwoMemRows(void *buffer, SMemRow row1, SMemRow row2, STSchema *pSch
     int16_t k;
     for (k = 0; k < nKvNCols; ++k) {
       SColInfo *pColInfo = taosArrayGet(stashRow, k);
-      tdAppendKvColVal(kvRow, pColInfo->colVal, pColInfo->colId, pColInfo->colType, &toffset);
+      tdAppendKvColVal(kvRow, pColInfo->colVal, true, pColInfo->colId, pColInfo->colType, toffset);
+      toffset += sizeof(SColIdx);
     }
     ASSERT(kvLen == memRowTLen(tRow));
   }

src/connector/jdbc/pom.xml

@@ -113,7 +113,6 @@
                     </includes>
                     <excludes>
                         <exclude>**/AppMemoryLeakTest.java</exclude>
-                        <exclude>**/AuthenticationTest.java</exclude>
                         <exclude>**/ConnectMultiTaosdByRestfulWithDifferentTokenTest.java</exclude>
                         <exclude>**/DatetimeBefore1970Test.java</exclude>
                         <exclude>**/FailOverTest.java</exclude>

src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBDriver.java

@@ -14,6 +14,8 @@
  *****************************************************************************/
 package com.taosdata.jdbc;
 
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
 import java.sql.*;
 import java.util.*;
 import java.util.logging.Logger;
@@ -127,6 +129,11 @@ public class TSDBDriver extends AbstractDriver {
             return null;
         }
 
+        if (!props.containsKey(TSDBDriver.PROPERTY_KEY_USER))
+            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_USER_IS_REQUIRED);
+        if (!props.containsKey(TSDBDriver.PROPERTY_KEY_PASSWORD))
+            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_PASSWORD_IS_REQUIRED);
+
         try {
             TSDBJNIConnector.init((String) props.get(PROPERTY_KEY_CONFIG_DIR), (String) props.get(PROPERTY_KEY_LOCALE),
                     (String) props.get(PROPERTY_KEY_CHARSET), (String) props.get(PROPERTY_KEY_TIME_ZONE));

src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBError.java

@@ -33,6 +33,8 @@ public class TSDBError {
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_NUMERIC_VALUE_OUT_OF_RANGE, "numeric value out of range");
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_UNKNOWN_TAOS_TYPE, "unknown taos type in tdengine");
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_UNKNOWN_TIMESTAMP_PRECISION, "unknown timestamp precision");
+        TSDBErrorMap.put(TSDBErrorNumbers.ERROR_USER_IS_REQUIRED, "user is required");
+        TSDBErrorMap.put(TSDBErrorNumbers.ERROR_PASSWORD_IS_REQUIRED, "password is required");
 
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_UNKNOWN, "unknown error");
 

src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBErrorNumbers.java

@@ -29,6 +29,9 @@ public class TSDBErrorNumbers {
     public static final int ERROR_UNKNOWN_TIMESTAMP_PRECISION = 0x2316;     // unknown timestamp precision
     public static final int ERROR_RESTFul_Client_Protocol_Exception = 0x2317;
     public static final int ERROR_RESTFul_Client_IOException = 0x2318;
+    public static final int ERROR_USER_IS_REQUIRED = 0x2319;        // user is required
+    public static final int ERROR_PASSWORD_IS_REQUIRED = 0x231a;    // password is required
+
 
     public static final int ERROR_UNKNOWN = 0x2350;    //unknown error
 
@@ -67,6 +70,8 @@ public class TSDBErrorNumbers {
         errorNumbers.add(ERROR_UNKNOWN_TAOS_TYPE);
         errorNumbers.add(ERROR_UNKNOWN_TIMESTAMP_PRECISION);
         errorNumbers.add(ERROR_RESTFul_Client_IOException);
+        errorNumbers.add(ERROR_USER_IS_REQUIRED);
+        errorNumbers.add(ERROR_PASSWORD_IS_REQUIRED);
 
         errorNumbers.add(ERROR_RESTFul_Client_Protocol_Exception);
 

src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java

@@ -36,7 +36,6 @@ public class TSDBJNIConnector {
 
     static {
         System.loadLibrary("taos");
-        System.out.println("java.library.path:" + System.getProperty("java.library.path"));
     }
 
     public boolean isClosed() {

src/connector/jdbc/src/main/java/com/taosdata/jdbc/rs/RestfulDriver.java

@@ -7,6 +7,7 @@ import com.taosdata.jdbc.utils.HttpClientPoolUtil;
 
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
 import java.sql.*;
 import java.util.Properties;
 import java.util.logging.Logger;
@@ -40,8 +41,13 @@ public class RestfulDriver extends AbstractDriver {
 
         String loginUrl = "http://" + host + ":" + port + "/rest/login/" + props.getProperty(TSDBDriver.PROPERTY_KEY_USER) + "/" + props.getProperty(TSDBDriver.PROPERTY_KEY_PASSWORD) + "";
         try {
-            String user = URLEncoder.encode(props.getProperty(TSDBDriver.PROPERTY_KEY_USER), "UTF-8");
-            String password = URLEncoder.encode(props.getProperty(TSDBDriver.PROPERTY_KEY_PASSWORD), "UTF-8");
+            if (!props.containsKey(TSDBDriver.PROPERTY_KEY_USER))
+                throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_USER_IS_REQUIRED);
+            if (!props.containsKey(TSDBDriver.PROPERTY_KEY_PASSWORD))
+                throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_PASSWORD_IS_REQUIRED);
+
+            String user = URLEncoder.encode(props.getProperty(TSDBDriver.PROPERTY_KEY_USER), StandardCharsets.UTF_8.displayName());
+            String password = URLEncoder.encode(props.getProperty(TSDBDriver.PROPERTY_KEY_PASSWORD), StandardCharsets.UTF_8.displayName());
             loginUrl = "http://" + props.getProperty(TSDBDriver.PROPERTY_KEY_HOST) + ":" + props.getProperty(TSDBDriver.PROPERTY_KEY_PORT) + "/rest/login/" + user + "/" + password + "";
         } catch (UnsupportedEncodingException e) {
             e.printStackTrace();

src/connector/jdbc/src/main/java/com/taosdata/jdbc/rs/RestfulStatement.java

@@ -7,6 +7,7 @@ import com.taosdata.jdbc.AbstractStatement;
 import com.taosdata.jdbc.TSDBDriver;
 import com.taosdata.jdbc.TSDBError;
 import com.taosdata.jdbc.TSDBErrorNumbers;
+import com.taosdata.jdbc.enums.TimestampFormat;
 import com.taosdata.jdbc.utils.HttpClientPoolUtil;
 import com.taosdata.jdbc.utils.SqlSyntaxValidator;
 
@@ -45,9 +46,7 @@ public class RestfulStatement extends AbstractStatement {
         if (!SqlSyntaxValidator.isValidForExecuteUpdate(sql))
             throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_INVALID_FOR_EXECUTE_UPDATE, "not a valid sql for executeUpdate: " + sql);
 
-        final String url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sql";
-
-        return executeOneUpdate(url, sql);
+        return executeOneUpdate(sql);
     }
 
     @Override
@@ -62,34 +61,25 @@ public class RestfulStatement extends AbstractStatement {
     public boolean execute(String sql) throws SQLException {
         if (isClosed())
             throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_STATEMENT_CLOSED);
-        if (!SqlSyntaxValidator.isValidForExecute(sql))
-            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_INVALID_FOR_EXECUTE, "not a valid sql for execute: " + sql);
 
         //如果执行了use操作应该将当前Statement的catalog设置为新的database
         boolean result = true;
-        String url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sql";
-        if (conn.getClientInfo(TSDBDriver.PROPERTY_KEY_TIMESTAMP_FORMAT).equals("TIMESTAMP")) {
-            url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sqlt";
-        }
-        if (conn.getClientInfo(TSDBDriver.PROPERTY_KEY_TIMESTAMP_FORMAT).equals("UTC")) {
-            url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sqlutc";
-        }
 
         if (SqlSyntaxValidator.isUseSql(sql)) {
-            HttpClientPoolUtil.execute(url, sql, this.conn.getToken());
+            HttpClientPoolUtil.execute(getUrl(), sql, this.conn.getToken());
             this.database = sql.trim().replace("use", "").trim();
             this.conn.setCatalog(this.database);
             result = false;
         } else if (SqlSyntaxValidator.isDatabaseUnspecifiedQuery(sql)) {
             executeOneQuery(sql);
         } else if (SqlSyntaxValidator.isDatabaseUnspecifiedUpdate(sql)) {
-            executeOneUpdate(url, sql);
+            executeOneUpdate(sql);
             result = false;
         } else {
             if (SqlSyntaxValidator.isValidForExecuteQuery(sql)) {
-                executeQuery(sql);
+                executeOneQuery(sql);
             } else {
-                executeUpdate(sql);
+                executeOneUpdate(sql);
                 result = false;
             }
         }
@@ -97,19 +87,25 @@ public class RestfulStatement extends AbstractStatement {
         return result;
     }
 
-    private ResultSet executeOneQuery(String sql) throws SQLException {
-        if (!SqlSyntaxValidator.isValidForExecuteQuery(sql))
-            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_INVALID_FOR_EXECUTE_QUERY, "not a valid sql for executeQuery: " + sql);
+    private String getUrl() throws SQLException {
+        TimestampFormat timestampFormat = TimestampFormat.valueOf(conn.getClientInfo(TSDBDriver.PROPERTY_KEY_TIMESTAMP_FORMAT).trim().toUpperCase());
+        String url;
+        switch (timestampFormat) {
+            case TIMESTAMP:
+                url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sqlt";
+                break;
+            case UTC:
+                url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sqlutc";
+                break;
+            default:
+                url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sql";
+        }
+        return url;
+    }
 
+    private ResultSet executeOneQuery(String sql) throws SQLException {
         // row data
-        String url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sql";
-        String timestampFormat = conn.getClientInfo(TSDBDriver.PROPERTY_KEY_TIMESTAMP_FORMAT);
-        if ("TIMESTAMP".equalsIgnoreCase(timestampFormat))
-            url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sqlt";
-        if ("UTC".equalsIgnoreCase(timestampFormat))
-            url = "http://" + conn.getHost() + ":" + conn.getPort() + "/rest/sqlutc";
-
-        String result = HttpClientPoolUtil.execute(url, sql, this.conn.getToken());
+        String result = HttpClientPoolUtil.execute(getUrl(), sql, this.conn.getToken());
         JSONObject resultJson = JSON.parseObject(result);
         if (resultJson.getString("status").equals("error")) {
             throw TSDBError.createSQLException(resultJson.getInteger("code"), resultJson.getString("desc"));
@@ -119,11 +115,8 @@ public class RestfulStatement extends AbstractStatement {
         return resultSet;
     }
 
-    private int executeOneUpdate(String url, String sql) throws SQLException {
-        if (!SqlSyntaxValidator.isValidForExecuteUpdate(sql))
-            throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_INVALID_FOR_EXECUTE_UPDATE, "not a valid sql for executeUpdate: " + sql);
-
-        String result = HttpClientPoolUtil.execute(url, sql, this.conn.getToken());
+    private int executeOneUpdate(String sql) throws SQLException {
+        String result = HttpClientPoolUtil.execute(getUrl(), sql, this.conn.getToken());
         JSONObject jsonObject = JSON.parseObject(result);
         if (jsonObject.getString("status").equals("error")) {
             throw TSDBError.createSQLException(jsonObject.getInteger("code"), jsonObject.getString("desc"));
@@ -134,7 +127,7 @@ public class RestfulStatement extends AbstractStatement {
     }
 
     private int getAffectedRows(JSONObject jsonObject) throws SQLException {
-        // create ... SQLs should return 0 , and Restful result is this:
+        // create ... SQLs should return 0 , and Restful result like this:
         // {"status": "succ", "head": ["affected_rows"], "data": [[0]], "rows": 1}
         JSONArray head = jsonObject.getJSONArray("head");
         if (head.size() != 1 || !"affected_rows".equals(head.getString(0)))

src/connector/jdbc/src/main/java/com/taosdata/jdbc/utils/SqlSyntaxValidator.java

@@ -16,8 +16,7 @@ package com.taosdata.jdbc.utils;
 
 public class SqlSyntaxValidator {
 
-    private static final String[] SQL = {"select", "insert", "import", "create", "use", "alter", "drop", "set", "show", "describe", "reset"};
-    private static final String[] updateSQL = {"insert", "import", "create", "use", "alter", "drop", "set"};
+    private static final String[] updateSQL = {"insert", "import", "create", "use", "alter", "drop", "set", "reset"};
     private static final String[] querySQL = {"select", "show", "describe"};
 
     private static final String[] databaseUnspecifiedShow = {"databases", "dnodes", "mnodes", "variables"};
@@ -38,14 +37,6 @@ public class SqlSyntaxValidator {
         return false;
     }
 
-    public static boolean isValidForExecute(String sql) {
-        for (String prefix : SQL) {
-            if (sql.trim().toLowerCase().startsWith(prefix))
-                return true;
-        }
-        return false;
-    }
-
     public static boolean isDatabaseUnspecifiedQuery(String sql) {
         for (String databaseObj : databaseUnspecifiedShow) {
             if (sql.trim().toLowerCase().matches("show\\s+" + databaseObj + ".*"))
@@ -63,9 +54,5 @@ public class SqlSyntaxValidator {
         return sql.trim().toLowerCase().startsWith("use");
     }
 
-    public static boolean isSelectSql(String sql) {
-        return sql.trim().toLowerCase().startsWith("select");
-    }
-
 
 }

src/connector/jdbc/src/test/java/com/taosdata/jdbc/SubscribeTest.java

@@ -69,6 +69,8 @@ public class SubscribeTest {
     @Before
     public void createDatabase() throws SQLException {
         Properties properties = new Properties();
+        properties.setProperty(TSDBDriver.PROPERTY_KEY_USER, "root");
+        properties.setProperty(TSDBDriver.PROPERTY_KEY_PASSWORD, "taosdata");
         properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
         properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
         properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/AuthenticationTest.java

 package com.taosdata.jdbc.cases;
 
+import com.taosdata.jdbc.TSDBErrorNumbers;
+import org.junit.Assert;
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 
 import java.sql.*;
@@ -12,6 +15,47 @@ public class AuthenticationTest {
     private static final String password = "taos?data";
     private Connection conn;
 
+    @Test
+    public void connectWithoutUserByJni() {
+        try {
+            DriverManager.getConnection("jdbc:TAOS://" + host + ":0/?");
+        } catch (SQLException e) {
+            Assert.assertEquals(TSDBErrorNumbers.ERROR_USER_IS_REQUIRED, e.getErrorCode());
+            Assert.assertEquals("ERROR (2319): user is required", e.getMessage());
+        }
+    }
+
+    @Test
+    public void connectWithoutUserByRestful() {
+        try {
+            DriverManager.getConnection("jdbc:TAOS-RS://" + host + ":6041/?");
+        } catch (SQLException e) {
+            Assert.assertEquals(TSDBErrorNumbers.ERROR_USER_IS_REQUIRED, e.getErrorCode());
+            Assert.assertEquals("ERROR (2319): user is required", e.getMessage());
+        }
+    }
+
+    @Test
+    public void connectWithoutPasswordByJni() {
+        try {
+            DriverManager.getConnection("jdbc:TAOS://" + host + ":0/?user=root");
+        } catch (SQLException e) {
+            Assert.assertEquals(TSDBErrorNumbers.ERROR_PASSWORD_IS_REQUIRED, e.getErrorCode());
+            Assert.assertEquals("ERROR (231a): password is required", e.getMessage());
+        }
+    }
+
+    @Test
+    public void connectWithoutPasswordByRestful() {
+        try {
+            DriverManager.getConnection("jdbc:TAOS-RS://" + host + ":6041/?user=root");
+        } catch (SQLException e) {
+            Assert.assertEquals(TSDBErrorNumbers.ERROR_PASSWORD_IS_REQUIRED, e.getErrorCode());
+            Assert.assertEquals("ERROR (231a): password is required", e.getMessage());
+        }
+    }
+
+    @Ignore
     @Test
     public void test() {
         // change password

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/BatchInsertTest.java

@@ -29,6 +29,8 @@ public class BatchInsertTest {
     public void before() {
         try {
             Properties properties = new Properties();
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_USER, "root");
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_PASSWORD, "taosdata");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/ImportTest.java

@@ -21,6 +21,8 @@ public class ImportTest {
     public static void before() {
         try {
             Properties properties = new Properties();
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_USER, "root");
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_PASSWORD, "taosdata");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/InsertSpecialCharacterJniTest.java

@@ -270,6 +270,41 @@ public class InsertSpecialCharacterJniTest {
         }
     }
 
+    @Ignore
+    @Test
+    public void testSingleQuotaEscape() throws SQLException {
+        final long now = System.currentTimeMillis();
+        final String sql = "insert into t? using ? tags(?) values(?, ?, ?) t? using " + tbname2 + " tags(?) values(?,?,?) ";
+        try (PreparedStatement pstmt = conn.prepareStatement(sql)) {
+            // t1
+            pstmt.setInt(1, 1);
+            pstmt.setString(2, tbname2);
+            pstmt.setString(3, special_character_str_5);
+            pstmt.setTimestamp(4, new Timestamp(now));
+            pstmt.setBytes(5, special_character_str_5.getBytes());
+            // t2
+            pstmt.setInt(7, 2);
+            pstmt.setString(8, special_character_str_5);
+            pstmt.setTimestamp(9, new Timestamp(now));
+            pstmt.setString(11, special_character_str_5);
+
+            int ret = pstmt.executeUpdate();
+            Assert.assertEquals(2, ret);
+        }
+
+        String query = "select * from ?.t? where ? < ? and ts >= ? and f1 is not null";
+        try (PreparedStatement pstmt = conn.prepareStatement(query)) {
+            pstmt.setString(1, dbName);
+            pstmt.setInt(2, 1);
+            pstmt.setString(3, "ts");
+            pstmt.setTimestamp(4, new Timestamp(System.currentTimeMillis()));
+            pstmt.setTimestamp(5, new Timestamp(0));
+
+            ResultSet rs = pstmt.executeQuery();
+            Assert.assertNotNull(rs);
+        }
+    }
+
     @Test
     public void testCase10() throws SQLException {
         final long now = System.currentTimeMillis();
@@ -293,13 +328,12 @@ public class InsertSpecialCharacterJniTest {
             Assert.assertEquals(2, ret);
         }
         //query t1
-        String query = "select * from ?.t? where ts < ? and ts >= ? and ? is not null";
+        String query = "select * from ?.t? where ts < ? and ts >= ? and f1 is not null";
         try (PreparedStatement pstmt = conn.prepareStatement(query)) {
             pstmt.setString(1, dbName);
             pstmt.setInt(2, 1);
             pstmt.setTimestamp(3, new Timestamp(System.currentTimeMillis()));
             pstmt.setTimestamp(4, new Timestamp(0));
-            pstmt.setString(5, "f1");
 
             ResultSet rs = pstmt.executeQuery();
             rs.next();
@@ -311,12 +345,11 @@ public class InsertSpecialCharacterJniTest {
             Assert.assertNull(f2);
         }
         // query t2
-        query = "select * from t? where ts < ? and ts >= ? and ? is not null";
+        query = "select * from t? where ts < ? and ts >= ? and f2 is not null";
         try (PreparedStatement pstmt = conn.prepareStatement(query)) {
             pstmt.setInt(1, 2);
             pstmt.setTimestamp(2, new Timestamp(System.currentTimeMillis()));
             pstmt.setTimestamp(3, new Timestamp(0));
-            pstmt.setString(4, "f2");
 
             ResultSet rs = pstmt.executeQuery();
             rs.next();

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/InsertSpecialCharacterRestfulTest.java

@@ -293,13 +293,12 @@ public class InsertSpecialCharacterRestfulTest {
             Assert.assertEquals(2, ret);
         }
         //query t1
-        String query = "select * from ?.t? where ts < ? and ts >= ? and ? is not null";
+        String query = "select * from ?.t? where ts < ? and ts >= ? and f1 is not null";
         try (PreparedStatement pstmt = conn.prepareStatement(query)) {
             pstmt.setString(1, dbName);
             pstmt.setInt(2, 1);
             pstmt.setTimestamp(3, new Timestamp(System.currentTimeMillis()));
             pstmt.setTimestamp(4, new Timestamp(0));
-            pstmt.setString(5, "f1");
 
             ResultSet rs = pstmt.executeQuery();
             rs.next();
@@ -311,12 +310,11 @@ public class InsertSpecialCharacterRestfulTest {
             Assert.assertNull(f2);
         }
         // query t2
-        query = "select * from t? where ts < ? and ts >= ? and ? is not null";
+        query = "select * from t? where ts < ? and ts >= ? and f2 is not null";
         try (PreparedStatement pstmt = conn.prepareStatement(query)) {
             pstmt.setInt(1, 2);
             pstmt.setTimestamp(2, new Timestamp(System.currentTimeMillis()));
             pstmt.setTimestamp(3, new Timestamp(0));
-            pstmt.setString(4, "f2");
 
             ResultSet rs = pstmt.executeQuery();
             rs.next();

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/QueryDataTest.java

@@ -22,6 +22,8 @@ public class QueryDataTest {
     public void createDatabase() {
         try {
             Properties properties = new Properties();
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_USER, "root");
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_PASSWORD, "taosdata");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/ResetQueryCacheTest.java

 package com.taosdata.jdbc.cases;
 
-import com.taosdata.jdbc.TSDBDriver;
-import org.junit.After;
-import org.junit.Before;
 import org.junit.Test;
 
-import java.sql.*;
-import java.util.Properties;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+import java.sql.Statement;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
 
 public class ResetQueryCacheTest {
 
-    static Connection connection;
-    static Statement statement;
-    static String host = "127.0.0.1";
-
-    @Before
-    public void init() {
-        try {
-            Properties properties = new Properties();
-            properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
-            properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
-            properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
-            connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/", properties);
-            statement = connection.createStatement();
-        } catch (SQLException e) {
-            return;
-        }
+    @Test
+    public void jni() throws SQLException {
+        // given
+        Connection connection = DriverManager.getConnection("jdbc:TAOS://127.0.0.1:0/?user=root&password=taosdata&timezone=UTC-8&charset=UTF-8&locale=en_US.UTF-8");
+        Statement statement = connection.createStatement();
+
+        // when
+        boolean execute = statement.execute("reset query cache");
+
+        // then
+        assertFalse(execute);
+        assertEquals(0, statement.getUpdateCount());
+
+        statement.close();
+        connection.close();
     }
 
     @Test
-    public void testResetQueryCache() throws SQLException {
-        String resetSql = "reset query cache";
-        statement.execute(resetSql);
-    }
+    public void restful() throws SQLException {
+        // given
+        Connection connection = DriverManager.getConnection("jdbc:TAOS-RS://127.0.0.1:6041/?user=root&password=taosdata&timezone=UTC-8&charset=UTF-8&locale=en_US.UTF-8");
+        Statement statement = connection.createStatement();
+
+        // when
+        boolean execute = statement.execute("reset query cache");
+
+        // then
+        assertFalse(execute);
+        assertEquals(0, statement.getUpdateCount());
 
-    @After
-    public void close() {
-        try {
-            if (statement != null)
-                statement.close();
-            if (connection != null)
-                connection.close();
-        } catch (SQLException e) {
-            e.printStackTrace();
-        }
+        statement.close();
+        connection.close();
     }
 
 }
\ No newline at end of file

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/SelectTest.java

@@ -20,6 +20,8 @@ public class SelectTest {
     public void createDatabaseAndTable() {
         try {
             Properties properties = new Properties();
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_USER, "root");
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_PASSWORD, "taosdata");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");

src/connector/jdbc/src/test/java/com/taosdata/jdbc/cases/StableTest.java

@@ -24,6 +24,8 @@ public class StableTest {
     public static void createDatabase() {
         try {
             Properties properties = new Properties();
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_USER, "root");
+            properties.setProperty(TSDBDriver.PROPERTY_KEY_PASSWORD, "taosdata");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_CHARSET, "UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_LOCALE, "en_US.UTF-8");
             properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");

src/connector/jdbc/src/test/java/com/taosdata/jdbc/utils/SqlSyntaxValidatorTest.java

-package com.taosdata.jdbc.utils;
-
-import org.junit.Assert;
-import org.junit.Test;
-
-public class SqlSyntaxValidatorTest {
-
-    @Test
-    public void isSelectSQL() {
-        Assert.assertTrue(SqlSyntaxValidator.isSelectSql("select * from test.weather"));
-        Assert.assertTrue(SqlSyntaxValidator.isSelectSql(" select * from test.weather"));
-        Assert.assertTrue(SqlSyntaxValidator.isSelectSql(" select * from test.weather "));
-        Assert.assertFalse(SqlSyntaxValidator.isSelectSql("insert into test.weather values(now, 1.1, 2)"));
-    }
-
-    @Test
-    public void isUseSQL() {
-        Assert.assertTrue(SqlSyntaxValidator.isUseSql("use database test"));
-    }
-
-}
\ No newline at end of file

src/kit/taosdemo/taosdemo.c

@@ -5983,7 +5983,7 @@ static int32_t prepareStbStmtBind(
         int64_t startTime, int32_t recSeq,
         bool isColumn)
 {
-    char *bindBuffer = calloc(1, g_args.len_of_binary);
+    char *bindBuffer = calloc(1, DOUBLE_BUFF_LEN); // g_args.len_of_binary);
     if (bindBuffer == NULL) {
         errorPrint("%s() LN%d, Failed to allocate %d bind buffer\n",
                 __func__, __LINE__, g_args.len_of_binary);
@@ -6319,7 +6319,7 @@ static void printStatPerThread(threadInfo *pThreadInfo)
             pThreadInfo->totalInsertRows,
             pThreadInfo->totalAffectedRows,
             (pThreadInfo->totalDelay)?
-            (double)(pThreadInfo->totalAffectedRows/(pThreadInfo->totalDelay/1000000.0)):
+            (double)(pThreadInfo->totalAffectedRows/((double)pThreadInfo->totalDelay/1000000.0)):
             FLT_MAX);
 }
 
@@ -6539,7 +6539,7 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
         verbosePrint("[%d] %s() LN%d, buffer=%s\n",
                 pThreadInfo->threadID, __func__, __LINE__, pThreadInfo->buffer);
 
-        startTs = taosGetTimestampMs();
+        startTs = taosGetTimestampUs();
 
         if (recOfBatch == 0) {
             errorPrint("[%d] %s() LN%d Failed to insert records of batch %d\n",
@@ -6555,10 +6555,10 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
         }
         int64_t affectedRows = execInsert(pThreadInfo, recOfBatch);
 
-        endTs = taosGetTimestampMs();
+        endTs = taosGetTimestampUs();
         uint64_t delay = endTs - startTs;
-        performancePrint("%s() LN%d, insert execution time is %"PRIu64"ms\n",
-                __func__, __LINE__, delay);
+        performancePrint("%s() LN%d, insert execution time is %10.2f ms\n",
+                __func__, __LINE__, delay / 1000.0);
         verbosePrint("[%d] %s() LN%d affectedRows=%"PRId64"\n",
                 pThreadInfo->threadID,
                 __func__, __LINE__, affectedRows);
@@ -6721,8 +6721,8 @@ static void* syncWriteProgressive(threadInfo *pThreadInfo) {
 
             endTs = taosGetTimestampUs();
             uint64_t delay = endTs - startTs;
-            performancePrint("%s() LN%d, insert execution time is %"PRId64"ms\n",
-                    __func__, __LINE__, delay);
+            performancePrint("%s() LN%d, insert execution time is %10.f ms\n",
+                    __func__, __LINE__, delay/1000.0);
             verbosePrint("[%d] %s() LN%d affectedRows=%d\n",
                     pThreadInfo->threadID,
                     __func__, __LINE__, affectedRows);

src/plugins/http/src/httpParser.c

@@ -101,13 +101,17 @@ char *httpGetStatusDesc(int32_t statusCode) {
 }
 
 static void httpCleanupString(HttpString *str) {
-  free(str->str);
-  str->str = NULL;
-  str->pos = 0;
-  str->size = 0;
+  if (str->str) {
+    free(str->str);
+    str->str = NULL;
+    str->pos = 0;
+    str->size = 0;
+  }
 }
 
 static int32_t httpAppendString(HttpString *str, const char *s, int32_t len) {
+  char *new_str = NULL;
+
   if (str->size == 0) {
     str->pos = 0;
     str->size = len + 1;
@@ -115,7 +119,16 @@ static int32_t httpAppendString(HttpString *str, const char *s, int32_t len) {
   } else if (str->pos + len + 1 >= str->size) {
     str->size += len;
     str->size *= 4;
-    str->str = realloc(str->str, str->size);
+
+    new_str = realloc(str->str, str->size);
+    if (new_str == NULL && str->str) {
+      // if str->str was not NULL originally,
+      // the old allocated memory was left unchanged,
+      // see man 3 realloc
+      free(str->str);
+    }
+
+    str->str = new_str;
   } else {
   }
 
@@ -317,7 +330,7 @@ static int32_t httpOnParseHeaderField(HttpParser *parser, const char *key, const
 
 static int32_t httpOnBody(HttpParser *parser, const char *chunk, int32_t len) {
   HttpContext *pContext = parser->pContext;
-  HttpString * buf = &parser->body;
+  HttpString *buf = &parser->body;
   if (parser->parseCode != TSDB_CODE_SUCCESS) return -1;
 
   if (buf->size <= 0) {
@@ -326,6 +339,7 @@ static int32_t httpOnBody(HttpParser *parser, const char *chunk, int32_t len) {
   }
 
   int32_t newSize = buf->pos + len + 1;
+  char *newStr = NULL;
   if (newSize >= buf->size) {
     if (buf->size >= HTTP_BUFFER_SIZE) {
       httpError("context:%p, fd:%d, failed parse body, exceeding buffer size %d", pContext, pContext->fd, buf->size);
@@ -336,7 +350,12 @@ static int32_t httpOnBody(HttpParser *parser, const char *chunk, int32_t len) {
     newSize = MAX(newSize, HTTP_BUFFER_INIT);
     newSize *= 4;
     newSize = MIN(newSize, HTTP_BUFFER_SIZE);
-    buf->str = realloc(buf->str, newSize);
+    newStr = realloc(buf->str, newSize);
+    if (newStr == NULL && buf->str) {
+      free(buf->str);
+    }
+
+    buf->str = newStr;
     buf->size = newSize;
 
     if (buf->str == NULL) {
@@ -374,13 +393,20 @@ static HTTP_PARSER_STATE httpTopStack(HttpParser *parser) {
 
 static int32_t httpPushStack(HttpParser *parser, HTTP_PARSER_STATE state) {
   HttpStack *stack = &parser->stacks;
+  int8_t *newStacks = NULL;
   if (stack->size == 0) {
     stack->pos = 0;
     stack->size = 32;
     stack->stacks = malloc(stack->size * sizeof(int8_t));
   } else if (stack->pos + 1 > stack->size) {
     stack->size *= 2;
-    stack->stacks = realloc(stack->stacks, stack->size * sizeof(int8_t));
+
+    newStacks = realloc(stack->stacks, stack->size * sizeof(int8_t));
+    if (newStacks == NULL && stack->stacks) {
+      free(stack->stacks);
+    }
+
+    stack->stacks = newStacks;
   } else {
   }
 

src/plugins/http/src/httpUtil.c

@@ -188,13 +188,17 @@ bool httpMallocMultiCmds(HttpContext *pContext, int32_t cmdSize, int32_t bufferS
 bool httpReMallocMultiCmdsSize(HttpContext *pContext, int32_t cmdSize) {
   HttpSqlCmds *multiCmds = pContext->multiCmds;
 
-  if (cmdSize > HTTP_MAX_CMD_SIZE) {
+  if (cmdSize <= 0 && cmdSize > HTTP_MAX_CMD_SIZE) {
     httpError("context:%p, fd:%d, user:%s, mulitcmd size:%d large then %d", pContext, pContext->fd, pContext->user,
               cmdSize, HTTP_MAX_CMD_SIZE);
     return false;
   }
 
-  multiCmds->cmds = (HttpSqlCmd *)realloc(multiCmds->cmds, (size_t)cmdSize * sizeof(HttpSqlCmd));
+  HttpSqlCmd *new_cmds = (HttpSqlCmd *)realloc(multiCmds->cmds, (size_t)cmdSize * sizeof(HttpSqlCmd));
+  if (new_cmds == NULL && multiCmds->cmds) {
+    free(multiCmds->cmds);
+  }
+  multiCmds->cmds = new_cmds;
   if (multiCmds->cmds == NULL) {
     httpError("context:%p, fd:%d, user:%s, malloc cmds:%d error", pContext, pContext->fd, pContext->user, cmdSize);
     return false;
@@ -208,13 +212,17 @@ bool httpReMallocMultiCmdsSize(HttpContext *pContext, int32_t cmdSize) {
 bool httpReMallocMultiCmdsBuffer(HttpContext *pContext, int32_t bufferSize) {
   HttpSqlCmds *multiCmds = pContext->multiCmds;
 
-  if (bufferSize > HTTP_MAX_BUFFER_SIZE) {
+  if (bufferSize <= 0 || bufferSize > HTTP_MAX_BUFFER_SIZE) {
     httpError("context:%p, fd:%d, user:%s, mulitcmd buffer size:%d large then %d", pContext, pContext->fd,
               pContext->user, bufferSize, HTTP_MAX_BUFFER_SIZE);
     return false;
   }
 
-  multiCmds->buffer = (char *)realloc(multiCmds->buffer, (size_t)bufferSize);
+  char *new_buffer = (char *)realloc(multiCmds->buffer, (size_t)bufferSize);
+  if (new_buffer == NULL && multiCmds->buffer) {
+    free(multiCmds->buffer);
+  }
+  multiCmds->buffer = new_buffer;
   if (multiCmds->buffer == NULL) {
     httpError("context:%p, fd:%d, user:%s, malloc buffer:%d error", pContext, pContext->fd, pContext->user, bufferSize);
     return false;

src/query/src/qFill.c

@@ -206,6 +206,12 @@ static int32_t fillResultImpl(SFillInfo* pFillInfo, void** data, int32_t outputR
     } else {
       assert(pFillInfo->currentKey == ts);
       initBeforeAfterDataBuf(pFillInfo, prev);
+      if (pFillInfo->type == TSDB_FILL_NEXT && (pFillInfo->index + 1) < pFillInfo->numOfRows) {
+        initBeforeAfterDataBuf(pFillInfo, next);
+        ++pFillInfo->index;
+        copyCurrentRowIntoBuf(pFillInfo, srcData, *next);
+        --pFillInfo->index;
+      }
 
       // assign rows to dst buffer
       for (int32_t i = 0; i < pFillInfo->numOfCols; ++i) {
@@ -227,6 +233,12 @@ static int32_t fillResultImpl(SFillInfo* pFillInfo, void** data, int32_t outputR
           } else if (pFillInfo->type == TSDB_FILL_LINEAR) {
             assignVal(output, src, pCol->col.bytes, pCol->col.type);
             memcpy(*prev + pCol->col.offset, src, pCol->col.bytes);
+          } else if (pFillInfo->type == TSDB_FILL_NEXT) {
+            if (*next) {
+              assignVal(output, *next + pCol->col.offset, pCol->col.bytes, pCol->col.type);
+            } else {
+              setNull(output, pCol->col.type, pCol->col.bytes);
+            }
           } else {
             assignVal(output, (char*)&pCol->fillVal.i, pCol->col.bytes, pCol->col.type);
           }

src/rpc/src/rpcTcp.c

@@ -397,7 +397,11 @@ void *taosOpenTcpClientConnection(void *shandle, void *thandle, uint32_t ip, uin
   SThreadObj *pThreadObj = pClientObj->pThreadObj[index];
 
   SOCKET fd = taosOpenTcpClientSocket(ip, port, pThreadObj->ip);
+#if defined(_TD_WINDOWS_64) || defined(_TD_WINDOWS_32)
+  if (fd == (SOCKET)-1) return NULL;
+#else
   if (fd <= 0) return NULL;
+#endif
 
   struct sockaddr_in sin;
   uint16_t localPort = 0;

src/tsdb/inc/tsdbMeta.h

@@ -24,8 +24,7 @@ typedef struct STable {
   tstr*          name;  // NOTE: there a flexible string here
   uint64_t       suid;
   struct STable* pSuper;  // super table pointer
-  uint8_t        numOfSchemas;
-  STSchema*      schema[TSDB_MAX_TABLE_SCHEMAS];
+  SArray*        schema;
   STSchema*      tagSchema;
   SKVRow         tagVal;
   SSkipList*     pIndex;         // For TSDB_SUPER_TABLE, it is the skiplist index
@@ -107,10 +106,9 @@ static FORCE_INLINE STSchema* tsdbGetTableSchemaImpl(STable* pTable, bool lock,
 
   if (lock) TSDB_RLOCK_TABLE(pDTable);
   if (_version < 0) {  // get the latest version of schema
-    pTSchema = pDTable->schema[pDTable->numOfSchemas - 1];
+    pTSchema = *(STSchema **)taosArrayGetLast(pDTable->schema);
   } else {  // get the schema with version
-    void* ptr = taosbsearch(&_version, pDTable->schema, pDTable->numOfSchemas, sizeof(STSchema*),
-                            tsdbCompareSchemaVersion, TD_EQ);
+    void* ptr = taosArraySearch(pDTable->schema, &_version, tsdbCompareSchemaVersion, TD_EQ);
     if (ptr == NULL) {
       terrno = TSDB_CODE_TDB_IVD_TB_SCHEMA_VERSION;
       goto _exit;

src/tsdb/src/tsdbCommit.c

@@ -722,7 +722,7 @@ static int tsdbInitCommitH(SCommitH *pCommith, STsdbRepo *pRepo) {
     return -1;
   }
 
-  pCommith->pDataCols = tdNewDataCols(0, 0, pCfg->maxRowsPerFileBlock);
+  pCommith->pDataCols = tdNewDataCols(0, pCfg->maxRowsPerFileBlock);
   if (pCommith->pDataCols == NULL) {
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
     tsdbDestroyCommitH(pCommith);
@@ -920,7 +920,6 @@ int tsdbWriteBlockImpl(STsdbRepo *pRepo, STable *pTable, SDFile *pDFile, SDataCo
     SDataCol * pDataCol = pDataCols->cols + ncol;
     SBlockCol *pBlockCol = pBlockData->cols + nColsNotAllNull;
 
-    // if (isNEleNull(pDataCol, rowsToWrite)) {  // all data to commit are NULL, just ignore it
     if (isAllRowsNull(pDataCol)) {  // all data to commit are NULL, just ignore it
       continue;
     }
@@ -1277,6 +1276,7 @@ static void tsdbLoadAndMergeFromCache(SDataCols *pDataCols, int *iter, SCommitIt
 
     if (key1 < key2) {
       for (int i = 0; i < pDataCols->numOfCols; i++) {
+        //TODO: dataColAppendVal may fail
         dataColAppendVal(pTarget->cols + i, tdGetColDataOfRow(pDataCols->cols + i, *iter), pTarget->numOfRows,
                          pTarget->maxPoints);
       }
@@ -1308,6 +1308,7 @@ static void tsdbLoadAndMergeFromCache(SDataCols *pDataCols, int *iter, SCommitIt
         ASSERT(!isRowDel);
 
         for (int i = 0; i < pDataCols->numOfCols; i++) {
+          //TODO: dataColAppendVal may fail
           dataColAppendVal(pTarget->cols + i, tdGetColDataOfRow(pDataCols->cols + i, *iter), pTarget->numOfRows,
                            pTarget->maxPoints);
         }

src/tsdb/src/tsdbCompact.c

@@ -296,7 +296,7 @@ static int tsdbCompactMeta(STsdbRepo *pRepo) {
       return -1;
     }
 
-    pComph->pDataCols = tdNewDataCols(0, 0, pCfg->maxRowsPerFileBlock);
+    pComph->pDataCols = tdNewDataCols(0, pCfg->maxRowsPerFileBlock);
     if (pComph->pDataCols == NULL) {
       terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
       tsdbDestroyCompactH(pComph);

src/tsdb/src/tsdbMemTable.c

@@ -702,11 +702,12 @@ static int tsdbScanAndConvertSubmitMsg(STsdbRepo *pRepo, SSubmitMsg *pMsg) {
 }
 
 //row1 has higher priority
-static SMemRow tsdbInsertDupKeyMerge(SMemRow row1, SMemRow row2, STsdbRepo* pRepo, STSchema **ppSchema1, STSchema **ppSchema2, STable* pTable, int32_t* pAffectedRows, int64_t* pPoints, SMemRow* pLastRow) {
+static SMemRow tsdbInsertDupKeyMerge(SMemRow row1, SMemRow row2, STsdbRepo* pRepo,
+                                     STSchema **ppSchema1, STSchema **ppSchema2,
+                                     STable* pTable, int32_t* pPoints, SMemRow* pLastRow) {
   
   //for compatiblity, duplicate key inserted when update=0 should be also calculated as affected rows!
   if(row1 == NULL && row2 == NULL && pRepo->config.update == TD_ROW_DISCARD_UPDATE) {
-    (*pAffectedRows)++;
     (*pPoints)++;
     return NULL;
   }
@@ -715,7 +716,6 @@ static SMemRow tsdbInsertDupKeyMerge(SMemRow row1, SMemRow row2, STsdbRepo* pRep
     void* pMem = tsdbAllocBytes(pRepo, memRowTLen(row1));
     if(pMem == NULL) return NULL;
     memRowCpy(pMem, row1);
-    (*pAffectedRows)++;
     (*pPoints)++;
     *pLastRow = pMem;
     return pMem;
@@ -750,18 +750,16 @@ static SMemRow tsdbInsertDupKeyMerge(SMemRow row1, SMemRow row2, STsdbRepo* pRep
   if(pMem == NULL) return NULL;
   memRowCpy(pMem, tmp);
 
-  (*pAffectedRows)++;
   (*pPoints)++;
-
   *pLastRow = pMem;
   return pMem;
 }
 
 static void* tsdbInsertDupKeyMergePacked(void** args) {
-  return tsdbInsertDupKeyMerge(args[0], args[1], args[2], (STSchema**)&args[3], (STSchema**)&args[4], args[5], args[6], args[7], args[8]);
+  return tsdbInsertDupKeyMerge(args[0], args[1], args[2], (STSchema**)&args[3], (STSchema**)&args[4], args[5], args[6], args[7]);
 }
 
-static void tsdbSetupSkipListHookFns(SSkipList* pSkipList, STsdbRepo *pRepo, STable *pTable, int32_t* pAffectedRows, int64_t* pPoints, SMemRow* pLastRow) {
+static void tsdbSetupSkipListHookFns(SSkipList* pSkipList, STsdbRepo *pRepo, STable *pTable, int32_t* pPoints, SMemRow* pLastRow) {
 
   if(pSkipList->insertHandleFn == NULL) {
     tGenericSavedFunc *dupHandleSavedFunc = genericSavedFuncInit((GenericVaFunc)&tsdbInsertDupKeyMergePacked, 9);
@@ -769,17 +767,16 @@ static void tsdbSetupSkipListHookFns(SSkipList* pSkipList, STsdbRepo *pRepo, STa
     dupHandleSavedFunc->args[3] = NULL;
     dupHandleSavedFunc->args[4] = NULL;
     dupHandleSavedFunc->args[5] = pTable;
-    dupHandleSavedFunc->args[6] = pAffectedRows;
-    dupHandleSavedFunc->args[7] = pPoints;
-    dupHandleSavedFunc->args[8] = pLastRow;
     pSkipList->insertHandleFn = dupHandleSavedFunc;
   }
+  pSkipList->insertHandleFn->args[6] = pPoints;
+  pSkipList->insertHandleFn->args[7] = pLastRow;
 }
 
 static int tsdbInsertDataToTable(STsdbRepo* pRepo, SSubmitBlk* pBlock, int32_t *pAffectedRows) {
 
   STsdbMeta       *pMeta = pRepo->tsdbMeta;
-  int64_t          points = 0;
+  int32_t          points = 0;
   STable          *pTable = NULL;
   SSubmitBlkIter   blkIter = {0};
   SMemTable       *pMemTable = NULL;
@@ -830,9 +827,10 @@ static int tsdbInsertDataToTable(STsdbRepo* pRepo, SSubmitBlk* pBlock, int32_t *
 
   SMemRow lastRow = NULL;
   int64_t osize = SL_SIZE(pTableData->pData);
-  tsdbSetupSkipListHookFns(pTableData->pData, pRepo, pTable, pAffectedRows, &points, &lastRow);
+  tsdbSetupSkipListHookFns(pTableData->pData, pRepo, pTable, &points, &lastRow);
   tSkipListPutBatchByIter(pTableData->pData, &blkIter, (iter_next_fn_t)tsdbGetSubmitBlkNext);
   int64_t dsize = SL_SIZE(pTableData->pData) - osize;
+  (*pAffectedRows) += points;
 
 
   if(lastRow != NULL) {

src/tsdb/src/tsdbMeta.c

@@ -17,7 +17,6 @@
 #define TSDB_SUPER_TABLE_SL_LEVEL 5
 #define DEFAULT_TAG_INDEX_COLUMN 0
 
-static int     tsdbCompareSchemaVersion(const void *key1, const void *key2);
 static char *  getTagIndexKey(const void *pData);
 static STable *tsdbNewTable();
 static STable *tsdbCreateTableFromCfg(STableCfg *pCfg, bool isSuper, STable *pSTable);
@@ -44,6 +43,8 @@ static int     tsdbRemoveTableFromStore(STsdbRepo *pRepo, STable *pTable);
 static int     tsdbRmTableFromMeta(STsdbRepo *pRepo, STable *pTable);
 static int     tsdbAdjustMetaTables(STsdbRepo *pRepo, int tid);
 static int     tsdbCheckTableTagVal(SKVRow *pKVRow, STSchema *pSchema);
+static int     tsdbAddSchema(STable *pTable, STSchema *pSchema);
+static void    tsdbFreeTableSchema(STable *pTable);
 
 // ------------------ OUTER FUNCTIONS ------------------
 int tsdbCreateTable(STsdbRepo *repo, STableCfg *pCfg) {
@@ -723,17 +724,10 @@ void tsdbUpdateTableSchema(STsdbRepo *pRepo, STable *pTable, STSchema *pSchema,
   STsdbMeta *pMeta = pRepo->tsdbMeta;
 
   STable *pCTable = (TABLE_TYPE(pTable) == TSDB_CHILD_TABLE) ? pTable->pSuper : pTable;
-  ASSERT(schemaVersion(pSchema) > schemaVersion(pCTable->schema[pCTable->numOfSchemas - 1]));
+  ASSERT(schemaVersion(pSchema) > schemaVersion(*(STSchema **)taosArrayGetLast(pCTable->schema)));
 
   TSDB_WLOCK_TABLE(pCTable);
-  if (pCTable->numOfSchemas < TSDB_MAX_TABLE_SCHEMAS) {
-    pCTable->schema[pCTable->numOfSchemas++] = pSchema;
-  } else {
-    ASSERT(pCTable->numOfSchemas == TSDB_MAX_TABLE_SCHEMAS);
-    tdFreeSchema(pCTable->schema[0]);
-    memmove(pCTable->schema, pCTable->schema + 1, sizeof(STSchema *) * (TSDB_MAX_TABLE_SCHEMAS - 1));
-    pCTable->schema[pCTable->numOfSchemas - 1] = pSchema;
-  }
+  tsdbAddSchema(pCTable, pSchema);
 
   if (schemaNCols(pSchema) > pMeta->maxCols) pMeta->maxCols = schemaNCols(pSchema);
   if (schemaTLen(pSchema) > pMeta->maxRowBytes) pMeta->maxRowBytes = schemaTLen(pSchema);
@@ -829,9 +823,7 @@ static STable *tsdbCreateTableFromCfg(STableCfg *pCfg, bool isSuper, STable *pST
     TABLE_TID(pTable) = -1;
     TABLE_SUID(pTable) = -1;
     pTable->pSuper = NULL;
-    pTable->numOfSchemas = 1;
-    pTable->schema[0] = tdDupSchema(pCfg->schema);
-    if (pTable->schema[0] == NULL) {
+    if (tsdbAddSchema(pTable, tdDupSchema(pCfg->schema)) < 0) {
       terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
       goto _err;
     }
@@ -842,7 +834,8 @@ static STable *tsdbCreateTableFromCfg(STableCfg *pCfg, bool isSuper, STable *pST
     }
     pTable->tagVal = NULL;
     STColumn *pCol = schemaColAt(pTable->tagSchema, DEFAULT_TAG_INDEX_COLUMN);
-    pTable->pIndex = tSkipListCreate(TSDB_SUPER_TABLE_SL_LEVEL, colType(pCol), (uint8_t)(colBytes(pCol)), NULL, SL_ALLOW_DUP_KEY, getTagIndexKey);
+    pTable->pIndex = tSkipListCreate(TSDB_SUPER_TABLE_SL_LEVEL, colType(pCol), (uint8_t)(colBytes(pCol)), NULL,
+                                     SL_ALLOW_DUP_KEY, getTagIndexKey);
     if (pTable->pIndex == NULL) {
       terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
       goto _err;
@@ -871,9 +864,7 @@ static STable *tsdbCreateTableFromCfg(STableCfg *pCfg, bool isSuper, STable *pST
       }
     } else {
       TABLE_SUID(pTable) = -1;
-      pTable->numOfSchemas = 1;
-      pTable->schema[0] = tdDupSchema(pCfg->schema);
-      if (pTable->schema[0] == NULL) {
+      if (tsdbAddSchema(pTable, tdDupSchema(pCfg->schema)) < 0) {
         terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
         goto _err;
       }
@@ -907,9 +898,7 @@ static void tsdbFreeTable(STable *pTable) {
                 TABLE_UID(pTable));
     tfree(TABLE_NAME(pTable));
     if (TABLE_TYPE(pTable) != TSDB_CHILD_TABLE) {
-      for (int i = 0; i < TSDB_MAX_TABLE_SCHEMAS; i++) {
-        tdFreeSchema(pTable->schema[i]);
-      }
+      tsdbFreeTableSchema(pTable);
 
       if (TABLE_TYPE(pTable) == TSDB_SUPER_TABLE) {
         tdFreeSchema(pTable->tagSchema);
@@ -1261,9 +1250,10 @@ static int tsdbEncodeTable(void **buf, STable *pTable) {
     tlen += taosEncodeFixedU64(buf, TABLE_SUID(pTable));
     tlen += tdEncodeKVRow(buf, pTable->tagVal);
   } else {
-    tlen += taosEncodeFixedU8(buf, pTable->numOfSchemas);
-    for (int i = 0; i < pTable->numOfSchemas; i++) {
-      tlen += tdEncodeSchema(buf, pTable->schema[i]);
+    tlen += taosEncodeFixedU8(buf, (uint8_t)taosArrayGetSize(pTable->schema));
+    for (int i = 0; i < taosArrayGetSize(pTable->schema); i++) {
+      STSchema *pSchema = taosArrayGetP(pTable->schema, i);
+      tlen += tdEncodeSchema(buf, pSchema);
     }
 
     if (TABLE_TYPE(pTable) == TSDB_SUPER_TABLE) {
@@ -1294,9 +1284,12 @@ static void *tsdbDecodeTable(void *buf, STable **pRTable) {
     buf = taosDecodeFixedU64(buf, &TABLE_SUID(pTable));
     buf = tdDecodeKVRow(buf, &(pTable->tagVal));
   } else {
-    buf = taosDecodeFixedU8(buf, &(pTable->numOfSchemas));
-    for (int i = 0; i < pTable->numOfSchemas; i++) {
-      buf = tdDecodeSchema(buf, &(pTable->schema[i]));
+    uint8_t nSchemas;
+    buf = taosDecodeFixedU8(buf, &nSchemas);
+    for (int i = 0; i < nSchemas; i++) {
+      STSchema *pSchema;
+      buf = tdDecodeSchema(buf, &pSchema);
+      tsdbAddSchema(pTable, pSchema);
     }
 
     if (TABLE_TYPE(pTable) == TSDB_SUPER_TABLE) {
@@ -1458,3 +1451,38 @@ static int tsdbCheckTableTagVal(SKVRow *pKVRow, STSchema *pSchema) {
 
   return 0;
 }
+
+static int tsdbAddSchema(STable *pTable, STSchema *pSchema) {
+  ASSERT(TABLE_TYPE(pTable) != TSDB_CHILD_TABLE);
+
+  if (pTable->schema == NULL) {
+    pTable->schema = taosArrayInit(TSDB_MAX_TABLE_SCHEMAS, sizeof(SSchema *));
+    if (pTable->schema == NULL) {
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      return -1;
+    }
+  }
+
+  ASSERT(taosArrayGetSize(pTable->schema) == 0 ||
+         schemaVersion(pSchema) > schemaVersion(*(STSchema **)taosArrayGetLast(pTable->schema)));
+
+  if (taosArrayPush(pTable->schema, &pSchema) == NULL) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  return 0;
+}
+
+static void tsdbFreeTableSchema(STable *pTable) {
+  ASSERT(pTable != NULL);
+
+  if (pTable->schema) {
+    for (size_t i = 0; i < taosArrayGetSize(pTable->schema); i++) {
+      STSchema *pSchema = taosArrayGetP(pTable->schema, i);
+      tdFreeSchema(pSchema);
+    }
+
+    taosArrayDestroy(pTable->schema);
+  }
+}
\ No newline at end of file

src/tsdb/src/tsdbRead.c

@@ -466,7 +466,7 @@ static STsdbQueryHandle* tsdbQueryTablesImpl(STsdbRepo* tsdb, STsdbQueryCond* pC
   STsdbMeta* pMeta = tsdbGetMeta(tsdb);
   assert(pMeta != NULL);
 
-  pQueryHandle->pDataCols = tdNewDataCols(pMeta->maxRowBytes, pMeta->maxCols, pQueryHandle->pTsdb->config.maxRowsPerFileBlock);
+  pQueryHandle->pDataCols = tdNewDataCols(pMeta->maxCols, pQueryHandle->pTsdb->config.maxRowsPerFileBlock);
   if (pQueryHandle->pDataCols == NULL) {
     tsdbError("%p failed to malloc buf for pDataCols, %"PRIu64, pQueryHandle, pQueryHandle->qId);
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
@@ -1446,7 +1446,7 @@ static int doBinarySearchKey(char* pValue, int num, TSKEY key, int order) {
   return midPos;
 }
 
-int32_t doCopyRowsFromFileBlock(STsdbQueryHandle* pQueryHandle, int32_t capacity, int32_t numOfRows, int32_t start, int32_t end) {
+static int32_t doCopyRowsFromFileBlock(STsdbQueryHandle* pQueryHandle, int32_t capacity, int32_t numOfRows, int32_t start, int32_t end) {
   char* pData = NULL;
   int32_t step = ASCENDING_TRAVERSE(pQueryHandle->order)? 1 : -1;
 
@@ -1481,7 +1481,7 @@ int32_t doCopyRowsFromFileBlock(STsdbQueryHandle* pQueryHandle, int32_t capacity
       pData = (char*)pColInfo->pData + (capacity - numOfRows - num) * pColInfo->info.bytes;
     }
 
-    if (pColInfo->info.colId == src->colId) {
+    if (!isAllRowsNull(src) && pColInfo->info.colId == src->colId) {
       if (pColInfo->info.type != TSDB_DATA_TYPE_BINARY && pColInfo->info.type != TSDB_DATA_TYPE_NCHAR) {
         memmove(pData, (char*)src->pData + bytes * start, bytes * num);
       } else {  // handle the var-string

src/tsdb/src/tsdbReadImpl.c

@@ -42,14 +42,14 @@ int tsdbInitReadH(SReadH *pReadh, STsdbRepo *pRepo) {
     return -1;
   }
 
-  pReadh->pDCols[0] = tdNewDataCols(0, 0, pCfg->maxRowsPerFileBlock);
+  pReadh->pDCols[0] = tdNewDataCols(0, pCfg->maxRowsPerFileBlock);
   if (pReadh->pDCols[0] == NULL) {
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
     tsdbDestroyReadH(pReadh);
     return -1;
   }
 
-  pReadh->pDCols[1] = tdNewDataCols(0, 0, pCfg->maxRowsPerFileBlock);
+  pReadh->pDCols[1] = tdNewDataCols(0, pCfg->maxRowsPerFileBlock);
   if (pReadh->pDCols[1] == NULL) {
     terrno = TSDB_CODE_TDB_OUT_OF_MEMORY;
     tsdbDestroyReadH(pReadh);
@@ -463,7 +463,7 @@ static int tsdbLoadBlockDataImpl(SReadH *pReadh, SBlock *pBlock, SDataCols *pDat
     SDataCol *pDataCol = &(pDataCols->cols[dcol]);
     if (dcol != 0 && ccol >= pBlockData->numOfCols) {
       // Set current column as NULL and forward
-      dataColSetNEleNull(pDataCol, pBlock->numOfRows, pDataCols->maxPoints);
+      dataColReset(pDataCol);
       dcol++;
       continue;
     }
@@ -503,7 +503,7 @@ static int tsdbLoadBlockDataImpl(SReadH *pReadh, SBlock *pBlock, SDataCols *pDat
       ccol++;
     } else {
       // Set current column as NULL and forward
-      dataColSetNEleNull(pDataCol, pBlock->numOfRows, pDataCols->maxPoints);
+      dataColReset(pDataCol);
       dcol++;
     }
   }
@@ -608,7 +608,7 @@ static int tsdbLoadBlockDataColsImpl(SReadH *pReadh, SBlock *pBlock, SDataCols *
       }
 
       if (pBlockCol == NULL) {
-        dataColSetNEleNull(pDataCol, pBlock->numOfRows, pDataCols->maxPoints);
+        dataColReset(pDataCol);
         continue;
       }
 

tests/pytest/alter/alterColMultiTimes.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import random
+import string
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+    def genColList(self):
+        '''
+            generate column list
+        '''
+        col_list = list()
+        for i in range(1, 18):
+            col_list.append(f'c{i}')
+        return col_list
+
+    def genIncreaseValue(self, input_value):
+        '''
+            add ', 1' to end of value every loop
+        '''
+        value_list = list(input_value)
+        value_list.insert(-1, ", 1")
+        return ''.join(value_list)
+
+    def insertAlter(self):
+        '''
+            after each alter and insert, when execute 'select * from {tbname};' taosd will coredump
+        '''
+        tbname = ''.join(random.choice(string.ascii_letters.lower()) for i in range(7))
+        input_value = '(now, 1)'
+        tdSql.execute(f'create table {tbname} (ts timestamp, c0 int);')
+        tdSql.execute(f'insert into  {tbname} values {input_value};')
+        for col in self.genColList():
+            input_value = self.genIncreaseValue(input_value)
+            tdSql.execute(f'alter table {tbname} add column {col} int;')
+            tdSql.execute(f'insert into {tbname} values {input_value};')
+        tdSql.query(f'select * from {tbname};')
+        tdSql.checkRows(18)
+            
+    def run(self):
+        tdSql.prepare()
+        self.insertAlter()
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())

tests/pytest/fulltest.sh

@@ -167,11 +167,11 @@ python3 test.py -f tools/taosdemoTestInterlace.py
 python3 test.py -f tools/taosdemoTestQuery.py
 
 # nano support
-#python3 test.py -f tools/taosdemoAllTest/taosdemoTestSupportNanoInsert.py
-#python3 test.py -f tools/taosdemoAllTest/taosdemoTestSupportNanoQuery.py
-#python3 test.py -f tools/taosdemoAllTest/taosdemoTestSupportNanosubscribe.py
-#python3 test.py -f tools/taosdemoAllTest/taosdemoTestInsertTime_step.py
-#python3 test.py -f tools/taosdumpTestNanoSupport.py
+python3 test.py -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoInsert.py
+python3 test.py -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoQuery.py
+python3 test.py -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanosubscribe.py
+python3 test.py -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestInsertTime_step.py
+python3 test.py -f tools/taosdemoAllTest/NanoTestCase/taosdumpTestNanoSupport.py
 
 # update
 python3 ./test.py -f update/allow_update.py
@@ -338,6 +338,7 @@ python3 ./test.py -f functions/function_twa.py -r 1
 python3 ./test.py -f functions/function_twa_test2.py
 python3 ./test.py -f functions/function_stddev_td2555.py
 python3 ./test.py -f functions/showOfflineThresholdIs864000.py
+python3 ./test.py -f functions/function_interp.py
 python3 ./test.py -f insert/metadataUpdate.py
 python3 ./test.py -f query/last_cache.py
 python3 ./test.py -f query/last_row_cache.py
@@ -380,9 +381,10 @@ python3 ./test.py -f query/querySession.py
 python3 test.py -f  alter/alter_create_exception.py
 python3 ./test.py -f insert/flushwhiledrop.py
 python3 ./test.py -f insert/schemalessInsert.py
+python3 ./test.py -f alter/alterColMultiTimes.py 
 
 #======================p4-end===============
-# python3 test.py -f  tools/taosdemoAllTest/pytest.py
+
 
 
 

tests/pytest/functions/function_interp.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import taos
+from util.log import *
+from util.cases import *
+from util.sql import *
+import numpy as np
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor())
+
+        self.rowNum = 10
+        self.ts = 1537146000000
+        
+    def run(self):
+        tdSql.prepare()
+        tdSql.execute("create table t(ts timestamp, k int)")
+        tdSql.execute("insert into t values('2021-1-1 1:1:1', 12);")
+        
+        tdSql.query("select interp(*) from t where ts='2021-1-1 1:1:1'")
+        tdSql.checkRows(1)
+        tdSql.checkData(0, 1, 12)
+
+        tdSql.error("select interp(*) from t where ts >'2021-1-1 1:1:1' and ts < now interval(1s) fill(next)")
+ 
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())

tests/pytest/insert/schemalessInsert.py

@@ -705,7 +705,7 @@ class TDTestCase:
             case no id when stb exist
         """
         self.cleanStb()
-        input_sql, stb_name = self.genFullTypeSql(t0="f", c0="f")
+        input_sql, stb_name = self.genFullTypeSql(tb_name="sub_table_0123456", t0="f", c0="f")
         self.resCmp(input_sql, stb_name)
         input_sql, stb_name = self.genFullTypeSql(stb_name=stb_name, id_noexist_tag=True, t0="f", c0="f")
         self.resCmp(input_sql, stb_name, condition='where tbname like "t_%"')

tests/pytest/tools/taosdemoAllTest/NanoTestCase/nano_samples.csv

+8.855,"binary_str0" ,1626870128248246976
+8.75,"binary_str1" ,1626870128249060032
+5.44,"binary_str2" ,1626870128249067968
+8.45,"binary_str3" ,1626870128249072064
+4.07,"binary_str4" ,1626870128249075904
+6.97,"binary_str5" ,1626870128249078976
+6.86,"binary_str6" ,1626870128249082048
+1.585,"binary_str7" ,1626870128249085120
+1.4,"binary_str8" ,1626870128249087936
+5.135,"binary_str9" ,1626870128249092032
+3.15,"binary_str10" ,1626870128249095104
+1.765,"binary_str11" ,1626870128249097920
+7.71,"binary_str12" ,1626870128249100992
+3.91,"binary_str13" ,1626870128249104064
+5.615,"binary_str14" ,1626870128249106880
+9.495,"binary_str15" ,1626870128249109952
+3.825,"binary_str16" ,1626870128249113024
+1.94,"binary_str17" ,1626870128249117120
+5.385,"binary_str18" ,1626870128249119936
+7.075,"binary_str19" ,1626870128249123008
+5.715,"binary_str20" ,1626870128249126080
+1.83,"binary_str21" ,1626870128249128896
+6.365,"binary_str22" ,1626870128249131968
+6.55,"binary_str23" ,1626870128249135040
+6.315,"binary_str24" ,1626870128249138112
+3.82,"binary_str25" ,1626870128249140928
+2.455,"binary_str26" ,1626870128249145024
+7.795,"binary_str27" ,1626870128249148096
+2.47,"binary_str28" ,1626870128249150912
+1.37,"binary_str29" ,1626870128249155008
+5.39,"binary_str30" ,1626870128249158080
+5.13,"binary_str31" ,1626870128249160896
+4.09,"binary_str32" ,1626870128249163968
+5.855,"binary_str33" ,1626870128249167040
+0.17,"binary_str34" ,1626870128249170112
+1.955,"binary_str35" ,1626870128249173952
+0.585,"binary_str36" ,1626870128249178048
+0.33,"binary_str37" ,1626870128249181120
+7.925,"binary_str38" ,1626870128249183936
+9.685,"binary_str39" ,1626870128249187008
+2.6,"binary_str40" ,1626870128249191104
+5.705,"binary_str41" ,1626870128249193920
+3.965,"binary_str42" ,1626870128249196992
+4.43,"binary_str43" ,1626870128249200064
+8.73,"binary_str44" ,1626870128249202880
+3.105,"binary_str45" ,1626870128249205952
+9.39,"binary_str46" ,1626870128249209024
+2.825,"binary_str47" ,1626870128249212096
+9.675,"binary_str48" ,1626870128249214912
+9.99,"binary_str49" ,1626870128249217984
+4.51,"binary_str50" ,1626870128249221056
+4.94,"binary_str51" ,1626870128249223872
+7.72,"binary_str52" ,1626870128249226944
+4.135,"binary_str53" ,1626870128249231040
+2.325,"binary_str54" ,1626870128249234112
+4.585,"binary_str55" ,1626870128249236928
+8.76,"binary_str56" ,1626870128249240000
+4.715,"binary_str57" ,1626870128249243072
+0.56,"binary_str58" ,1626870128249245888
+5.35,"binary_str59" ,1626870128249249984
+5.075,"binary_str60" ,1626870128249253056
+6.665,"binary_str61" ,1626870128249256128
+7.13,"binary_str62" ,1626870128249258944
+2.775,"binary_str63" ,1626870128249262016
+5.775,"binary_str64" ,1626870128249265088
+1.62,"binary_str65" ,1626870128249267904
+1.625,"binary_str66" ,1626870128249270976
+8.15,"binary_str67" ,1626870128249274048
+0.75,"binary_str68" ,1626870128249277120
+3.265,"binary_str69" ,1626870128249280960
+8.585,"binary_str70" ,1626870128249284032
+1.88,"binary_str71" ,1626870128249287104
+8.44,"binary_str72" ,1626870128249289920
+5.12,"binary_str73" ,1626870128249295040
+2.58,"binary_str74" ,1626870128249298112
+9.42,"binary_str75" ,1626870128249300928
+1.765,"binary_str76" ,1626870128249304000
+2.66,"binary_str77" ,1626870128249308096
+1.405,"binary_str78" ,1626870128249310912
+5.595,"binary_str79" ,1626870128249315008
+2.28,"binary_str80" ,1626870128249318080
+9.24,"binary_str81" ,1626870128249320896
+9.03,"binary_str82" ,1626870128249323968
+6.055,"binary_str83" ,1626870128249327040
+1.74,"binary_str84" ,1626870128249330112
+5.77,"binary_str85" ,1626870128249332928
+1.97,"binary_str86" ,1626870128249336000
+0.3,"binary_str87" ,1626870128249339072
+7.145,"binary_str88" ,1626870128249342912
+0.88,"binary_str89" ,1626870128249345984
+8.025,"binary_str90" ,1626870128249349056
+4.81,"binary_str91" ,1626870128249351872
+0.725,"binary_str92" ,1626870128249355968
+3.85,"binary_str93" ,1626870128249359040
+9.455,"binary_str94" ,1626870128249362112
+2.265,"binary_str95" ,1626870128249364928
+3.985,"binary_str96" ,1626870128249368000
+9.375,"binary_str97" ,1626870128249371072
+0.2,"binary_str98" ,1626870128249373888
+6.95,"binary_str99" ,1626870128249377984

tests/pytest/tools/taosdemoAllTest/NanoTestCase/nano_sampletags.csv

+"string0",7,8.615
+"string1",4,9.895
+"string2",3,2.92
+"string3",3,5.62
+"string4",7,1.615
+"string5",6,1.45
+"string6",5,7.48
+"string7",7,3.01
+"string8",5,4.76
+"string9",10,7.09
+"string10",2,8.38
+"string11",7,8.65
+"string12",5,5.025
+"string13",10,5.765
+"string14",2,4.57
+"string15",2,1.03
+"string16",7,6.98
+"string17",10,0.23
+"string18",7,5.815
+"string19",1,2.37
+"string20",10,8.865
+"string21",3,1.235
+"string22",2,8.62
+"string23",9,1.045
+"string24",8,4.34
+"string25",1,5.455
+"string26",2,4.475
+"string27",1,6.95
+"string28",2,3.39
+"string29",3,6.79
+"string30",7,9.735
+"string31",1,9.79
+"string32",10,9.955
+"string33",1,5.095
+"string34",3,3.86
+"string35",9,5.105
+"string36",10,4.22
+"string37",1,2.78
+"string38",9,6.345
+"string39",1,0.975
+"string40",5,6.16
+"string41",4,7.735
+"string42",5,6.6
+"string43",8,2.845
+"string44",1,0.655
+"string45",3,2.995
+"string46",9,3.6
+"string47",8,3.47
+"string48",3,7.98
+"string49",6,2.225
+"string50",9,5.44
+"string51",4,6.335
+"string52",3,2.955
+"string53",1,0.565
+"string54",6,5.575
+"string55",6,9.905
+"string56",9,6.025
+"string57",8,0.94
+"string58",10,0.15
+"string59",8,1.555
+"string60",4,2.28
+"string61",2,8.29
+"string62",9,6.22
+"string63",6,3.35
+"string64",10,6.7
+"string65",3,9.345
+"string66",7,9.815
+"string67",1,5.365
+"string68",10,3.81
+"string69",1,6.405
+"string70",8,2.715
+"string71",3,8.58
+"string72",8,6.34
+"string73",2,7.49
+"string74",4,8.64
+"string75",3,8.995
+"string76",7,3.465
+"string77",1,7.64
+"string78",6,3.65
+"string79",6,1.4
+"string80",6,5.875
+"string81",2,1.22
+"string82",5,7.87
+"string83",9,8.41
+"string84",9,8.9
+"string85",9,3.89
+"string86",2,5.0
+"string87",2,4.495
+"string88",4,2.835
+"string89",3,5.895
+"string90",7,8.41
+"string91",5,5.125
+"string92",7,9.165
+"string93",5,8.315
+"string94",10,7.485
+"string95",7,4.635
+"string96",2,6.015
+"string97",8,0.595
+"string98",3,8.79
+"string99",4,1.72

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoInsertMSDB.json

+{
+    "filetype": "insert",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "thread_count": 10,
+    "thread_count_create_tbl": 10,
+    "result_file": "./insert_res.txt",
+    "confirm_parameter_prompt": "no",
+    "insert_interval": 0,
+    "interlace_rows": 100,
+    "num_of_records_per_req": 1000,
+    "max_sql_len": 1024000,
+    "databases": [{
+        "dbinfo": {
+            "name": "testdb3",
+            "drop": "yes",
+            "replica": 1,
+            "days": 10,
+            "cache": 50,
+            "blocks": 8,
+            "precision": "ms",
+            "keep": 3600,
+            "minRows": 100,
+            "maxRows": 4096,
+            "comp":2,
+            "walLevel":1,
+            "cachelast":0,
+            "quorum":1,
+            "fsync":3000,
+            "update": 0
+        },
+        "super_tables": [{
+            "name": "stb0",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb0_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "rand",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 0,
+            "disorder_range": 1000,
+            "timestamp_step": 1000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "",
+            "sample_file": "",
+            "tags_file": "",
+            "columns": [{"type": "INT"}, {"type": "DOUBLE", "count":3}, {"type": "BINARY", "len": 16, "count":2}, {"type": "BINARY", "len": 32, "count":2},
+            {"type": "TIMESTAMP"}, {"type": "BIGINT", "count":3},{"type": "FLOAT", "count":1},{"type": "SMALLINT", "count":1},{"type": "TINYINT", "count":1},
+                {"type": "BOOL"},{"type": "NCHAR","len":16}],
+            "tags": [{"type": "TINYINT", "count":2}, {"type": "BINARY", "len": 16, "count":5},{"type": "NCHAR","len":16, "count":1}]
+        }]
+    }]
+}
+

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoInsertNanoDB.json

+{
+    "filetype": "insert",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "thread_count": 10,
+    "thread_count_create_tbl": 10,
+    "result_file": "./insert_res.txt",
+    "confirm_parameter_prompt": "no",
+    "insert_interval": 0,
+    "interlace_rows": 100,
+    "num_of_records_per_req": 1000,
+    "max_sql_len": 1024000,
+    "databases": [{
+        "dbinfo": {
+            "name": "testdb1",
+            "drop": "yes",
+            "replica": 1,
+            "days": 10,
+            "cache": 50,
+            "blocks": 8,
+            "precision": "ns",
+            "keep": 3600,
+            "minRows": 100,
+            "maxRows": 4096,
+            "comp":2,
+            "walLevel":1,
+            "cachelast":0,
+            "quorum":1,
+            "fsync":3000,
+            "update": 0
+        },
+        "super_tables": [{
+            "name": "stb0",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb0_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "rand",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 0,
+            "disorder_range": 1000,
+            "timestamp_step": 1000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "",
+            "sample_file": "",
+            "tags_file": "",
+            "columns": [{"type": "INT"}, {"type": "DOUBLE", "count":3}, {"type": "BINARY", "len": 16, "count":2}, {"type": "BINARY", "len": 32, "count":2},
+            {"type": "TIMESTAMP"}, {"type": "BIGINT", "count":3},{"type": "FLOAT", "count":1},{"type": "SMALLINT", "count":1},{"type": "TINYINT", "count":1},
+                {"type": "BOOL"},{"type": "NCHAR","len":16}],
+            "tags": [{"type": "TINYINT", "count":2}, {"type": "BINARY", "len": 16, "count":5},{"type": "NCHAR","len":16, "count":1}]
+        }]
+    }]
+}
+

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoInsertUSDB.json

+{
+    "filetype": "insert",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "thread_count": 10,
+    "thread_count_create_tbl": 10,
+    "result_file": "./insert_res.txt",
+    "confirm_parameter_prompt": "no",
+    "insert_interval": 0,
+    "interlace_rows": 100,
+    "num_of_records_per_req": 1000,
+    "max_sql_len": 1024000,
+    "databases": [{
+        "dbinfo": {
+            "name": "testdb2",
+            "drop": "yes",
+            "replica": 1,
+            "days": 10,
+            "cache": 50,
+            "blocks": 8,
+            "precision": "us",
+            "keep": 3600,
+            "minRows": 100,
+            "maxRows": 4096,
+            "comp":2,
+            "walLevel":1,
+            "cachelast":0,
+            "quorum":1,
+            "fsync":3000,
+            "update": 0
+        },
+        "super_tables": [{
+            "name": "stb0",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb0_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "rand",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 0,
+            "disorder_range": 1000,
+            "timestamp_step": 1000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "",
+            "sample_file": "",
+            "tags_file": "",
+            "columns": [{"type": "INT"}, {"type": "DOUBLE", "count":3}, {"type": "BINARY", "len": 16, "count":2}, {"type": "BINARY", "len": 32, "count":2},
+            {"type": "TIMESTAMP"}, {"type": "BIGINT", "count":3},{"type": "FLOAT", "count":1},{"type": "SMALLINT", "count":1},{"type": "TINYINT", "count":1},
+                {"type": "BOOL"},{"type": "NCHAR","len":16}],
+            "tags": [{"type": "TINYINT", "count":2}, {"type": "BINARY", "len": 16, "count":5},{"type": "NCHAR","len":16, "count":1}]
+        }]
+    }]
+}
+

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestInsertTime_step.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import os
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+    def getBuildPath(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+
+        if ("community" in selfPath):
+            projPath = selfPath[:selfPath.find("community")]
+        else:
+            projPath = selfPath[:selfPath.find("tests")]
+
+        for root, dirs, files in os.walk(projPath):
+            if ("taosd" in files):
+                rootRealPath = os.path.dirname(os.path.realpath(root))
+                if ("packaging" not in rootRealPath):
+                    buildPath = root[:len(root)-len("/build/bin")]
+                    break
+        return buildPath
+
+    def run(self):
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosd not found!")
+        else:
+            tdLog.info("taosd found in %s" % buildPath)
+        binPath = buildPath+ "/build/bin/"
+
+        # insert: create one  or mutiple tables per sql and insert multiple rows per sql
+        
+        # check the params of taosdemo about time_step is nano
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoInsertNanoDB.json -y " % binPath)
+        tdSql.execute("use testdb1")
+        tdSql.query("show stables")
+        tdSql.checkData(0, 4, 100)
+        tdSql.query("select count (tbname) from stb0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from tb0_0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from stb0")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.query("describe stb0")
+        tdSql.getData(9, 1)
+        tdSql.checkDataType(9, 1,"TIMESTAMP")
+        tdSql.query("select last(ts) from stb0")
+        tdSql.checkData(0, 0,"2021-07-01 00:00:00.000099000") 
+
+        # check the params of taosdemo about time_step is us
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoInsertUSDB.json -y " % binPath)
+        tdSql.execute("use testdb2")
+        tdSql.query("show stables")
+        tdSql.checkData(0, 4, 100)
+        tdSql.query("select count (tbname) from stb0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from tb0_0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from stb0")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.query("describe stb0")
+        tdSql.getData(9, 1)
+        tdSql.checkDataType(9, 1,"TIMESTAMP")
+        tdSql.query("select last(ts) from stb0")
+        tdSql.checkData(0, 0,"2021-07-01 00:00:00.099000") 
+
+        # check the params of taosdemo about time_step is ms
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoInsertMSDB.json -y " % binPath)
+        tdSql.execute("use testdb3")
+        tdSql.query("show stables")
+        tdSql.checkData(0, 4, 100)
+        tdSql.query("select count (tbname) from stb0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from tb0_0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from stb0")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.query("describe stb0")
+        tdSql.checkDataType(9, 1,"TIMESTAMP")
+        tdSql.query("select last(ts) from stb0")
+        tdSql.checkData(0, 0,"2021-07-01 00:01:39.000") 
+
+      
+        os.system("rm -rf ./res.txt")
+        os.system("rm -rf ./*.py.sql")
+      
+       
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabase.json

+{
+    "filetype": "insert",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "thread_count": 10,
+    "thread_count_create_tbl": 10,
+    "result_file": "./insert_res.txt",
+    "confirm_parameter_prompt": "no",
+    "insert_interval": 0,
+    "interlace_rows": 100,
+    "num_of_records_per_req": 1000,
+    "max_sql_len": 1024000,
+    "databases": [{
+        "dbinfo": {
+            "name": "nsdb",
+            "drop": "yes",
+            "replica": 1,
+            "days": 10,
+            "cache": 50,
+            "blocks": 8,
+            "precision": "ns",
+            "keep": 3600,
+            "minRows": 100,
+            "maxRows": 4096,
+            "comp":2,
+            "walLevel":1,
+            "cachelast":0,
+            "quorum":1,
+            "fsync":3000,
+            "update": 0
+        },
+        "super_tables": [{
+            "name": "stb0",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb0_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "rand",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 0,
+            "disorder_range": 1000,
+            "timestamp_step": 10000000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "",
+            "sample_file": "",
+            "tags_file": "",
+            "columns": [{"type": "INT"}, {"type": "DOUBLE", "count":3}, {"type": "BINARY", "len": 16, "count":2}, {"type": "BINARY", "len": 32, "count":2},
+            {"type": "TIMESTAMP"}, {"type": "BIGINT", "count":3},{"type": "FLOAT", "count":1},{"type": "SMALLINT", "count":1},{"type": "TINYINT", "count":1},
+                {"type": "BOOL"},{"type": "NCHAR","len":16}],
+            "tags": [{"type": "TINYINT", "count":2}, {"type": "BINARY", "len": 16, "count":5},{"type": "NCHAR","len":16, "count":1}]
+        },
+        {
+            "name": "stb1",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb1_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "rand",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 10,
+            "disorder_range": 1000,
+            "timestamp_step": 10000000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "",
+            "sample_file": "",
+            "tags_file": "",
+            "columns": [{"type": "INT"}, {"type": "DOUBLE", "count":3}, {"type": "BINARY", "len": 16, "count":2}, {"type": "BINARY", "len": 32, "count":2},
+            {"type": "TIMESTAMP"}, {"type": "BIGINT", "count":3},{"type": "FLOAT", "count":1},{"type": "SMALLINT", "count":1},{"type": "TINYINT", "count":1},
+                {"type": "BOOL"},{"type": "NCHAR","len":16}],
+            "tags": [{"type": "TINYINT", "count":2}, {"type": "BINARY", "len": 16, "count":5},{"type": "NCHAR","len":16, "count":1}]
+        }]
+    }]
+}

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabaseInsertForSub.json

+{
+    "filetype": "insert",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "thread_count": 10,
+    "thread_count_create_tbl": 10,
+    "result_file": "./insert_res.txt",
+    "confirm_parameter_prompt": "no",
+    "insert_interval": 0,
+    "interlace_rows": 100,
+    "num_of_records_per_req": 1000,
+    "max_sql_len": 1024000,
+    "databases": [{
+        "dbinfo": {
+            "name": "subnsdb",
+            "drop": "yes",
+            "replica": 1,
+            "days": 10,
+            "cache": 50,
+            "blocks": 8,
+            "precision": "ns",
+            "keep": 3600,
+            "minRows": 100,
+            "maxRows": 4096,
+            "comp":2,
+            "walLevel":1,
+            "cachelast":0,
+            "quorum":1,
+            "fsync":3000,
+            "update": 0
+        },
+        "super_tables": [{
+            "name": "stb0",
+            "child_table_exists":"no",
+            "childtable_count": 10,
+            "childtable_prefix": "tb0_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "samples",
+            "insert_mode": "taosc",
+            "insert_rows": 10,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 0,
+            "disorder_range": 1000,
+            "timestamp_step": 10000000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "csv",
+            "sample_file": "./tools/taosdemoAllTest/NanoTestCase/nano_samples.csv",
+            "tags_file": "./tools/taosdemoAllTest/NanoTestCase/nano_sampletags.csv",
+            "columns": [{"type": "DOUBLE"}, {"type": "BINARY", "len": 64, "count":1}, {"type": "TIMESTAMP", "count":1}],
+            "tags": [{"type": "BINARY", "len": 16, "count":1},{"type": "INT"},{"type": "DOUBLE"}]
+        },
+        {
+            "name": "stb1",
+            "child_table_exists":"no",
+            "childtable_count": 10,
+            "childtable_prefix": "tb1_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "samples",
+            "insert_mode": "taosc",
+            "insert_rows": 10,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 10,
+            "disorder_range": 1000,
+            "timestamp_step": 10000000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "csv",
+            "sample_file": "./tools/taosdemoAllTest/NanoTestCase/nano_samples.csv",
+            "tags_file": "./tools/taosdemoAllTest/NanoTestCase/nano_sampletags.csv",
+            "columns": [{"type": "DOUBLE"}, {"type": "BINARY", "len": 64, "count":1}, {"type": "TIMESTAMP", "count":1}],
+            "tags": [{"type": "BINARY", "len": 16, "count":1},{"type": "INT"},{"type": "DOUBLE"}]
+        }]
+    }]
+}

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabaseNow.json

+{
+    "filetype": "insert",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "thread_count": 10,
+    "thread_count_create_tbl": 10,
+    "result_file": "./insert_res.txt",
+    "confirm_parameter_prompt": "no",
+    "insert_interval": 0,
+    "interlace_rows": 100,
+    "num_of_records_per_req": 1000,
+    "max_sql_len": 1024000,
+    "databases": [{
+        "dbinfo": {
+            "name": "nsdb2",
+            "drop": "yes",
+            "replica": 1,
+            "days": 10,
+            "cache": 50,
+            "blocks": 8,
+            "precision": "ns",
+            "keep": 3600,
+            "minRows": 100,
+            "maxRows": 4096,
+            "comp":2,
+            "walLevel":1,
+            "cachelast":0,
+            "quorum":1,
+            "fsync":3000,
+            "update": 0
+        },
+        "super_tables": [{
+            "name": "stb0",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb0_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "rand",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 0,
+            "disorder_range": 1000,
+            "timestamp_step": 10,
+            "start_timestamp": "now",
+            "sample_format": "",
+            "sample_file": "",
+            "tags_file": "",
+            "columns": [{"type": "INT"}, {"type": "DOUBLE", "count":3}, {"type": "BINARY", "len": 16, "count":2}, {"type": "BINARY", "len": 32, "count":2},
+            {"type": "TIMESTAMP"}, {"type": "BIGINT", "count":3},{"type": "FLOAT", "count":1},{"type": "SMALLINT", "count":1},{"type": "TINYINT", "count":1},
+                {"type": "BOOL"},{"type": "NCHAR","len":16}],
+            "tags": [{"type": "TINYINT", "count":2}, {"type": "BINARY", "len": 16, "count":5},{"type": "NCHAR","len":16, "count":1}]
+        }]
+    }]
+}

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabasecsv.json

+{
+    "filetype": "insert",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "thread_count": 10,
+    "thread_count_create_tbl": 10,
+    "result_file": "./insert_res.txt",
+    "confirm_parameter_prompt": "no",
+    "insert_interval": 0,
+    "interlace_rows": 100,
+    "num_of_records_per_req": 1000,
+    "max_sql_len": 1024000,
+    "databases": [{
+        "dbinfo": {
+            "name": "nsdbcsv",
+            "drop": "yes",
+            "replica": 1,
+            "days": 10,
+            "cache": 50,
+            "blocks": 8,
+            "precision": "ns",
+            "keep": 3600,
+            "minRows": 100,
+            "maxRows": 4096,
+            "comp":2,
+            "walLevel":1,
+            "cachelast":0,
+            "quorum":1,
+            "fsync":3000,
+            "update": 0
+        },
+        "super_tables": [{
+            "name": "stb0",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb0_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "samples",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 0,
+            "disorder_range": 1000,
+            "timestamp_step": 10000000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "csv",
+            "sample_file": "./tools/taosdemoAllTest/NanoTestCase/nano_samples.csv",
+            "tags_file": "./tools/taosdemoAllTest/NanoTestCase/nano_sampletags.csv",
+            "columns": [{"type": "DOUBLE"}, {"type": "BINARY", "len": 64, "count":1}, {"type": "TIMESTAMP", "count":1}],
+            "tags": [{"type": "BINARY", "len": 16, "count":1},{"type": "INT"},{"type": "DOUBLE"}]
+        },
+        {
+            "name": "stb1",
+            "child_table_exists":"no",
+            "childtable_count": 100,
+            "childtable_prefix": "tb1_",
+            "auto_create_table": "no",
+            "batch_create_tbl_num": 20,
+            "data_source": "samples",
+            "insert_mode": "taosc",
+            "insert_rows": 100,
+            "childtable_offset":0,
+            "multi_thread_write_one_tbl": "no",
+            "insert_interval":0,
+            "max_sql_len": 1024000,
+            "disorder_ratio": 10,
+            "disorder_range": 1000,
+            "timestamp_step": 10000000,
+            "start_timestamp": "2021-07-01 00:00:00.000",
+            "sample_format": "csv",
+            "sample_file": "./tools/taosdemoAllTest/NanoTestCase/nano_samples.csv",
+            "tags_file": "./tools/taosdemoAllTest/NanoTestCase/nano_sampletags.csv",
+            "columns": [{"type": "DOUBLE"}, {"type": "BINARY", "len": 64, "count":1}, {"type": "TIMESTAMP", "count":1}],
+            "tags": [{"type": "BINARY", "len": 16, "count":1},{"type": "INT"},{"type": "DOUBLE"}]
+        }]
+    }]
+}

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoInsert.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import os
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+    def getBuildPath(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+
+        if ("community" in selfPath):
+            projPath = selfPath[:selfPath.find("community")]
+        else:
+            projPath = selfPath[:selfPath.find("tests")]
+
+        for root, dirs, files in os.walk(projPath):
+            if ("taosd" in files):
+                rootRealPath = os.path.dirname(os.path.realpath(root))
+                if ("packaging" not in rootRealPath):
+                    buildPath = root[:len(root)-len("/build/bin")]
+                    break
+        return buildPath
+
+    def run(self):
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosd not found!")
+        else:
+            tdLog.info("taosd found in %s" % buildPath)
+        binPath = buildPath+ "/build/bin/"
+
+    
+        # insert: create one  or mutiple tables per sql and insert multiple rows per sql
+        # insert data from a special timestamp
+        # check stable stb0
+
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabase.json -y " % binPath)
+        tdSql.execute("use nsdb")
+        tdSql.query("show stables")
+        tdSql.checkData(0, 4, 100)
+        tdSql.query("select count (tbname) from stb0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from tb0_0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from stb0")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.query("describe stb0")
+        tdSql.checkDataType(9, 1,"TIMESTAMP")
+        tdSql.query("select last(ts) from stb0")
+        tdSql.checkData(0, 0,"2021-07-01 00:00:00.990000000") 
+
+        # check stable stb1 which is insert with disord
+
+        tdSql.query("select count (tbname) from stb1")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from tb1_0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from stb1")
+        tdSql.checkData(0, 0, 10000)
+        # check c8 is an nano timestamp
+        tdSql.query("describe stb1")
+        tdSql.checkDataType(9, 1,"TIMESTAMP")
+        # check insert timestamp_step is nano_second
+        tdSql.query("select last(ts) from stb1")
+        tdSql.checkData(0, 0,"2021-07-01 00:00:00.990000000") 
+        
+        # insert data from now time
+
+        # check stable stb0
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabaseNow.json -y " % binPath)
+        
+        tdSql.execute("use nsdb2")
+        tdSql.query("show stables")
+        tdSql.checkData(0, 4, 100)
+        tdSql.query("select count (tbname) from stb0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from tb0_0")
+        tdSql.checkData(0, 0, 100)
+        tdSql.query("select count(*) from stb0")
+        tdSql.checkData(0, 0, 10000)
+        # check c8 is an nano timestamp
+        tdSql.query("describe stb0")
+        tdSql.checkDataType(9,1,"TIMESTAMP")
+
+        # insert by csv files and timetamp is long int , strings  in ts and cols 
+        
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabasecsv.json  -y " % binPath)
+        tdSql.execute("use nsdbcsv")
+        tdSql.query("show stables")
+        tdSql.checkData(0, 4, 100)
+        tdSql.query("select count(*) from stb0")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.query("describe stb0")
+        tdSql.checkDataType(3, 1, "TIMESTAMP")
+        tdSql.query("select count(*) from stb0 where ts > \"2021-07-01 00:00:00.490000000\"")
+        tdSql.checkData(0, 0, 5000)
+        tdSql.query("select count(*) from stb0 where ts < 1626918583000000000")
+        tdSql.checkData(0, 0, 10000)
+        
+        os.system("rm -rf ./insert_res.txt")
+        os.system("rm -rf tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNano*.py.sql")
+
+        # taosdemo test insert with command and parameter , detals show taosdemo --help
+        os.system("%staosdemo  -u root -P taosdata -p 6030  -a 1  -m pre -n 10 -T 20 -t 60 -o res.txt -y " % binPath)
+        tdSql.query("select count(*) from test.meters")
+        tdSql.checkData(0, 0, 600)
+        # check taosdemo -s
+
+        sqls_ls = ['drop database  if exists nsdbsql;','create database nsdbsql precision "ns" keep 3600 days 6 update 1;',
+                'use nsdbsql;','CREATE STABLE meters (ts timestamp, current float, voltage int, phase float) TAGS (location binary(64), groupdId int);',
+                'CREATE TABLE d1001 USING meters TAGS ("Beijing.Chaoyang", 2);',
+                'INSERT INTO d1001 USING METERS TAGS ("Beijng.Chaoyang", 2) VALUES (now, 10.2, 219, 0.32);',
+                'INSERT INTO d1001 USING METERS TAGS ("Beijng.Chaoyang", 2) VALUES (now, 85, 32, 0.76);']
+
+        with open("./taosdemoTestNanoCreateDB.sql",mode ="a" ) as sql_files:
+            for sql in sqls_ls:
+                sql_files.write(sql+"\n")
+            sql_files.close()
+
+        sleep(10)
+
+        os.system("%staosdemo  -s taosdemoTestNanoCreateDB.sql  -y " % binPath)
+        tdSql.query("select count(*) from nsdbsql.meters")
+        tdSql.checkData(0, 0, 2)
+      
+        os.system("rm -rf ./res.txt")
+        os.system("rm -rf ./*.py.sql")
+        os.system("rm -rf ./taosdemoTestNanoCreateDB.sql")
+       
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoQuery.json

+{
+    "filetype": "query",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "confirm_parameter_prompt": "no",
+    "databases": "nsdb",
+    "query_times": 10,
+    "query_mode": "taosc",
+    "specified_table_query": {
+      "query_interval": 1,
+      "concurrent": 2,
+      "sqls": [
+        {
+          "sql": "select count(*) from stb0 where ts>\"2021-07-01 00:01:00.000000000 \" ;",
+          "result": "./query_res0.txt"
+        },
+        {
+          "sql": "select count(*) from stb0 where ts>\"2021-07-01 00:01:00.000000000\" and ts <=\"2021-07-01 00:01:10.000000000\" ;",
+          "result": "./query_res1.txt"
+        },
+        {
+            "sql": "select count(*) from stb0 where ts>now-20d ;",
+            "result": "./query_res2.txt"
+        },
+        {
+          "sql": "select max(c10) from stb0;",
+          "result": "./query_res3.txt"
+        },
+        {
+            "sql": "select min(c1) from stb0;",
+            "result": "./query_res4.txt"
+        },
+        {
+            "sql": "select avg(c1) from stb0;",
+            "result": "./query_res5.txt"
+        },
+        {
+            "sql":"select count(*) from stb0 group by tbname;",
+            "result":"./query_res6.txt"
+        }
+
+      ]
+    },
+    "super_table_query": {
+      "stblname": "stb0",
+      "query_interval": 0,
+      "threads": 4,
+      "sqls": [
+        {
+          "sql": "select count(*) from xxxx where ts>\"2021-07-01 00:01:00.000000000 \" ;",
+          "result": "./query_res_tb0.txt"
+        },
+        {
+          "sql":"select count(*) from xxxx where ts>\"2021-07-01 00:01:00.000000000\" and ts <=\"2021-07-01 00:01:10.000000000\" ;",
+          "result": "./query_res_tb1.txt"
+        },
+        {
+            "sql":"select first(*) from xxxx ;",
+            "result": "./query_res_tb2.txt"
+        },
+        {
+            "sql":"select last(*) from xxxx;",
+            "result": "./query_res_tb3.txt"
+
+        },
+        {
+            "sql":"select last_row(*) from xxxx  ;",
+            "result": "./query_res_tb4.txt"
+
+        },
+        {
+            "sql":"select max(c10) from xxxx  ;",
+            "result": "./query_res_tb5.txt"
+
+        },
+        {
+            "sql":"select min(c1) from xxxx  ;",
+            "result": "./query_res_tb6.txt"
+
+        },
+        {
+            "sql":"select avg(c10) from xxxx  ;",
+            "result": "./query_res_tb7.txt"
+
+        }
+
+      ]
+    }
+  }
\ No newline at end of file

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoQuery.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import os
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+    def getBuildPath(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+
+        if ("community" in selfPath):
+            projPath = selfPath[:selfPath.find("community")]
+        else:
+            projPath = selfPath[:selfPath.find("tests")]
+
+        for root, dirs, files in os.walk(projPath):
+            if ("taosd" in files):
+                rootRealPath = os.path.dirname(os.path.realpath(root))
+                if ("packaging" not in rootRealPath):
+                    buildPath = root[:len(root)-len("/build/bin")]
+                    break
+        return buildPath
+
+    def run(self):
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosd not found!")
+        else:
+            tdLog.info("taosd found in %s" % buildPath)
+        binPath = buildPath+ "/build/bin/"
+
+       # query: query test for nanoSecond  with where and max min groupby order 
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabase.json -y " % binPath)
+
+        tdSql.execute("use nsdb")
+
+        # use where to filter 
+        
+        tdSql.query("select count(*) from stb0 where ts>\"2021-07-01 00:00:00.590000000 \" ")
+        tdSql.checkData(0, 0, 4000)
+        tdSql.query("select count(*) from stb0 where ts>\"2021-07-01 00:00:00.000000000\" and ts <=\"2021-07-01 00:00:00.590000000\" ")
+        tdSql.checkData(0, 0, 5900)
+
+        tdSql.query("select count(*) from tb0_0 where ts>\"2021-07-01 00:00:00.590000000 \" ;")
+        tdSql.checkData(0, 0, 40)
+        tdSql.query("select count(*) from tb0_0 where ts>\"2021-07-01 00:00:00.000000000\" and ts <=\"2021-07-01 00:00:00.590000000\" ")
+        tdSql.checkData(0, 0, 59)
+
+
+        # select max min avg from special col
+        tdSql.query("select max(c10) from stb0;")
+        print("select max(c10) from stb0 : " , tdSql.getData(0, 0))
+
+        tdSql.query("select max(c10) from tb0_0;")
+        print("select max(c10) from tb0_0 : " , tdSql.getData(0, 0))
+       
+
+        tdSql.query("select min(c1) from stb0;")
+        print( "select min(c1) from stb0 : " , tdSql.getData(0, 0))
+
+        tdSql.query("select min(c1) from tb0_0;")
+        print( "select min(c1) from tb0_0 : " , tdSql.getData(0, 0))
+
+        tdSql.query("select avg(c1) from stb0;")
+        print( "select avg(c1) from stb0 : " , tdSql.getData(0, 0))
+
+        tdSql.query("select avg(c1) from tb0_0;")
+        print( "select avg(c1) from tb0_0 : " , tdSql.getData(0, 0))
+
+        tdSql.query("select count(*) from stb0 group by tbname;")
+        tdSql.checkData(0, 0, 100)
+        tdSql.checkData(10, 0, 100)
+
+         #  query : query above sqls by taosdemo and continuously
+
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoQuery.json -y " % binPath)
+
+
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabasecsv.json  -y " % binPath)
+        tdSql.execute("use nsdbcsv")
+        tdSql.query("show stables")
+        tdSql.checkData(0, 4, 100)
+        tdSql.query("select count(*) from stb0")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.query("describe stb0")
+        tdSql.checkDataType(3, 1, "TIMESTAMP")
+        tdSql.query("select count(*) from stb0 where ts >\"2021-07-01 00:00:00.490000000\"")
+        tdSql.checkData(0, 0, 5000)
+        tdSql.query("select count(*) from stb0 where ts <now -1d-1h-3s")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.query("select count(*) from stb0 where ts < 1626918583000000000")
+        tdSql.checkData(0, 0, 10000)
+        tdSql.execute('select count(*) from stb0 where c2 >  162687012800000000')
+        tdSql.execute('select count(*) from stb0 where c2 <  162687012800000000')
+        tdSql.execute('select count(*) from stb0 where c2 =  162687012800000000')
+        tdSql.execute('select count(*) from stb0 where c2 != 162687012800000000')
+        tdSql.execute('select count(*) from stb0 where c2 <> 162687012800000000')
+        tdSql.execute('select count(*) from stb0 where c2 >  "2021-07-21 20:22:08.248246976"')
+        tdSql.execute('select count(*) from stb0 where c2 <  "2021-07-21 20:22:08.248246976"')
+        tdSql.execute('select count(*) from stb0 where c2 =  "2021-07-21 20:22:08.248246976"')
+        tdSql.execute('select count(*) from stb0 where c2 != "2021-07-21 20:22:08.248246976"')
+        tdSql.execute('select count(*) from stb0 where c2 <> "2021-07-21 20:22:08.248246976"')
+        tdSql.execute('select count(*) from stb0 where ts between "2021-07-01 00:00:00.000000000" and "2021-07-01 00:00:00.990000000"')
+        tdSql.execute('select count(*) from stb0 where ts between 1625068800000000000 and 1625068801000000000')
+        tdSql.query('select avg(c0) from stb0 interval(5000000000b)')
+        tdSql.checkRows(1)
+
+        tdSql.query('select avg(c0) from stb0 interval(100000000b)')
+        tdSql.checkRows(10)
+
+        tdSql.error('select avg(c0) from stb0 interval(1b)')
+        tdSql.error('select avg(c0) from stb0 interval(999b)')
+
+        tdSql.query('select avg(c0) from stb0 interval(1000b)')
+        tdSql.checkRows(100)
+
+        tdSql.query('select avg(c0) from stb0 interval(1u)')
+        tdSql.checkRows(100)
+
+        tdSql.query('select avg(c0) from stb0 interval(100000000b) sliding (100000000b)')
+        tdSql.checkRows(10)
+
+        #  query : query above sqls by taosdemo and continuously
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoQuerycsv.json -y " % binPath)
+
+        os.system("rm -rf ./query_res*.txt*")
+        os.system("rm -rf tools/taosdemoAllTest/NanoTestCase/*.py.sql")
+ 
+
+
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoQuerycsv.json

+{
+    "filetype": "query",
+    "cfgdir": "/etc/taos",
+    "host": "127.0.0.1",
+    "port": 6030,
+    "user": "root",
+    "password": "taosdata",
+    "confirm_parameter_prompt": "no",
+    "databases": "nsdbcsv",
+    "query_times": 10,
+    "query_mode": "taosc",
+    "specified_table_query": {
+      "query_interval": 1,
+      "concurrent": 2,
+      "sqls": [
+        {
+          "sql": "select count(*) from stb0 where ts> \"2021-07-01 00:00:00.490000000\" ;",
+          "result": "./query_res0.txt"
+        },
+        {
+          "sql": "select count(*) from stb0 where ts < now -22d-1h-3s ;",
+          "result": "./query_res1.txt"
+        },
+        {
+            "sql": "select count(*) from stb0 where ts < 1626918583000000000 ;",
+            "result": "./query_res2.txt"
+        },
+        {
+          "sql": "select count(*) from stb0 where c2 <>  162687012800000000;",
+          "result": "./query_res3.txt"
+        },
+        {
+            "sql": "select count(*) from stb0 where c2 != \"2021-07-21 20:22:08.248246976\";",
+            "result": "./query_res4.txt"
+        },
+        {
+            "sql": "select count(*) from stb0 where ts between \"2021-07-01 00:00:00.000000000\" and \"2021-07-01 00:00:00.990000000\";",
+            "result": "./query_res5.txt"
+        },
+        {
+            "sql":"select count(*) from stb0 group by tbname;",
+            "result":"./query_res6.txt"
+        },
+        {
+          "sql":"select count(*) from stb0 where ts between 1625068800000000000 and 1625068801000000000;",
+          "result":"./query_res7.txt"
+        },
+        {
+          "sql":"select avg(c0) from stb0 interval(5000000000b);",
+          "result":"./query_res8.txt"
+        },
+        {
+          "sql":"select avg(c0) from stb0 interval(100000000b) sliding (100000000b);",
+          "result":"./query_res9.txt"
+        }
+
+      ]
+    },
+    "super_table_query": {
+      "stblname": "stb0",
+      "query_interval": 0,
+      "threads": 4,
+      "sqls": [
+        {
+          "sql": "select count(*) from xxxx where ts > \"2021-07-01 00:00:00.490000000\" ;",
+          "result": "./query_res_tb0.txt"
+        },
+        {
+          "sql":"select count(*) from xxxx where ts between \"2021-07-01 00:00:00.000000000\" and \"2021-07-01 00:00:00.990000000\" ;",
+          "result": "./query_res_tb1.txt"
+        },
+        {
+            "sql":"select first(*) from xxxx ;",
+            "result": "./query_res_tb2.txt"
+        },
+        {
+            "sql":"select last(*) from xxxx;",
+            "result": "./query_res_tb3.txt"
+
+        },
+        {
+            "sql":"select last_row(*) from xxxx  ;",
+            "result": "./query_res_tb4.txt"
+
+        },
+        {
+            "sql":"select max(c0) from xxxx  ;",
+            "result": "./query_res_tb5.txt"
+
+        },
+        {
+            "sql":"select min(c0) from xxxx  ;",
+            "result": "./query_res_tb6.txt"
+
+        },
+        {
+            "sql":"select avg(c0) from xxxx  ;",
+            "result": "./query_res_tb7.txt"
+
+        },
+        {
+          "sql":"select avg(c0) from xxxx interval(100000000b) sliding (100000000b) ;",
+          "result": "./query_res_tb8.txt"
+
+        }
+
+
+      ]
+    }
+  }
\ No newline at end of file

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoSubscribe.json

+{
+  "filetype":"subscribe",
+  "cfgdir": "/etc/taos",
+  "host": "127.0.0.1",
+  "port": 6030,
+  "user": "root",
+  "password": "taosdata",
+  "databases": "subnsdb",
+  "confirm_parameter_prompt": "no",
+  "specified_table_query":
+    {
+     "concurrent":2, 
+     "mode":"sync", 
+     "interval":10000, 
+     "restart":"yes", 
+     "keepProgress":"yes",
+     "sqls": [
+      {
+        "sql": "select * from stb0 where ts>= \"2021-07-01 00:00:00.000000000\" ;",
+        "result": "./subscribe_res0.txt"
+      },
+      {
+        "sql": "select * from stb0 where ts < now -2d-1h-3s ;",
+        "result": "./subscribe_res1.txt"
+      },
+      {
+          "sql": "select * from stb0 where ts < 1626918583000000000 ;",
+          "result": "./subscribe_res2.txt"
+      }]
+
+    }
+}

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanosubscribe.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import os
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+import time
+from datetime import datetime
+import subprocess
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+        
+    def getBuildPath(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+
+        if ("community" in selfPath):
+            projPath = selfPath[:selfPath.find("community")]
+        else:
+            projPath = selfPath[:selfPath.find("tests")]
+
+        for root, dirs, files in os.walk(projPath):
+            if ("taosd" in files):
+                rootRealPath = os.path.dirname(os.path.realpath(root))
+                if ("packaging" not in rootRealPath):
+                    buildPath = root[:len(root)-len("/build/bin")]
+                    break
+        return buildPath
+
+    # get the number of subscriptions
+    def subTimes(self,filename):
+        self.filename = filename
+        command = 'cat %s |wc -l'% filename
+        times = int(subprocess.getstatusoutput(command)[1]) 
+        return times
+    
+    # assert results
+    def assertCheck(self,filename,subResult,expectResult):
+        self.filename = filename
+        self.subResult = subResult
+        self.expectResult = expectResult
+        args0 = (filename, subResult, expectResult)
+        assert subResult == expectResult , "Queryfile:%s ,result is %s != expect: %s" % args0    
+
+    def run(self):
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosd not found!")
+        else:
+            tdLog.info("taosd found in %s" % buildPath)
+        binPath = buildPath+ "/build/bin/"      
+
+        # clear env
+        os.system("ps -ef |grep 'taosdemoAllTest/taosdemoTestSupportNanoSubscribe.json' |grep -v 'grep' |awk '{print $2}'|xargs kill -9")
+        os.system("rm -rf ./subscribe_res*")  
+        os.system("rm -rf ./all_subscribe_res*")  
+        
+
+        # insert data
+        os.system("%staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestNanoDatabaseInsertForSub.json" % binPath)
+        os.system("nohup %staosdemo -f tools/taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoSubscribe.json &" % binPath)
+        query_pid = int(subprocess.getstatusoutput('ps aux|grep "taosdemoAllTest/NanoTestCase/taosdemoTestSupportNanoSubscribe.json" |grep -v "grep"|awk \'{print $2}\'')[1])
+
+
+        # merge result files
+        sleep(5)
+        os.system("cat subscribe_res0.txt* > all_subscribe_res0.txt")
+        os.system("cat subscribe_res1.txt* > all_subscribe_res1.txt")
+        os.system("cat subscribe_res2.txt* > all_subscribe_res2.txt")
+
+        
+        # correct subscribeTimes testcase
+        subTimes0 = self.subTimes("all_subscribe_res0.txt")
+        self.assertCheck("all_subscribe_res0.txt",subTimes0 ,200)
+
+        subTimes1 = self.subTimes("all_subscribe_res1.txt")
+        self.assertCheck("all_subscribe_res1.txt",subTimes1 ,200)
+
+        subTimes2 = self.subTimes("all_subscribe_res2.txt")
+        self.assertCheck("all_subscribe_res2.txt",subTimes2 ,200)
+
+
+        # insert extral data     
+        tdSql.execute("use subnsdb")
+        tdSql.execute("insert into tb0_0 values(now,100.1000,'subtest1',now-1s)")
+        sleep(15)   
+
+        os.system("cat subscribe_res0.txt* > all_subscribe_res0.txt")
+        subTimes0 = self.subTimes("all_subscribe_res0.txt")
+        print("pass")
+        self.assertCheck("all_subscribe_res0.txt",subTimes0 ,202)
+
+        
+
+        # correct data testcase
+        os.system("kill -9 %d" % query_pid)
+        sleep(3)
+        os.system("rm -rf ./subscribe_res*")   
+        os.system("rm -rf ./all_subscribe*")
+        os.system("rm -rf ./*.py.sql")
+  
+
+         
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())

tests/pytest/tools/taosdemoAllTest/NanoTestCase/taosdumpTestNanoSupport.py

+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import os
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+        self.ts = 1625068800000000000   # this is timestamp  "2021-07-01 00:00:00"
+        self.numberOfTables = 10
+        self.numberOfRecords = 100
+
+    def checkCommunity(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+        if ("community" in selfPath):
+            return False
+        else:
+            return True
+
+    def getBuildPath(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+
+        if ("community" in selfPath):
+            projPath = selfPath[:selfPath.find("community")]
+        else:
+            projPath = selfPath[:selfPath.find("tests")]
+
+        for root, dirs, files in os.walk(projPath):
+            if ("taosdump" in files):
+                rootRealPath = os.path.dirname(os.path.realpath(root))
+                if ("packaging" not in rootRealPath):
+                    buildPath = root[:len(root) - len("/build/bin")]
+                    break
+        return buildPath
+    
+
+
+    def createdb(self, precision="ns"):
+        tb_nums = self.numberOfTables
+        per_tb_rows = self.numberOfRecords
+
+        def build_db(precision, start_time):
+            tdSql.execute("drop database if exists timedb1")
+            tdSql.execute(
+                "create database timedb1 days 10 keep 365 blocks 8 precision "+"\""+precision+"\"")
+
+            tdSql.execute("use timedb1")
+            tdSql.execute(
+                "create stable st(ts timestamp, c1 int, c2 nchar(10),c3 timestamp) tags(t1 int, t2 binary(10))")
+            for tb in range(tb_nums):
+                tbname = "t"+str(tb)
+                tdSql.execute("create table " + tbname +
+                              " using st tags(1, 'beijing')")
+                sql = "insert into " + tbname + " values"
+                currts = start_time
+                if precision == "ns":
+                    ts_seed = 1000000000
+                elif precision == "us":
+                    ts_seed = 1000000
+                else:
+                    ts_seed = 1000
+
+                for i in range(per_tb_rows):
+                    sql += "(%d, %d, 'nchar%d',%d)" % (currts + i*ts_seed, i %
+                                                       100, i % 100, currts + i*100)  # currts +1000ms (1000000000ns)
+                tdSql.execute(sql)
+
+        if precision == "ns":
+            start_time = 1625068800000000000
+            build_db(precision, start_time)
+
+        elif precision == "us":
+            start_time = 1625068800000000
+            build_db(precision, start_time)
+
+        elif precision == "ms":
+            start_time = 1625068800000
+            build_db(precision, start_time)
+
+        else:
+            print("other time precision not valid , please check! ")
+    
+
+    def run(self):
+
+        # clear envs
+        os.system("rm -rf ./taosdumptest/")
+        tdSql.execute("drop database if exists dumptmp1")
+        tdSql.execute("drop database if exists dumptmp2")
+        tdSql.execute("drop database if exists dumptmp3")
+
+        if not os.path.exists("./taosdumptest/tmp1"):
+            os.makedirs("./taosdumptest/dumptmp1")
+        else:
+            print("path exist!")
+
+        if not os.path.exists("./taosdumptest/dumptmp2"):
+            os.makedirs("./taosdumptest/dumptmp2")
+
+        if not os.path.exists("./taosdumptest/dumptmp3"):
+            os.makedirs("./taosdumptest/dumptmp3")
+
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosdump not found!")
+        else:
+            tdLog.info("taosdump found in %s" % buildPath)
+        binPath = buildPath + "/build/bin/"
+
+        # create nano second database
+
+        self.createdb(precision="ns")
+
+        # dump all data
+
+        os.system(
+            "%staosdump --databases timedb1 -o ./taosdumptest/dumptmp1" % binPath)
+
+        # dump part data with -S  -E
+        os.system(
+            '%staosdump --databases timedb1 -S 1625068810000000000 -E 1625068860000000000  -C ns  -o ./taosdumptest/dumptmp2 ' %
+            binPath)
+        os.system(
+            '%staosdump --databases timedb1 -S 1625068810000000000  -o ./taosdumptest/dumptmp3  ' %
+            binPath)
+
+        # replace strings to dump in databases
+        os.system(
+            "sed -i \"s/timedb1/dumptmp1/g\" `grep timedb1 -rl ./taosdumptest/dumptmp1`")
+        os.system(
+            "sed -i \"s/timedb1/dumptmp2/g\" `grep timedb1 -rl ./taosdumptest/dumptmp2`")
+        os.system(
+            "sed -i \"s/timedb1/dumptmp3/g\" `grep timedb1 -rl ./taosdumptest/dumptmp3`")
+
+        os.system( "%staosdump -i ./taosdumptest/dumptmp1" %binPath)
+        os.system( "%staosdump -i ./taosdumptest/dumptmp2" %binPath)
+        os.system( "%staosdump -i ./taosdumptest/dumptmp3" %binPath)
+
+        # dump data and check for taosdump
+        tdSql.query("select count(*) from dumptmp1.st")
+        tdSql.checkData(0,0,1000)
+
+        tdSql.query("select count(*) from dumptmp2.st")
+        tdSql.checkData(0,0,510)
+
+        tdSql.query("select count(*) from dumptmp3.st")
+        tdSql.checkData(0,0,900)
+
+        # check data
+        origin_res = tdSql.getResult("select * from timedb1.st")
+        dump_res = tdSql.getResult("select * from dumptmp1.st")
+        if origin_res == dump_res:
+            tdLog.info("test nano second : dump check data pass for all data!" )
+        else:
+            tdLog.info("test nano second : dump check data failed for all data!" )
+        
+        origin_res = tdSql.getResult("select * from timedb1.st where ts >=1625068810000000000 and ts <= 1625068860000000000")
+        dump_res = tdSql.getResult("select * from dumptmp2.st")
+        if origin_res == dump_res:
+            tdLog.info(" test nano second : dump check data pass for data! " )
+        else:
+            tdLog.info(" test nano second : dump check data failed for data !" )
+        
+        origin_res = tdSql.getResult("select * from timedb1.st where ts >=1625068810000000000 ")
+        dump_res = tdSql.getResult("select * from dumptmp3.st")
+        if origin_res == dump_res:
+            tdLog.info(" test nano second : dump check data pass for data! " )
+        else:
+            tdLog.info(" test nano second : dump check data failed for data !" )
+        
+
+        # us second support test case
+
+        os.system("rm -rf ./taosdumptest/")
+        tdSql.execute("drop database if exists dumptmp1")
+        tdSql.execute("drop database if exists dumptmp2")
+        tdSql.execute("drop database if exists dumptmp3")
+
+        if not os.path.exists("./taosdumptest/tmp1"):
+            os.makedirs("./taosdumptest/dumptmp1")
+        else:
+            print("path exits!")
+
+        if not os.path.exists("./taosdumptest/dumptmp2"):
+            os.makedirs("./taosdumptest/dumptmp2")
+
+        if not os.path.exists("./taosdumptest/dumptmp3"):
+            os.makedirs("./taosdumptest/dumptmp3")
+
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosdump not found!")
+        else:
+            tdLog.info("taosdump found in %s" % buildPath)
+        binPath = buildPath + "/build/bin/"
+
+        self.createdb(precision="us")
+
+        os.system(
+            "%staosdump --databases timedb1 -o ./taosdumptest/dumptmp1" % binPath)
+
+        os.system(
+            '%staosdump --databases timedb1 -S 1625068810000000 -E 1625068860000000  -C us  -o ./taosdumptest/dumptmp2 ' %
+            binPath)
+        os.system(
+            '%staosdump --databases timedb1 -S 1625068810000000  -o ./taosdumptest/dumptmp3  ' %
+            binPath)
+
+        os.system(
+            "sed -i \"s/timedb1/dumptmp1/g\" `grep timedb1 -rl ./taosdumptest/dumptmp1`")
+        os.system(
+            "sed -i \"s/timedb1/dumptmp2/g\" `grep timedb1 -rl ./taosdumptest/dumptmp2`")
+        os.system(
+            "sed -i \"s/timedb1/dumptmp3/g\" `grep timedb1 -rl ./taosdumptest/dumptmp3`")
+
+        os.system( "%staosdump -i ./taosdumptest/dumptmp1" %binPath)
+        os.system( "%staosdump -i ./taosdumptest/dumptmp2" %binPath)
+        os.system( "%staosdump -i ./taosdumptest/dumptmp3" %binPath)
+
+ 
+        tdSql.query("select count(*) from dumptmp1.st")
+        tdSql.checkData(0,0,1000)
+
+        tdSql.query("select count(*) from dumptmp2.st")
+        tdSql.checkData(0,0,510)
+
+        tdSql.query("select count(*) from dumptmp3.st")
+        tdSql.checkData(0,0,900)
+
+    
+        origin_res = tdSql.getResult("select * from timedb1.st")
+        dump_res = tdSql.getResult("select * from dumptmp1.st")
+        if origin_res == dump_res:
+            tdLog.info("test us second : dump check data pass for all data!" )
+        else:
+            tdLog.info("test us second : dump check data failed for all data!" )
+        
+        origin_res = tdSql.getResult("select * from timedb1.st where ts >=1625068810000000 and ts <= 1625068860000000")
+        dump_res = tdSql.getResult("select * from dumptmp2.st")
+        if origin_res == dump_res:
+            tdLog.info(" test us second : dump check data pass for data! " )
+        else:
+            tdLog.info(" test us second : dump check data failed for data!" )
+        
+        origin_res = tdSql.getResult("select * from timedb1.st where ts >=1625068810000000 ")
+        dump_res = tdSql.getResult("select * from dumptmp3.st")
+        if origin_res == dump_res:
+            tdLog.info(" test us second : dump check data pass for data! " )
+        else:
+            tdLog.info(" test us second : dump check data failed for data! " )
+
+        
+        # ms second support test case
+
+        os.system("rm -rf ./taosdumptest/")
+        tdSql.execute("drop database if exists dumptmp1")
+        tdSql.execute("drop database if exists dumptmp2")
+        tdSql.execute("drop database if exists dumptmp3")
+
+        if not os.path.exists("./taosdumptest/tmp1"):
+            os.makedirs("./taosdumptest/dumptmp1")
+        else:
+            print("path exits!")
+
+        if not os.path.exists("./taosdumptest/dumptmp2"):
+            os.makedirs("./taosdumptest/dumptmp2")
+
+        if not os.path.exists("./taosdumptest/dumptmp3"):
+            os.makedirs("./taosdumptest/dumptmp3")
+
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosdump not found!")
+        else:
+            tdLog.info("taosdump found in %s" % buildPath)
+        binPath = buildPath + "/build/bin/"
+
+        self.createdb(precision="ms")
+
+        os.system(
+            "%staosdump --databases timedb1 -o ./taosdumptest/dumptmp1" % binPath)
+
+        os.system(
+            '%staosdump --databases timedb1 -S 1625068810000 -E 1625068860000  -C ms  -o ./taosdumptest/dumptmp2 ' %
+            binPath)
+        os.system(
+            '%staosdump --databases timedb1 -S 1625068810000  -o ./taosdumptest/dumptmp3  ' %
+            binPath)
+
+        os.system(
+            "sed -i \"s/timedb1/dumptmp1/g\" `grep timedb1 -rl ./taosdumptest/dumptmp1`")
+        os.system(
+            "sed -i \"s/timedb1/dumptmp2/g\" `grep timedb1 -rl ./taosdumptest/dumptmp2`")
+        os.system(
+            "sed -i \"s/timedb1/dumptmp3/g\" `grep timedb1 -rl ./taosdumptest/dumptmp3`")
+
+        os.system( "%staosdump -i ./taosdumptest/dumptmp1" %binPath)
+        os.system( "%staosdump -i ./taosdumptest/dumptmp2" %binPath)
+        os.system( "%staosdump -i ./taosdumptest/dumptmp3" %binPath)
+
+ 
+        tdSql.query("select count(*) from dumptmp1.st")
+        tdSql.checkData(0,0,1000)
+
+        tdSql.query("select count(*) from dumptmp2.st")
+        tdSql.checkData(0,0,510)
+
+        tdSql.query("select count(*) from dumptmp3.st")
+        tdSql.checkData(0,0,900)
+
+    
+        origin_res = tdSql.getResult("select * from timedb1.st")
+        dump_res = tdSql.getResult("select * from dumptmp1.st")
+        if origin_res == dump_res:
+            tdLog.info("test ms second : dump check data pass for all data!" )
+        else:
+            tdLog.info("test ms second : dump check data failed for all data!" )
+        
+        origin_res = tdSql.getResult("select * from timedb1.st where ts >=1625068810000 and ts <= 1625068860000")
+        dump_res = tdSql.getResult("select * from dumptmp2.st")
+        if origin_res == dump_res:
+            tdLog.info(" test ms second : dump check data pass for data! " )
+        else:
+            tdLog.info(" test ms second : dump check data failed for data!" )
+        
+        origin_res = tdSql.getResult("select * from timedb1.st where ts >=1625068810000 ")
+        dump_res = tdSql.getResult("select * from dumptmp3.st")
+        if origin_res == dump_res:
+            tdLog.info(" test ms second : dump check data pass for data! " )
+        else:
+            tdLog.info(" test ms second : dump check data failed for data! " )
+
+        
+        os.system("rm -rf ./taosdumptest/")
+        os.system("rm -rf ./dump_result.txt")
+        os.system("rm -rf *.py.sql")
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())