Merge branch '3.0' of https://github.com/taosdata/TDengine into enh/row_optimize

cmake/taosws_CMakeLists.txt.in

@@ -2,7 +2,7 @@
 # taosws-rs
 ExternalProject_Add(taosws-rs
         GIT_REPOSITORY https://github.com/taosdata/taos-connector-rust.git
-        GIT_TAG 9843872
+        GIT_TAG f406d51
         SOURCE_DIR "${TD_SOURCE_DIR}/tools/taosws-rs"
         BINARY_DIR ""
         #BUILD_IN_SOURCE TRUE

docs/zh/05-get-started/index.md

@@ -24,7 +24,7 @@ TDengine 知识地图中涵盖了 TDengine 的各种知识点，揭示了各概
 
 <figure>
 <center>
-<a href="/img/tdengine-map.svg" target="_blank"><img src="/img/tdengine-map.svg" width="80%" /></a>
+<a href="pathname:///img/tdengine-map.svg" target="_blank"><img src="/img/tdengine-map.svg" width="80%" /></a>
 <figcaption>图 1. TDengine 知识地图</figcaption>
 </center>
 </figure>

source/libs/executor/inc/executorimpl.h

@@ -776,7 +776,6 @@ typedef struct STimeSliceOperatorInfo {
   SArray*              pPrevRow;     // SArray<SGroupValue>
   SArray*              pNextRow;     // SArray<SGroupValue>
   SArray*              pLinearInfo;  // SArray<SFillLinearInfo>
-  bool                 fillLastPoint;
   bool                 isPrevRowSet;
   bool                 isNextRowSet;
   int32_t              fillType;      // fill type

source/libs/executor/inc/tfill.h

@@ -36,7 +36,8 @@ typedef struct SFillColInfo {
 typedef struct SFillLinearInfo {
   SPoint  start;
   SPoint  end;
-  bool    hasNull;
+  bool    isStartSet;
+  bool    isEndSet;
   int16_t type;
   int32_t bytes;
 } SFillLinearInfo;

source/libs/executor/src/timewindowoperator.c

@@ -1942,10 +1942,8 @@ static void doKeepPrevRows(STimeSliceOperatorInfo* pSliceInfo, const SSDataBlock
   for (int32_t i = 0; i < numOfCols; ++i) {
     SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
 
-    // null data should not be kept since it can not be used to perform interpolation
-    if (!colDataIsNull_s(pColInfoData, i)) {
-      SGroupKeys* pkey = taosArrayGet(pSliceInfo->pPrevRow, i);
-
+    SGroupKeys* pkey = taosArrayGet(pSliceInfo->pPrevRow, i);
+    if (!colDataIsNull_s(pColInfoData, rowIndex)) {
       pkey->isNull = false;
       char* val = colDataGetData(pColInfoData, rowIndex);
       if (!IS_VAR_DATA_TYPE(pkey->type)) {
@@ -1953,6 +1951,8 @@ static void doKeepPrevRows(STimeSliceOperatorInfo* pSliceInfo, const SSDataBlock
       } else {
         memcpy(pkey->pData, val, varDataLen(val));
       }
+    } else {
+      pkey->isNull = true;
     }
   }
 
@@ -1964,10 +1964,8 @@ static void doKeepNextRows(STimeSliceOperatorInfo* pSliceInfo, const SSDataBlock
   for (int32_t i = 0; i < numOfCols; ++i) {
     SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
 
-    // null data should not be kept since it can not be used to perform interpolation
-    if (!colDataIsNull_s(pColInfoData, i)) {
-      SGroupKeys* pkey = taosArrayGet(pSliceInfo->pNextRow, i);
-
+    SGroupKeys* pkey = taosArrayGet(pSliceInfo->pNextRow, i);
+    if (!colDataIsNull_s(pColInfoData, rowIndex)) {
       pkey->isNull = false;
       char* val = colDataGetData(pColInfoData, rowIndex);
       if (!IS_VAR_DATA_TYPE(pkey->type)) {
@@ -1975,50 +1973,51 @@ static void doKeepNextRows(STimeSliceOperatorInfo* pSliceInfo, const SSDataBlock
       } else {
         memcpy(pkey->pData, val, varDataLen(val));
       }
+    } else {
+      pkey->isNull = true;
     }
   }
 
   pSliceInfo->isNextRowSet = true;
 }
 
-static void doKeepLinearInfo(STimeSliceOperatorInfo* pSliceInfo, const SSDataBlock* pBlock, int32_t rowIndex,
-                             bool isLastRow) {
+static void doKeepLinearInfo(STimeSliceOperatorInfo* pSliceInfo, const SSDataBlock* pBlock, int32_t rowIndex) {
   int32_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
-  bool    fillLastPoint = pSliceInfo->fillLastPoint;
   for (int32_t i = 0; i < numOfCols; ++i) {
     SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
     SColumnInfoData* pTsCol = taosArrayGet(pBlock->pDataBlock, pSliceInfo->tsCol.slotId);
     SFillLinearInfo* pLinearInfo = taosArrayGet(pSliceInfo->pLinearInfo, i);
 
-    // null data should not be kept since it can not be used to perform interpolation
-    if (!colDataIsNull_s(pColInfoData, i)) {
-      if (isLastRow) {
+    // null value is represented by using key = INT64_MIN for now.
+    // TODO: optimize to ignore null values for linear interpolation.
+    if (!pLinearInfo->isStartSet) {
+      if (!colDataIsNull_s(pColInfoData, rowIndex)) {
         pLinearInfo->start.key = *(int64_t*)colDataGetData(pTsCol, rowIndex);
         memcpy(pLinearInfo->start.val, colDataGetData(pColInfoData, rowIndex), pLinearInfo->bytes);
-      } else if (fillLastPoint) {
+      }
+      pLinearInfo->isStartSet = true;
+    } else if (!pLinearInfo->isEndSet) {
+      if (!colDataIsNull_s(pColInfoData, rowIndex)) {
         pLinearInfo->end.key = *(int64_t*)colDataGetData(pTsCol, rowIndex);
         memcpy(pLinearInfo->end.val, colDataGetData(pColInfoData, rowIndex), pLinearInfo->bytes);
-      } else {
-        pLinearInfo->start.key = *(int64_t*)colDataGetData(pTsCol, rowIndex);
-        pLinearInfo->end.key = *(int64_t*)colDataGetData(pTsCol, rowIndex + 1);
-
-        char* val;
-        val = colDataGetData(pColInfoData, rowIndex);
-        memcpy(pLinearInfo->start.val, val, pLinearInfo->bytes);
-        val = colDataGetData(pColInfoData, rowIndex + 1);
-        memcpy(pLinearInfo->end.val, val, pLinearInfo->bytes);
       }
-
-      pLinearInfo->hasNull = false;
+      pLinearInfo->isEndSet = true;
     } else {
-      pLinearInfo->hasNull = true;
+      pLinearInfo->start.key = pLinearInfo->end.key;
+      memcpy(pLinearInfo->start.val, pLinearInfo->end.val, pLinearInfo->bytes);
+
+      if (!colDataIsNull_s(pColInfoData, rowIndex)) {
+        pLinearInfo->end.key = *(int64_t*)colDataGetData(pTsCol, rowIndex);
+        memcpy(pLinearInfo->end.val, colDataGetData(pColInfoData, rowIndex), pLinearInfo->bytes);
+      } else {
+        pLinearInfo->end.key = INT64_MIN;
+      }
     }
   }
 
-  pSliceInfo->fillLastPoint = isLastRow;
 }
 
-static void genInterpolationResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp* pExprSup, SSDataBlock* pResBlock) {
+static bool genInterpolationResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp* pExprSup, SSDataBlock* pResBlock, bool beforeTs) {
   int32_t rows = pResBlock->info.rows;
   blockDataEnsureCapacity(pResBlock, rows + 1);
   // todo set the correct primary timestamp column
@@ -2037,7 +2036,6 @@ static void genInterpolationResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp
     }
 
     int32_t srcSlot = pExprInfo->base.pParam[0].pCol->slotId;
-    // SColumnInfoData* pSrc = taosArrayGet(pBlock->pDataBlock, srcSlot);
     switch (pSliceInfo->fillType) {
       case TSDB_FILL_NULL: {
         colDataAppendNULL(pDst, rows);
@@ -2069,21 +2067,26 @@ static void genInterpolationResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp
         SPoint start = pLinearInfo->start;
         SPoint end = pLinearInfo->end;
         SPoint current = {.key = pSliceInfo->current};
-        current.val = taosMemoryCalloc(pLinearInfo->bytes, 1);
 
-        // before interp range, do not fill
-        if (start.key == INT64_MIN || end.key == INT64_MAX) {
+        // do not interpolate before ts range, only increate pSliceInfo->current
+        if (beforeTs && !pLinearInfo->isEndSet) {
+          return true;
+        }
+
+        if (!pLinearInfo->isStartSet || !pLinearInfo->isEndSet) {
           hasInterp = false;
           break;
         }
 
-        if (pLinearInfo->hasNull) {
+        if (start.key == INT64_MIN || end.key == INT64_MIN) {
           colDataAppendNULL(pDst, rows);
-        } else {
-          taosGetLinearInterpolationVal(&current, pLinearInfo->type, &start, &end, pLinearInfo->type);
-          colDataAppend(pDst, rows, (char*)current.val, false);
+          break;
         }
 
+        current.val = taosMemoryCalloc(pLinearInfo->bytes, 1);
+        taosGetLinearInterpolationVal(&current, pLinearInfo->type, &start, &end, pLinearInfo->type);
+        colDataAppend(pDst, rows, (char*)current.val, false);
+
         taosMemoryFree(current.val);
         break;
       }
@@ -2094,7 +2097,11 @@ static void genInterpolationResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp
         }
 
         SGroupKeys* pkey = taosArrayGet(pSliceInfo->pPrevRow, srcSlot);
-        colDataAppend(pDst, rows, pkey->pData, false);
+        if (pkey->isNull == false) {
+          colDataAppend(pDst, rows, pkey->pData, false);
+        } else {
+          colDataAppendNULL(pDst, rows);
+        }
         break;
       }
 
@@ -2105,7 +2112,11 @@ static void genInterpolationResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp
         }
 
         SGroupKeys* pkey = taosArrayGet(pSliceInfo->pNextRow, srcSlot);
-        colDataAppend(pDst, rows, pkey->pData, false);
+        if (pkey->isNull == false) {
+          colDataAppend(pDst, rows, pkey->pData, false);
+        } else {
+          colDataAppendNULL(pDst, rows);
+        }
         break;
       }
 
@@ -2118,8 +2129,40 @@ static void genInterpolationResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp
   if (hasInterp) {
     pResBlock->info.rows += 1;
   }
+
+  return hasInterp;
 }
 
+static void addCurrentRowToResult(STimeSliceOperatorInfo* pSliceInfo, SExprSupp* pExprSup, SSDataBlock* pResBlock,
+                                  SSDataBlock* pSrcBlock, int32_t index) {
+  blockDataEnsureCapacity(pResBlock, pResBlock->info.rows + 1);
+  for (int32_t j = 0; j < pExprSup->numOfExprs; ++j) {
+    SExprInfo* pExprInfo = &pExprSup->pExprInfo[j];
+
+    int32_t          dstSlot = pExprInfo->base.resSchema.slotId;
+    SColumnInfoData* pDst = taosArrayGet(pResBlock->pDataBlock, dstSlot);
+
+    if (IS_TIMESTAMP_TYPE(pExprInfo->base.resSchema.type)) {
+      colDataAppend(pDst, pResBlock->info.rows, (char*)&pSliceInfo->current, false);
+    } else {
+      int32_t          srcSlot = pExprInfo->base.pParam[0].pCol->slotId;
+      SColumnInfoData* pSrc = taosArrayGet(pSrcBlock->pDataBlock, srcSlot);
+
+      if (colDataIsNull_s(pSrc, index)) {
+        colDataAppendNULL(pDst, pResBlock->info.rows);
+        continue;
+      }
+
+      char* v = colDataGetData(pSrc, index);
+      colDataAppend(pDst, pResBlock->info.rows, v, false);
+    }
+  }
+
+  pResBlock->info.rows += 1;
+  return;
+}
+
+
 static int32_t initPrevRowsKeeper(STimeSliceOperatorInfo* pInfo, SSDataBlock* pBlock) {
   if (pInfo->pPrevRow != NULL) {
     return TSDB_CODE_SUCCESS;
@@ -2190,24 +2233,19 @@ static int32_t initFillLinearInfo(STimeSliceOperatorInfo* pInfo, SSDataBlock* pB
 
     SFillLinearInfo linearInfo = {0};
     linearInfo.start.key = INT64_MIN;
-    linearInfo.end.key = INT64_MAX;
+    linearInfo.end.key = INT64_MIN;
     linearInfo.start.val = taosMemoryCalloc(1, pColInfo->info.bytes);
     linearInfo.end.val = taosMemoryCalloc(1, pColInfo->info.bytes);
-    linearInfo.hasNull = false;
+    linearInfo.isStartSet = false;
+    linearInfo.isEndSet = false;
     linearInfo.type = pColInfo->info.type;
     linearInfo.bytes = pColInfo->info.bytes;
     taosArrayPush(pInfo->pLinearInfo, &linearInfo);
   }
 
-  pInfo->fillLastPoint = false;
-
   return TSDB_CODE_SUCCESS;
 }
 
-static bool needToFillLastPoint(STimeSliceOperatorInfo* pSliceInfo) {
-  return (pSliceInfo->fillLastPoint == true && pSliceInfo->fillType == TSDB_FILL_LINEAR);
-}
-
 static int32_t initKeeperInfo(STimeSliceOperatorInfo* pInfo, SSDataBlock* pBlock) {
   int32_t code;
   code = initPrevRowsKeeper(pInfo, pBlock);
@@ -2263,195 +2301,73 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
     for (int32_t i = 0; i < pBlock->info.rows; ++i) {
       int64_t ts = *(int64_t*)colDataGetData(pTsCol, i);
 
-      if (i == 0 && needToFillLastPoint(pSliceInfo)) {  // first row in current block
-        doKeepLinearInfo(pSliceInfo, pBlock, i, false);
-        while (pSliceInfo->current < ts && pSliceInfo->current <= pSliceInfo->win.ekey) {
-          genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock);
-          pSliceInfo->current =
-              taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
-        }
-      }
-
       if (pSliceInfo->current > pSliceInfo->win.ekey) {
         setOperatorCompleted(pOperator);
         break;
       }
 
       if (ts == pSliceInfo->current) {
-        blockDataEnsureCapacity(pResBlock, pResBlock->info.rows + 1);
-        for (int32_t j = 0; j < pOperator->exprSupp.numOfExprs; ++j) {
-          SExprInfo* pExprInfo = &pOperator->exprSupp.pExprInfo[j];
+        addCurrentRowToResult(pSliceInfo, &pOperator->exprSupp, pResBlock, pBlock, i);
 
-          int32_t          dstSlot = pExprInfo->base.resSchema.slotId;
-          SColumnInfoData* pDst = taosArrayGet(pResBlock->pDataBlock, dstSlot);
-
-          if (IS_TIMESTAMP_TYPE(pExprInfo->base.resSchema.type)) {
-            colDataAppend(pDst, pResBlock->info.rows, (char*)&pSliceInfo->current, false);
-          } else {
-            int32_t          srcSlot = pExprInfo->base.pParam[0].pCol->slotId;
-            SColumnInfoData* pSrc = taosArrayGet(pBlock->pDataBlock, srcSlot);
-
-            if (colDataIsNull_s(pSrc, i)) {
-              colDataAppendNULL(pDst, pResBlock->info.rows);
-              continue;
-            }
-
-            char* v = colDataGetData(pSrc, i);
-            colDataAppend(pDst, pResBlock->info.rows, v, false);
-          }
-        }
-
-        pResBlock->info.rows += 1;
         doKeepPrevRows(pSliceInfo, pBlock, i);
+        doKeepLinearInfo(pSliceInfo, pBlock, i);
 
-        // for linear interpolation, always fill value between this and next points;
-        // if its the first point in data block, also fill values between previous(if there's any) and this point;
-        // if its the last point in data block, no need to fill, but reserve this point as the start value and do
-        // the interpolation when processing next data block.
-        if (pSliceInfo->fillType == TSDB_FILL_LINEAR) {
-          pSliceInfo->current =
-              taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
-          if (i < pBlock->info.rows - 1) {
-            doKeepLinearInfo(pSliceInfo, pBlock, i, false);
-            int64_t nextTs = *(int64_t*)colDataGetData(pTsCol, i + 1);
-            if (nextTs > pSliceInfo->current) {
-              while (pSliceInfo->current < nextTs && pSliceInfo->current <= pSliceInfo->win.ekey) {
-                genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock);
-                pSliceInfo->current = taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit,
-                                                  pInterval->precision);
-              }
-
-              if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                setOperatorCompleted(pOperator);
-                break;
-              }
-            }
-          } else {  // it is the last row of current block
-            // store ts value as start, and calculate interp value when processing next block
-            doKeepLinearInfo(pSliceInfo, pBlock, i, true);
-          }
-        } else {  // non-linear interpolation
-          pSliceInfo->current =
-              taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
-          if (pSliceInfo->current > pSliceInfo->win.ekey) {
-            setOperatorCompleted(pOperator);
-            break;
-          }
+        pSliceInfo->current =
+            taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
+        if (pSliceInfo->current > pSliceInfo->win.ekey) {
+          setOperatorCompleted(pOperator);
+          break;
         }
       } else if (ts < pSliceInfo->current) {
         // in case of interpolation window starts and ends between two datapoints, fill(prev) need to interpolate
         doKeepPrevRows(pSliceInfo, pBlock, i);
-
-        if (pSliceInfo->fillType == TSDB_FILL_LINEAR) {
-          // no need to increate pSliceInfo->current here
-          // pSliceInfo->current =
-          //    taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
-          if (i < pBlock->info.rows - 1) {
-            doKeepLinearInfo(pSliceInfo, pBlock, i, false);
-            int64_t nextTs = *(int64_t*)colDataGetData(pTsCol, i + 1);
-            if (nextTs > pSliceInfo->current) {
-              while (pSliceInfo->current < nextTs && pSliceInfo->current <= pSliceInfo->win.ekey) {
-                genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock);
-                pSliceInfo->current = taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit,
-                                                  pInterval->precision);
-              }
-
-              if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                setOperatorCompleted(pOperator);
+        doKeepLinearInfo(pSliceInfo, pBlock, i);
+
+        if (i < pBlock->info.rows - 1) {
+          // in case of interpolation window starts and ends between two datapoints, fill(next) need to interpolate
+          doKeepNextRows(pSliceInfo, pBlock, i + 1);
+          int64_t nextTs = *(int64_t*)colDataGetData(pTsCol, i + 1);
+          if (nextTs > pSliceInfo->current) {
+            while (pSliceInfo->current < nextTs && pSliceInfo->current <= pSliceInfo->win.ekey) {
+              if (!genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock, false) && pSliceInfo->fillType == TSDB_FILL_LINEAR) {
                 break;
+              } else {
+                pSliceInfo->current =
+                    taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
               }
             }
-          } else {
-            // store ts value as start, and calculate interp value when processing next block
-            doKeepLinearInfo(pSliceInfo, pBlock, i, true);
-          }
-        } else {  // non-linear interpolation
-          if (i < pBlock->info.rows - 1) {
-            // in case of interpolation window starts and ends between two datapoints, fill(next) need to interpolate
-            doKeepNextRows(pSliceInfo, pBlock, i + 1);
-            int64_t nextTs = *(int64_t*)colDataGetData(pTsCol, i + 1);
-            if (nextTs > pSliceInfo->current) {
-              while (pSliceInfo->current < nextTs && pSliceInfo->current <= pSliceInfo->win.ekey) {
-                genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock);
-                pSliceInfo->current = taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit,
-                                                  pInterval->precision);
-              }
 
-              if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                setOperatorCompleted(pOperator);
-                break;
-              }
-            } else {
-              // ignore current row, and do nothing
+            if (pSliceInfo->current > pSliceInfo->win.ekey) {
+              setOperatorCompleted(pOperator);
+              break;
             }
-          } else {  // it is the last row of current block
-            doKeepPrevRows(pSliceInfo, pBlock, i);
+          } else {
+            // ignore current row, and do nothing
           }
+        } else {  // it is the last row of current block
+          doKeepPrevRows(pSliceInfo, pBlock, i);
         }
       } else {  // ts > pSliceInfo->current
         // in case of interpolation window starts and ends between two datapoints, fill(next) need to interpolate
         doKeepNextRows(pSliceInfo, pBlock, i);
+        doKeepLinearInfo(pSliceInfo, pBlock, i);
 
         while (pSliceInfo->current < ts && pSliceInfo->current <= pSliceInfo->win.ekey) {
-          genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock);
-          pSliceInfo->current =
-              taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
+          if (!genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock, true) && pSliceInfo->fillType == TSDB_FILL_LINEAR) {
+            break;
+          } else {
+            pSliceInfo->current =
+                taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
+          }
         }
 
         // add current row if timestamp match
         if (ts == pSliceInfo->current && pSliceInfo->current <= pSliceInfo->win.ekey) {
-          blockDataEnsureCapacity(pResBlock, pResBlock->info.rows + 1);
-          for (int32_t j = 0; j < pOperator->exprSupp.numOfExprs; ++j) {
-            SExprInfo* pExprInfo = &pOperator->exprSupp.pExprInfo[j];
-
-            int32_t          dstSlot = pExprInfo->base.resSchema.slotId;
-            SColumnInfoData* pDst = taosArrayGet(pResBlock->pDataBlock, dstSlot);
-
-            if (IS_TIMESTAMP_TYPE(pExprInfo->base.resSchema.type)) {
-              colDataAppend(pDst, pResBlock->info.rows, (char*)&pSliceInfo->current, false);
-            } else {
-              int32_t          srcSlot = pExprInfo->base.pParam[0].pCol->slotId;
-              SColumnInfoData* pSrc = taosArrayGet(pBlock->pDataBlock, srcSlot);
-
-              if (colDataIsNull_s(pSrc, i)) {
-                colDataAppendNULL(pDst, pResBlock->info.rows);
-                continue;
-              }
-
-              char* v = colDataGetData(pSrc, i);
-              colDataAppend(pDst, pResBlock->info.rows, v, false);
-            }
-          }
-
-          pResBlock->info.rows += 1;
+          addCurrentRowToResult(pSliceInfo, &pOperator->exprSupp, pResBlock, pBlock, i);
           doKeepPrevRows(pSliceInfo, pBlock, i);
 
-          if (pSliceInfo->fillType == TSDB_FILL_LINEAR) {
-            pSliceInfo->current =
-                taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
-            if (i < pBlock->info.rows - 1) {
-              doKeepLinearInfo(pSliceInfo, pBlock, i, false);
-              int64_t nextTs = *(int64_t*)colDataGetData(pTsCol, i + 1);
-              if (nextTs > pSliceInfo->current) {
-                while (pSliceInfo->current < nextTs && pSliceInfo->current <= pSliceInfo->win.ekey) {
-                  genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock);
-                  pSliceInfo->current = taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit,
-                                                    pInterval->precision);
-                }
-
-                if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                  setOperatorCompleted(pOperator);
-                  break;
-                }
-              }
-            } else {  // it is the last row of current block
-              // store ts value as start, and calculate interp value when processing next block
-              doKeepLinearInfo(pSliceInfo, pBlock, i, true);
-            }
-          } else {  // non-linear interpolation
-            pSliceInfo->current =
-                taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
-          }
+          pSliceInfo->current =
+              taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
         }
 
         if (pSliceInfo->current > pSliceInfo->win.ekey) {
@@ -2466,7 +2382,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
   // except for fill(next), fill(linear)
   while (pSliceInfo->current <= pSliceInfo->win.ekey && pSliceInfo->fillType != TSDB_FILL_NEXT &&
          pSliceInfo->fillType != TSDB_FILL_LINEAR) {
-    genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock);
+    genInterpolationResult(pSliceInfo, &pOperator->exprSupp, pResBlock, false);
     pSliceInfo->current =
         taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
   }

tests/parallel_test/cases.task

@@ -438,11 +438,11 @@
 ,,,system-test,python3 ./test.py -f 1-insert/database_pre_suf.py
 ,,,system-test,python3 ./test.py -f 1-insert/InsertFuturets.py
 ,,,system-test,python3 ./test.py -f 0-others/show.py
-,,,system-test,python3 ./test.py -f 2-query/abs.py
+,,,system-test,./pytest.sh python3 ./test.py -f 2-query/abs.py
 ,,,system-test,python3 ./test.py -f 2-query/abs.py -R
 ,,,system-test,python3 ./test.py -f 2-query/and_or_for_byte.py
 ,,,system-test,python3 ./test.py -f 2-query/and_or_for_byte.py -R
-,,,system-test,python3 ./test.py -f 2-query/apercentile.py
+,,,system-test,./pytest.sh python3 ./test.py -f 2-query/apercentile.py
 ,,,system-test,python3 ./test.py -f 2-query/apercentile.py -R
 ,,,system-test,python3 ./test.py -f 2-query/arccos.py
 ,,,system-test,python3 ./test.py -f 2-query/arccos.py -R

tests/pytest/crash_gen.sh

@@ -45,7 +45,7 @@ fi
 
 # Now getting ready to execute Python
 # The following is the default of our standard dev env (Ubuntu 20.04), modify/adjust at your own risk
-PYTHON_EXEC=python3.8
+PYTHON_EXEC=python3
 
 # First we need to set up a path for Python to find our own TAOS modules, so that "import" can work.
 # export PYTHONPATH=$(pwd)/../../src/connector/python:$(pwd)

tests/pytest/crash_gen/crash_gen_main.py

@@ -37,6 +37,7 @@ import requests
 # from guppy import hpy
 import gc
 import taos
+from taos.tmq import *
 
 
 from .shared.types import TdColumns, TdTags
@@ -419,10 +420,12 @@ class ThreadCoordinator:
             except threading.BrokenBarrierError as err:
                 self._execStats.registerFailure("Aborted due to worker thread timeout")
                 Logging.error("\n")
+
                 Logging.error("Main loop aborted, caused by worker thread(s) time-out of {} seconds".format(
                     ThreadCoordinator.WORKER_THREAD_TIMEOUT))
                 Logging.error("TAOS related threads blocked at (stack frames top-to-bottom):")
                 ts = ThreadStacks()
+                ts.record_current_time(time.time())  # record thread exit time at current moment
                 ts.print(filterInternal=True)
                 workerTimeout = True
 
@@ -546,7 +549,12 @@ class ThreadCoordinator:
 
         # pick a task type for current state
         db = self.pickDatabase()
-        taskType = db.getStateMachine().pickTaskType() # dynamic name of class
+        if Dice.throw(2)==1:
+            taskType = db.getStateMachine().pickTaskType() # dynamic name of class
+        else:
+            taskType = db.getStateMachine().balance_pickTaskType() #  and an method can get  balance task types 
+            pass
+        
         return taskType(self._execStats, db)  # create a task from it
 
     def resetExecutedTasks(self):
@@ -674,9 +682,15 @@ class AnyState:
     # only "under normal circumstances", as we may override it with the -b option
     CAN_DROP_DB = 2  
     CAN_CREATE_FIXED_SUPER_TABLE = 3
+    CAN_CREATE_STREAM = 3  # super table must exists
+    CAN_CREATE_TOPIC = 3  # super table must exists
+    CAN_CREATE_CONSUMERS = 3 
     CAN_DROP_FIXED_SUPER_TABLE = 4
+    CAN_DROP_TOPIC = 4
+    CAN_DROP_STREAM = 4
     CAN_ADD_DATA = 5
     CAN_READ_DATA = 6
+    CAN_DELETE_DATA = 6
 
     def __init__(self):
         self._info = self.getInfo()
@@ -727,12 +741,30 @@ class AnyState:
             return False
         return self._info[self.CAN_DROP_FIXED_SUPER_TABLE]
 
+    def canCreateTopic(self):
+        return self._info[self.CAN_CREATE_TOPIC]
+    
+    def canDropTopic(self):
+        return self._info[self.CAN_DROP_TOPIC]
+
+    def canCreateConsumers(self):
+        return self._info[self.CAN_CREATE_CONSUMERS]
+    
+    def canCreateStreams(self):
+        return self._info[self.CAN_CREATE_STREAM]
+
+    def canDropStream(self):
+        return self._info[self.CAN_DROP_STREAM]
+
     def canAddData(self):
         return self._info[self.CAN_ADD_DATA]
 
     def canReadData(self):
         return self._info[self.CAN_READ_DATA]
 
+    def canDeleteData(self):
+        return self._info[self.CAN_DELETE_DATA]
+
     def assertAtMostOneSuccess(self, tasks, cls):
         sCnt = 0
         for task in tasks:
@@ -902,7 +934,7 @@ class StateHasData(AnyState):
                 ):  # only if we didn't create one
                 # we shouldn't have dropped it
                 self.assertNoTask(tasks, TaskDropDb)
-            if (not self.hasTask(tasks, TaskCreateSuperTable)
+            if not( self.hasTask(tasks, TaskCreateSuperTable)
                     ):  # if we didn't create the table
                 # we should not have a task that drops it
                 self.assertNoTask(tasks, TaskDropSuperTable)
@@ -974,14 +1006,21 @@ class StateMechine:
         # did not do this when openning connection, and this is NOT the worker
         # thread, which does this on their own
         dbc.use(dbName)
+        
         if not dbc.hasTables():  # no tables
+            
             Logging.debug("[STT] DB_ONLY found, between {} and {}".format(ts, time.time()))
             return StateDbOnly()
 
         # For sure we have tables, which means we must have the super table. # TODO: are we sure?
+        
         sTable = self._db.getFixedSuperTable()
-        if sTable.hasRegTables(dbc):  # no regular tables
+        
+
+        if sTable.hasRegTables(dbc):  # no regular tables 
+            # print("debug=====*\n"*100)
             Logging.debug("[STT] SUPER_TABLE_ONLY found, between {} and {}".format(ts, time.time()))
+                
             return StateSuperTableOnly()
         else:  # has actual tables
             Logging.debug("[STT] HAS_DATA found, between {} and {}".format(ts, time.time()))
@@ -1051,6 +1090,28 @@ class StateMechine:
         # Logging.debug(" (weighted random:{}/{}) ".format(i, len(taskTypes)))
         return taskTypes[i]
 
+    def balance_pickTaskType(self):
+        # all the task types we can choose from at curent state
+        BasicTypes = self.getTaskTypes()
+        weightsTypes = BasicTypes.copy()
+
+        # this matrixs can balance  the Frequency of TaskTypes 
+        balance_TaskType_matrixs = {'TaskDropDb': 5 , 'TaskDropTopics': 20 , 'TaskDropStreams':10 , 'TaskDropStreamTables':10 ,
+                          'TaskReadData':50 , 'TaskDropSuperTable':5 , 'TaskAlterTags':3 , 'TaskAddData':10,
+                          'TaskDeleteData':10 , 'TaskCreateDb':10 , 'TaskCreateStream': 3, 'TaskCreateTopic' :3,
+                          'TaskCreateConsumers':10, 'TaskCreateSuperTable': 10 }  # TaskType : balance_matrixs of task
+        
+        for task , weights in balance_TaskType_matrixs.items():
+            
+            for basicType in BasicTypes:
+                if basicType.__name__ == task:
+                    for _ in range(weights):
+                        weightsTypes.append(basicType)
+
+        task = random.sample(weightsTypes,1)
+        return task[0]
+
+
     # ref:
     # https://eli.thegreenplace.net/2010/01/22/weighted-random-generation-in-python/
     def _weighted_choice_sub(self, weights) -> int:
@@ -1109,6 +1170,7 @@ class Database:
         return "fs_table"
 
     def getFixedSuperTable(self) -> TdSuperTable:
+
         return TdSuperTable(self.getFixedSuperTableName(), self.getName())
 
     # We aim to create a starting time tick, such that, whenever we run our test here once
@@ -1342,6 +1404,19 @@ class Task():
                 0x2603, # Table does not exist, replaced by 2662 below
                 0x260d, # Tags number not matched
                 0x2662, # Table does not exist #TODO: what about 2603 above?
+                0x2600, # database not specified, SQL: show stables , database droped , and show tables
+                0x032C, # Object is creating
+                0x032D, # Object is dropping
+                0x03D3, # Conflict transaction not completed
+                0x0707, # Query not ready , it always occur at replica 3
+                0x707,  # Query not ready
+                0x396,  # Database in creating status
+                0x386,  # Database in droping status
+                0x03E1, # failed on tmq_subscribe ,topic not exist
+                0x03ed , # Topic must be dropped first, SQL: drop database db_0
+                0x0203 ,  #  Invalid value 
+                0x03f0 ,  # Stream already exist , topic already exists
+
 
 
 
@@ -1638,9 +1713,12 @@ class TaskCreateDb(StateTransitionTask):
             # numReplica = Dice.throw(Settings.getConfig().max_replicas) + 1 # 1,2 ... N
             numReplica = Config.getConfig().num_replicas # fixed, always
             repStr = "replica {}".format(numReplica)
-        updatePostfix = "update 1" if Config.getConfig().verify_data else "" # allow update only when "verify data" is active
+        updatePostfix = "" if Config.getConfig().verify_data else "" # allow update only when "verify data" is active , 3.0 version default is update 1 
+        vg_nums = random.randint(1,8)
+        cache_model = Dice.choice(['none' , 'last_row' , 'last_value' , 'both'])
+        buffer = random.randint(3,128)
         dbName = self._db.getName()
-        self.execWtSql(wt, "create database {} {} {} ".format(dbName, repStr, updatePostfix ) )
+        self.execWtSql(wt, "create database {} {} {} vgroups {} cachemodel '{}' buffer {}  ".format(dbName, repStr, updatePostfix, vg_nums, cache_model,buffer ) )
         if dbName == "db_0" and Config.getConfig().use_shadow_db:
             self.execWtSql(wt, "create database {} {} {} ".format("db_s", repStr, updatePostfix ) )
 
@@ -1654,9 +1732,211 @@ class TaskDropDb(StateTransitionTask):
         return state.canDropDb()
 
     def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
-        self.execWtSql(wt, "drop database {}".format(self._db.getName()))
+        
+        try:
+            self.queryWtSql(wt, "drop database {}".format(self._db.getName())) # drop database maybe failed ,because topic exists
+        except taos.error.ProgrammingError as err:
+            errno = Helper.convertErrno(err.errno)
+            if errno in [0x0203]: # drop maybe failed 
+                pass
+
         Logging.debug("[OPS] database dropped at {}".format(time.time()))
 
+
+class TaskCreateStream(StateTransitionTask):
+    
+    @classmethod
+    def getEndState(cls):
+        return StateHasData()
+
+    @classmethod
+    def canBeginFrom(cls, state: AnyState):
+        return state.canCreateStreams()
+
+    def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
+        dbname = self._db.getName()
+        
+        sub_stream_name = dbname+ '_sub_stream'
+        sub_stream_tb_name = 'stream_tb_sub'
+        super_stream_name = dbname+ '_super_stream'
+        super_stream_tb_name = 'stream_tb_super'
+        if not self._db.exists(wt.getDbConn()):
+            Logging.debug("Skipping task, no DB yet")
+            return
+
+        sTable = self._db.getFixedSuperTable() # type: TdSuperTable
+        # wt.execSql("use db")    # should always be in place
+        stbname =sTable.getName()
+        sub_tables = sTable.getRegTables(wt.getDbConn())
+        aggExpr = Dice.choice([                
+                    'count(*)', 'avg(speed)', 'sum(speed)', 'stddev(speed)','min(speed)', 'max(speed)', 'first(speed)', 'last(speed)',
+                    'apercentile(speed, 10)', 'last_row(*)',  'twa(speed)']) 
+        
+        stream_sql = '' # set default value
+
+        if sub_tables:
+            sub_tbname = sub_tables[0]
+            # create stream with query above sub_table
+            stream_sql = 'create stream {} into {}.{} as select  {}, avg(speed) FROM {}.{}  PARTITION BY tbname INTERVAL(5s) SLIDING(3s)  '.\
+            format(sub_stream_name,dbname,sub_stream_tb_name ,aggExpr,dbname,sub_tbname)
+        else:
+            stream_sql = 'create stream {} into {}.{} as select  {}, avg(speed) FROM {}.{}  PARTITION BY tbname INTERVAL(5s) SLIDING(3s)  '.\
+            format(super_stream_name,dbname,super_stream_tb_name,aggExpr, dbname,stbname)
+        self.execWtSql(wt, stream_sql)
+        Logging.debug("[OPS] stream is creating at {}".format(time.time()))
+
+
+class TaskCreateTopic(StateTransitionTask):
+    
+    @classmethod
+    def getEndState(cls):
+        return StateHasData()
+
+    @classmethod
+    def canBeginFrom(cls, state: AnyState):
+        return state.canCreateTopic()
+
+    def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
+        dbname = self._db.getName()
+       
+        sub_topic_name = dbname+ '_sub_topic'
+        super_topic_name = dbname+ '_super_topic'
+        stable_topic  = dbname+ '_stable_topic'
+        db_topic = 'database_' + dbname+ '_topics'
+        if not self._db.exists(wt.getDbConn()):
+            Logging.debug("Skipping task, no DB yet")
+            return
+
+        sTable = self._db.getFixedSuperTable() # type: TdSuperTable
+        # wt.execSql("use db")    # should always be in place
+        # create topic if not exists topic_ctb_column as select ts, c1, c2, c3 from stb1;
+
+        stbname =sTable.getName()
+        sub_tables = sTable.getRegTables(wt.getDbConn())
+
+        scalarExpr = Dice.choice([ '*','speed','color','abs(speed)','acos(speed)','asin(speed)','atan(speed)','ceil(speed)','cos(speed)','cos(speed)',
+                    'floor(speed)','log(speed,2)','pow(speed,2)','round(speed)','sin(speed)','sqrt(speed)','char_length(color)','concat(color,color)',   
+                    'concat_ws(" ", color,color," ")','length(color)', 'lower(color)',  'ltrim(color)','substr(color , 2)','upper(color)','cast(speed as double)',
+                    'cast(ts as bigint)']) 
+        topic_sql = ''  # set default value
+        if Dice.throw(3)==0:  # create topic : source data from sub query 
+            if sub_tables: # if not empty 
+                sub_tbname = sub_tables[0]
+                # create topic : source data from sub query of sub stable
+                topic_sql = 'create topic {}  as select {} FROM {}.{}  ;  '.format(sub_topic_name,scalarExpr,dbname,sub_tbname)
+            
+            else:  # create topic : source data from sub query of stable
+                topic_sql = 'create topic {}  as select  {} FROM {}.{}  '.format(super_topic_name,scalarExpr, dbname,stbname)
+        elif Dice.throw(3)==1:   # create topic :  source data from super table
+            topic_sql = 'create topic {}  AS STABLE {}.{}  '.format(stable_topic,dbname,stbname)
+  
+        elif Dice.throw(3)==2:   # create topic :  source data from whole database
+            topic_sql = 'create topic {}  AS DATABASE {}  '.format(db_topic,dbname)   
+        else:
+            pass
+
+        # exec create topics
+        self.execWtSql(wt, "use {}".format(dbname))
+        self.execWtSql(wt, topic_sql)
+        Logging.debug("[OPS] db topic is creating at {}".format(time.time()))
+
+class TaskDropTopics(StateTransitionTask):
+    
+    @classmethod
+    def getEndState(cls):
+        return StateHasData()
+
+    @classmethod
+    def canBeginFrom(cls, state: AnyState):
+        return state.canDropTopic()
+
+    def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
+        dbname = self._db.getName()
+       
+
+        if not self._db.exists(wt.getDbConn()):
+            Logging.debug("Skipping task, no DB yet")
+            return
+
+        sTable = self._db.getFixedSuperTable() # type: TdSuperTable
+        # wt.execSql("use db")    # should always be in place
+        tblName = sTable.getName()
+        if sTable.hasTopics(wt.getDbConn()):
+            sTable.dropTopics(wt.getDbConn(),dbname,None)  # drop topics of database
+            sTable.dropTopics(wt.getDbConn(),dbname,tblName)  # drop topics of stable
+
+class TaskDropStreams(StateTransitionTask):
+    
+    @classmethod
+    def getEndState(cls):
+        return StateHasData()
+
+    @classmethod
+    def canBeginFrom(cls, state: AnyState):
+        return state.canDropStream()
+
+    def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
+        # dbname = self._db.getName()
+       
+
+        if not self._db.exists(wt.getDbConn()):
+            Logging.debug("Skipping task, no DB yet")
+            return
+
+        sTable = self._db.getFixedSuperTable() # type: TdSuperTable
+        # wt.execSql("use db")    # should always be in place
+        # tblName = sTable.getName()
+        if sTable.hasStreams(wt.getDbConn()):
+            sTable.dropStreams(wt.getDbConn())  # drop stream of database
+
+class TaskDropStreamTables(StateTransitionTask):
+    
+    @classmethod
+    def getEndState(cls):
+        return StateHasData()
+
+    @classmethod
+    def canBeginFrom(cls, state: AnyState):
+        return state.canDropStream()
+
+    def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
+        # dbname = self._db.getName()
+       
+
+        if not self._db.exists(wt.getDbConn()):
+            Logging.debug("Skipping task, no DB yet")
+            return
+
+        sTable = self._db.getFixedSuperTable() # type: TdSuperTable
+        wt.execSql("use db")    # should always be in place
+        # tblName = sTable.getName()
+        if sTable.hasStreamTables(wt.getDbConn()):
+            sTable.dropStreamTables(wt.getDbConn())   # drop stream tables
+
+class TaskCreateConsumers(StateTransitionTask):
+    
+    @classmethod
+    def getEndState(cls):
+        return StateHasData()
+
+    @classmethod
+    def canBeginFrom(cls, state: AnyState):
+        return state.canCreateConsumers()  
+
+    def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
+
+        if Config.getConfig().connector_type == 'native':   
+ 
+            sTable = self._db.getFixedSuperTable() # type: TdSuperTable
+            # wt.execSql("use db")    # should always be in place
+            if sTable.hasTopics(wt.getDbConn()):
+                sTable.createConsumer(wt.getDbConn(),random.randint(1,10))
+                pass
+        else:
+            print(" restful not support tmq consumers")
+            return 
+
+        
 class TaskCreateSuperTable(StateTransitionTask):
     @classmethod
     def getEndState(cls):
@@ -1673,7 +1953,7 @@ class TaskCreateSuperTable(StateTransitionTask):
 
         sTable = self._db.getFixedSuperTable() # type: TdSuperTable
         # wt.execSql("use db")    # should always be in place
-
+        
         sTable.create(wt.getDbConn(),
                       {'ts': TdDataType.TIMESTAMP, 'speed': TdDataType.INT, 'color': TdDataType.BINARY16}, {
                           'b': TdDataType.BINARY200, 'f': TdDataType.FLOAT},
@@ -1688,14 +1968,17 @@ class TdSuperTable:
     def __init__(self, stName, dbName):
         self._stName = stName
         self._dbName = dbName
+        self._consumerLists = {}
+        self._ConsumerInsts = []
 
     def getName(self):
         return self._stName
 
+
     def drop(self, dbc, skipCheck = False):
         dbName = self._dbName
         if self.exists(dbc) : # if myself exists
-            fullTableName = dbName + '.' + self._stName                
+            fullTableName = dbName + '.' + self._stName        
             dbc.execute("DROP TABLE {}".format(fullTableName))
         else:
             if not skipCheck:
@@ -1711,10 +1994,12 @@ class TdSuperTable:
 
         dbName = self._dbName
         dbc.execute("USE " + dbName)
-        fullTableName = dbName + '.' + self._stName       
+        fullTableName = dbName + '.' + self._stName     
+
         if dbc.existsSuperTable(self._stName):
-            if dropIfExists: 
-                dbc.execute("DROP TABLE {}".format(fullTableName))
+            if dropIfExists:            
+                dbc.execute("DROP TABLE {}".format(fullTableName))        
+                
             else: # error
                 raise CrashGenError("Cannot create super table, already exists: {}".format(self._stName))
 
@@ -1728,12 +2013,61 @@ class TdSuperTable:
             )            
         else:
             sql += " TAGS (dummy int) "
-        dbc.execute(sql)        
+        dbc.execute(sql) 
+
+    def createConsumer(self, dbc,Consumer_nums):   
+        
+        def generateConsumer(current_topic_list):
+            conf = TaosTmqConf()
+            conf.set("group.id", "tg2")
+            conf.set("td.connect.user", "root")
+            conf.set("td.connect.pass", "taosdata")
+            conf.set("enable.auto.commit", "true")
+            def tmq_commit_cb_print(tmq, resp, offset, param=None):
+                print(f"commit: {resp}, tmq: {tmq}, offset: {offset}, param: {param}")
+            conf.set_auto_commit_cb(tmq_commit_cb_print, None)
+            consumer = conf.new_consumer()   
+            topic_list = TaosTmqList()
+            for topic in current_topic_list:
+                topic_list.append(topic)
+            try:
+                consumer.subscribe(topic_list)
+            except TmqError as e :
+                pass
+
+            # consumer with random work life 
+            time_start = time.time()
+            while 1:
+                res = consumer.poll(1000)
+                if time.time() - time_start >random.randint(5,50) :
+                    break
+            try:
+                consumer.unsubscribe()
+            except TmqError as e :
+                pass
+            return
+        
+        # mulit Consumer 
+        current_topic_list = self.getTopicLists(dbc)
+        for i in range(Consumer_nums):
+            consumer_inst = threading.Thread(target=generateConsumer, args=(current_topic_list,))
+            self._ConsumerInsts.append(consumer_inst)
+
+        for ConsumerInst in self._ConsumerInsts:
+            ConsumerInst.start()
+        for ConsumerInst in self._ConsumerInsts:
+            ConsumerInst.join()
+
+    def getTopicLists(self, dbc: DbConn):
+        dbc.query("show topics ")
+        topics = dbc.getQueryResult()
+        topicLists = [v[0] for v in topics]
+        return topicLists
 
     def getRegTables(self, dbc: DbConn):
         dbName = self._dbName
         try:
-            dbc.query("select TBNAME from {}.{}".format(dbName, self._stName))  # TODO: analyze result set later            
+            dbc.query("select distinct TBNAME from {}.{}".format(dbName, self._stName))  # TODO: analyze result set later            
         except taos.error.ProgrammingError as err:                    
             errno2 = Helper.convertErrno(err.errno) 
             Logging.debug("[=] Failed to get tables from super table: errno=0x{:X}, msg: {}".format(errno2, err))
@@ -1743,7 +2077,75 @@ class TdSuperTable:
         return [v[0] for v in qr] # list transformation, ref: https://stackoverflow.com/questions/643823/python-list-transformation
 
     def hasRegTables(self, dbc: DbConn):
-        return dbc.query("SELECT * FROM {}.{}".format(self._dbName, self._stName)) > 0
+ 
+        if dbc.existsSuperTable(self._stName):
+
+            return dbc.query("SELECT * FROM {}.{}".format(self._dbName, self._stName)) > 0
+        else:
+            return False
+
+    def hasStreamTables(self,dbc: DbConn):
+        
+        return dbc.query("show {}.stables like 'stream_tb%'".format(self._dbName)) > 0
+
+    def hasStreams(self,dbc: DbConn):
+        return dbc.query("show streams") > 0
+
+    def hasTopics(self,dbc: DbConn):
+       
+        return dbc.query("show topics") > 0
+
+    def dropTopics(self,dbc: DbConn , dbname=None,stb_name=None):
+        dbc.query("show topics ")
+        topics = dbc.getQueryResult()
+
+        if dbname !=None and stb_name == None :
+            
+            for topic in topics:
+                if dbname in topic[0] and topic[0].startswith("database"):
+                    try:
+                        dbc.execute('drop topic {}'.format(topic[0]))
+                        Logging.debug("[OPS] topic  {} is droping at {}".format(topic,time.time()))
+                    except taos.error.ProgrammingError as err:                    
+                        errno = Helper.convertErrno(err.errno)
+                        if errno in [0x03EB]: # Topic subscribed cannot be dropped
+                           pass
+                            # for subsript in subscriptions:
+                                
+                        else:
+                            pass
+
+                        pass
+            return True
+        elif dbname !=None and stb_name!= None:
+            for topic in topics:
+                if topic[0].startswith(self._dbName) and topic[0].endswith('topic'):
+                    dbc.execute('drop topic {}'.format(topic[0]))
+                    Logging.debug("[OPS] topic  {} is droping at {}".format(topic,time.time()))
+            return True
+        else:
+            return True
+            pass
+
+    def dropStreams(self,dbc:DbConn):
+        dbc.query("show streams ")
+        Streams = dbc.getQueryResult()
+        for Stream in Streams:
+            if Stream[0].startswith(self._dbName):
+                dbc.execute('drop stream {}'.format(Stream[0]))
+            
+        return not dbc.query("show streams ") > 0
+
+    def dropStreamTables(self, dbc: DbConn):
+        dbc.query("show {}.stables like 'stream_tb%'".format(self._dbName))
+        
+        StreamTables = dbc.getQueryResult()
+
+        for StreamTable in  StreamTables:
+            if self.dropStreams(dbc):
+                dbc.execute('drop table {}.{}'.format(self._dbName,StreamTable[0]))
+            
+        return not dbc.query("show {}.stables like 'stream_tb%'".format(self._dbName))
 
     def ensureRegTable(self, task: Optional[Task], dbc: DbConn, regTableName: str):
         '''
@@ -1838,10 +2240,46 @@ class TdSuperTable:
             # Run the query against the regular table first
             doAggr = (Dice.throw(2) == 0) # 1 in 2 chance
             if not doAggr: # don't do aggregate query, just simple one
+                commonExpr = Dice.choice([
+                    '*',
+                    'abs(speed)',
+                    'acos(speed)',
+                    'asin(speed)',
+                    'atan(speed)',
+                    'ceil(speed)',
+                    'cos(speed)',
+                    'cos(speed)',
+                    'floor(speed)',
+                    'log(speed,2)',
+                    'pow(speed,2)',
+                    'round(speed)',
+                    'sin(speed)',
+                    'sqrt(speed)',
+                    'char_length(color)',
+                    'concat(color,color)',   
+                    'concat_ws(" ", color,color," ")',
+                    'length(color)',
+                    'lower(color)',
+                    'ltrim(color)',
+                    'substr(color , 2)',
+                    'upper(color)',
+                    'cast(speed as double)',
+                    'cast(ts as bigint)',
+                    # 'TO_ISO8601(color)',
+                    # 'TO_UNIXTIMESTAMP(ts)',
+                    'now()',
+                    'timediff(ts,now)',
+                    'timezone()',
+                    'TIMETRUNCATE(ts,1s)',
+                    'TIMEZONE()',
+                    'TODAY()',
+                    'distinct(color)'
+                ]
+                )
                 ret.append(SqlQuery( # reg table
-                    "select {} from {}.{}".format('*', self._dbName, rTbName)))
+                    "select {} from {}.{}".format(commonExpr, self._dbName, rTbName)))
                 ret.append(SqlQuery( # super table
-                    "select {} from {}.{}".format('*', self._dbName, self.getName())))
+                    "select {} from {}.{}".format(commonExpr, self._dbName, self.getName())))
             else: # Aggregate query
                 aggExpr = Dice.choice([                
                     'count(*)',
@@ -1857,17 +2295,34 @@ class TdSuperTable:
                     'top(speed, 50)', # TODO: not supported?
                     'bottom(speed, 50)', # TODO: not supported?
                     'apercentile(speed, 10)', # TODO: TD-1316
-                    # 'last_row(speed)', # TODO: commented out per TD-3231, we should re-create
+                    'last_row(*)', # TODO: commented out per TD-3231, we should re-create
                     # Transformation Functions
                     # 'diff(speed)', # TODO: no supported?!
-                    'spread(speed)'
+                    'spread(speed)',
+                    'elapsed(ts)',
+                    'mode(speed)',
+                    'bottom(speed,1)',
+                    'top(speed,1)',
+                    'tail(speed,1)',
+                    'unique(color)',
+                    'csum(speed)',
+                    'DERIVATIVE(speed,1s,1)',
+                    'diff(speed,1)',
+                    'irate(speed)',
+                    'mavg(speed,3)',
+                    'sample(speed,5)',
+                    'STATECOUNT(speed,"LT",1)',
+                    'STATEDURATION(speed,"LT",1)',
+                    'twa(speed)' 
+                    
                     ]) # TODO: add more from 'top'
 
             
                 # if aggExpr not in ['stddev(speed)']: # STDDEV not valid for super tables?! (Done in TD-1049)
                 sql = "select {} from {}.{}".format(aggExpr, self._dbName, self.getName())
                 if Dice.throw(3) == 0: # 1 in X chance
-                    sql = sql + ' GROUP BY color'
+                    partion_expr = Dice.choice(['color','tbname'])
+                    sql = sql + ' partition BY ' + partion_expr + ' order by ' + partion_expr
                     Progress.emit(Progress.QUERY_GROUP_BY)
                     # Logging.info("Executing GROUP-BY query: " + sql)
                 ret.append(SqlQuery(sql))
@@ -1974,6 +2429,7 @@ class TaskDropSuperTable(StateTransitionTask):
                         isSuccess = False
                         Logging.debug("[DB] Acceptable error when dropping a table")
                     continue  # try to delete next regular table
+                   
 
                 if (not tickOutput):
                     tickOutput = True  # Print only one time
@@ -1985,6 +2441,8 @@ class TaskDropSuperTable(StateTransitionTask):
         # Drop the super table itself
         tblName = self._db.getFixedSuperTableName()
         self.execWtSql(wt, "drop table {}.{}".format(self._db.getName(), tblName))
+       
+
 
 
 class TaskAlterTags(StateTransitionTask):
@@ -2234,6 +2692,220 @@ class TaskAddData(StateTransitionTask):
 
             self.activeTable.discard(i)  # not raising an error, unlike remove
 
+class TaskDeleteData(StateTransitionTask):
+    # Track which table is being actively worked on
+    activeTable: Set[int] = set()
+
+    # We use these two files to record operations to DB, useful for power-off tests
+    fAddLogReady = None # type: Optional[io.TextIOWrapper]
+    fAddLogDone  = None # type: Optional[io.TextIOWrapper]
+
+    @classmethod
+    def prepToRecordOps(cls):
+        if Config.getConfig().record_ops:
+            if (cls.fAddLogReady is None):
+                Logging.info(
+                    "Recording in a file operations to be performed...")
+                cls.fAddLogReady = open("add_log_ready.txt", "w")
+            if (cls.fAddLogDone is None):
+                Logging.info("Recording in a file operations completed...")
+                cls.fAddLogDone = open("add_log_done.txt", "w")
+
+    @classmethod
+    def getEndState(cls):
+        return StateHasData()
+
+    @classmethod
+    def canBeginFrom(cls, state: AnyState):
+        return state.canDeleteData()
+
+    def _lockTableIfNeeded(self, fullTableName, extraMsg = ''):
+        if Config.getConfig().verify_data:
+            # Logging.info("Locking table: {}".format(fullTableName))
+            self.lockTable(fullTableName) 
+            # Logging.info("Table locked {}: {}".format(extraMsg, fullTableName))
+                # print("_w" + str(nextInt % 100), end="", flush=True) # Trace what was written
+        else:
+            # Logging.info("Skipping locking table")
+            pass
+
+    def _unlockTableIfNeeded(self, fullTableName):
+        if Config.getConfig().verify_data:
+            # Logging.info("Unlocking table: {}".format(fullTableName))
+            self.unlockTable(fullTableName) 
+            # Logging.info("Table unlocked: {}".format(fullTableName))
+        else:
+            pass
+            # Logging.info("Skipping unlocking table")
+
+    def _deleteData(self, db: Database, dbc, regTableName, te: TaskExecutor): # implied: NOT in batches
+        numRecords = self.LARGE_NUMBER_OF_RECORDS if Config.getConfig().larger_data else self.SMALL_NUMBER_OF_RECORDS        
+        del_Records = int(numRecords/5)
+        if Dice.throw(2) == 0:
+            for j in range(del_Records):  # number of records per table
+                intToWrite = db.getNextInt()
+                nextTick = db.getNextTick()
+                # nextColor = db.getNextColor()
+                if Config.getConfig().record_ops:
+                    self.prepToRecordOps()
+                    if self.fAddLogReady is None:
+                        raise CrashGenError("Unexpected empty fAddLogReady")
+                    self.fAddLogReady.write("Ready to delete {} to {}\n".format(intToWrite, regTableName))
+                    self.fAddLogReady.flush()
+                    os.fsync(self.fAddLogReady.fileno())
+                    
+                # TODO: too ugly trying to lock the table reliably, refactor...
+                fullTableName = db.getName() + '.' + regTableName
+                self._lockTableIfNeeded(fullTableName) # so that we are verify read-back. TODO: deal with exceptions before unlock
+                
+                try:
+                    sql = "delete from {} where ts = '{}' ;".format( # removed: tags ('{}', {})
+                        fullTableName,
+                        # ds.getFixedSuperTableName(),
+                        # ds.getNextBinary(), ds.getNextFloat(),
+                        nextTick)
+
+                    # print(sql)
+                    # Logging.info("Adding data: {}".format(sql))
+                    dbc.execute(sql)
+                    # Logging.info("Data added: {}".format(sql))
+                    intWrote = intToWrite
+
+                    # Quick hack, attach an update statement here. TODO: create an "update" task
+                    if (not Config.getConfig().use_shadow_db) and Dice.throw(5) == 0: # 1 in N chance, plus not using shaddow DB
+                        intToUpdate = db.getNextInt() # Updated， but should not succeed
+                        # nextColor = db.getNextColor()
+                        sql = "delete from {} where ts = '{}' ;".format( # "INSERt" means "update" here
+                        fullTableName,
+                        nextTick)
+                        # sql = "UPDATE {} set speed={}, color='{}' WHERE ts='{}'".format(
+                        #     fullTableName, db.getNextInt(), db.getNextColor(), nextTick)
+                        dbc.execute(sql)
+                        intWrote = intToUpdate # We updated, seems TDengine non-cluster accepts this.
+
+                except: # Any exception at all
+                    self._unlockTableIfNeeded(fullTableName) 
+                    raise
+
+                # Now read it back and verify, we might encounter an error if table is dropped
+                if Config.getConfig().verify_data: # only if command line asks for it
+                    try:
+                        dbc.query("SELECT * from {}.{} WHERE ts='{}'".
+                            format(db.getName(), regTableName, nextTick))
+                        result = dbc.getQueryResult()
+                        if len(result)==0:
+                            # means data has been delete
+                            print("D1",end="") # DF means delete failed 
+                        else:
+                            print("DF",end="") # DF means delete failed 
+                    except taos.error.ProgrammingError as err:
+                        errno = Helper.convertErrno(err.errno)
+                        # if errno == CrashGenError.INVALID_EMPTY_RESULT: # empty result
+                        #     print("D1",end="")   # D1 means delete data success and only 1 record
+
+                        if errno in [0x218, 0x362,0x2662]: # table doesn't exist
+                            # do nothing
+                            pass
+                        else:
+                            # Re-throw otherwise
+                            raise
+                    finally:
+                        self._unlockTableIfNeeded(fullTableName) # Quite ugly, refactor lock/unlock
+                # Done with read-back verification, unlock the table now
+                # Successfully wrote the data into the DB, let's record it somehow
+                te.recordDataMark(intWrote)
+            else:
+
+                # delete all datas and verify datas ,expected table is empty
+                if Config.getConfig().record_ops:
+                    self.prepToRecordOps()
+                    if self.fAddLogReady is None:
+                        raise CrashGenError("Unexpected empty fAddLogReady")
+                    self.fAddLogReady.write("Ready to delete {} to {}\n".format(intToWrite, regTableName))
+                    self.fAddLogReady.flush()
+                    os.fsync(self.fAddLogReady.fileno())
+                    
+                # TODO: too ugly trying to lock the table reliably, refactor...
+                fullTableName = db.getName() + '.' + regTableName
+                self._lockTableIfNeeded(fullTableName) # so that we are verify read-back. TODO: deal with exceptions before unlock
+                
+                try:
+                    sql = "delete from {} ;".format( # removed: tags ('{}', {})
+                        fullTableName)
+                    # Logging.info("Adding data: {}".format(sql))
+                    dbc.execute(sql)
+                    # Logging.info("Data added: {}".format(sql))
+                
+                    # Quick hack, attach an update statement here. TODO: create an "update" task
+                    if (not Config.getConfig().use_shadow_db) and Dice.throw(5) == 0: # 1 in N chance, plus not using shaddow DB
+                        sql = "delete from {}  ;".format( # "INSERt" means "update" here
+                        fullTableName)
+                        dbc.execute(sql)
+
+                except: # Any exception at all
+                    self._unlockTableIfNeeded(fullTableName) 
+                    raise
+
+                # Now read it back and verify, we might encounter an error if table is dropped
+                if Config.getConfig().verify_data: # only if command line asks for it
+                    try:
+                        dbc.query("SELECT * from {}.{} WHERE ts='{}'".
+                            format(db.getName(), regTableName, nextTick))
+                        result = dbc.getQueryResult()
+                        if len(result)==0:
+                            # means data has been delete
+                            print("DA",end="")
+                        else:
+                            print("DF",end="") # DF means delete failed 
+                    except taos.error.ProgrammingError as err:
+                        errno = Helper.convertErrno(err.errno)
+                        # if errno == CrashGenError.INVALID_EMPTY_RESULT: # empty result
+                        #     print("Da",end="")  # Da means delete data success and for all datas
+
+                        if errno in [0x218, 0x362,0x2662]: # table doesn't exist
+                            # do nothing
+                            pass
+                        else:
+                            # Re-throw otherwise
+                            raise
+                    finally:
+                        self._unlockTableIfNeeded(fullTableName) # Quite ugly, refactor lock/unlock
+                # Done with read-back verification, unlock the table now
+
+            if Config.getConfig().record_ops:
+                if self.fAddLogDone is None:
+                    raise CrashGenError("Unexpected empty fAddLogDone")
+                self.fAddLogDone.write("Wrote {} to {}\n".format(intWrote, regTableName))
+                self.fAddLogDone.flush()
+                os.fsync(self.fAddLogDone.fileno())
+
+    def _executeInternal(self, te: TaskExecutor, wt: WorkerThread):
+        # ds = self._dbManager # Quite DANGEROUS here, may result in multi-thread client access
+        db = self._db
+        dbc = wt.getDbConn()
+        numTables  = self.LARGE_NUMBER_OF_TABLES  if Config.getConfig().larger_data else self.SMALL_NUMBER_OF_TABLES
+        numRecords = self.LARGE_NUMBER_OF_RECORDS if Config.getConfig().larger_data else self.SMALL_NUMBER_OF_RECORDS
+        tblSeq = list(range(numTables ))
+        random.shuffle(tblSeq) # now we have random sequence
+        for i in tblSeq:
+            if (i in self.activeTable):  # wow already active
+                # print("x", end="", flush=True) # concurrent insertion
+                Progress.emit(Progress.CONCURRENT_INSERTION)
+            else:
+                self.activeTable.add(i)  # marking it active
+            
+            dbName = db.getName()
+            sTable = db.getFixedSuperTable()
+            regTableName = self.getRegTableName(i)  # "db.reg_table_{}".format(i)            
+            fullTableName = dbName + '.' + regTableName
+            # self._lockTable(fullTableName) # "create table" below. Stop it if the table is "locked"
+            sTable.ensureRegTable(self, wt.getDbConn(), regTableName)  # Ensure the table exists           
+            # self._unlockTable(fullTableName)
+           
+            self._deleteData(db, dbc, regTableName, te)
+     
+            self.activeTable.discard(i)  # not raising an error, unlike remove
+
 
 class ThreadStacks: # stack info for all threads
     def __init__(self):
@@ -2244,6 +2916,9 @@ class ThreadStacks: # stack info for all threads
             shortTid = th.native_id % 10000 #type: ignore                      
             self._allStacks[shortTid] = stack # Was using th.native_id
 
+    def record_current_time(self,current_time):
+        self.current_time = current_time
+
     def print(self, filteredEndName = None, filterInternal = False):
         for shortTid, stack in self._allStacks.items(): # for each thread, stack frames top to bottom
             lastFrame = stack[-1]
@@ -2258,8 +2933,11 @@ class ThreadStacks: # stack info for all threads
                     continue # ignore
             # Now print
             print("\n<----- Thread Info for LWP/ID: {} (most recent call last) <-----".format(shortTid))
+            
             lastSqlForThread = DbConn.fetchSqlForThread(shortTid)
-            print("Last SQL statement attempted from thread {} is: {}".format(shortTid, lastSqlForThread))
+            last_sql_commit_time = DbConn.get_save_sql_time(shortTid)
+            # time_cost = DbConn.get_time_cost()
+            print("Last SQL statement attempted from thread {}  ({:.4f} sec ago) is: {}".format(shortTid, self.current_time-last_sql_commit_time ,lastSqlForThread))
             stackFrame = 0
             for frame in stack: # was using: reversed(stack)
                 # print(frame)
@@ -2268,6 +2946,8 @@ class ThreadStacks: # stack info for all threads
                 print("    {}".format(frame.line))
                 stackFrame += 1
             print("-----> End of Thread Info ----->\n")
+            if self.current_time-last_sql_commit_time >100:  # dead lock occured
+                print("maybe dead locked of thread {} ".format(shortTid))
 
 class ClientManager:
     def __init__(self):
@@ -2631,4 +3311,3 @@ class Container():
             return
         self._verifyValidProperty(name)
         self._cargo[name] = value
-

tests/pytest/crash_gen/shared/db.py

@@ -26,10 +26,13 @@ class DbConn:
     TYPE_NATIVE = "native-c"
     TYPE_REST =   "rest-api"
     TYPE_INVALID = "invalid"
+    
+
 
     # class variables
     lastSqlFromThreads : dict[int, str] = {} # stored by thread id, obtained from threading.current_thread().ident%10000
-
+    spendThreads : dict[int, float] = {} # stored by thread id, obtained from threading.current_thread().ident%10000
+    current_time : dict[int, float] = {}  # save current time 
     @classmethod
     def saveSqlForCurrentThread(cls, sql: str):
         '''
@@ -37,15 +40,56 @@ class DbConn:
         run into a dead-lock situation, we can pick out the deadlocked thread, and use 
         that information to find what what SQL statement is stuck.
         '''
+        
         th = threading.current_thread()        
         shortTid = th.native_id % 10000 #type: ignore
         cls.lastSqlFromThreads[shortTid] = sql # Save this for later
+        cls.record_save_sql_time()
 
     @classmethod
-    def fetchSqlForThread(cls, shortTid : int) -> str :        
+    def fetchSqlForThread(cls, shortTid : int) -> str : 
+
+        print("=======================")
         if shortTid not in cls.lastSqlFromThreads:
             raise CrashGenError("No last-attempted-SQL found for thread id: {}".format(shortTid))
-        return cls.lastSqlFromThreads[shortTid]
+        return cls.lastSqlFromThreads[shortTid] 
+
+    @classmethod
+    def get_save_sql_time(cls, shortTid : int):
+        '''
+        Let us save the last SQL statement on a per-thread basis, so that when later we 
+        run into a dead-lock situation, we can pick out the deadlocked thread, and use 
+        that information to find what what SQL statement is stuck.
+        '''
+        return cls.current_time[shortTid] 
+
+    @classmethod
+    def record_save_sql_time(cls):
+        '''
+        Let us save the last SQL statement on a per-thread basis, so that when later we 
+        run into a dead-lock situation, we can pick out the deadlocked thread, and use 
+        that information to find what what SQL statement is stuck.
+        '''
+        th = threading.current_thread()        
+        shortTid = th.native_id % 10000 #type: ignore
+        cls.current_time[shortTid] = float(time.time()) # Save this for later
+ 
+    @classmethod
+    def sql_exec_spend(cls, cost: float):
+        '''
+        Let us save the last SQL statement on a per-thread basis, so that when later we 
+        run into a dead-lock situation, we can pick out the deadlocked thread, and use 
+        that information to find what what SQL statement is stuck.
+        '''
+        th = threading.current_thread()        
+        shortTid = th.native_id % 10000 #type: ignore
+        cls.spendThreads[shortTid] = cost # Save this for later
+
+    @classmethod
+    def get_time_cost(cls) ->float:
+        th = threading.current_thread()        
+        shortTid = th.native_id % 10000 #type: ignore
+        return cls.spendThreads.get(shortTid)
 
     @classmethod
     def create(cls, connType, dbTarget):
@@ -61,6 +105,7 @@ class DbConn:
     def createNative(cls, dbTarget) -> DbConn:
         return cls.create(cls.TYPE_NATIVE, dbTarget)
 
+
     @classmethod
     def createRest(cls, dbTarget) -> DbConn:
         return cls.create(cls.TYPE_REST, dbTarget)
@@ -75,6 +120,7 @@ class DbConn:
         return "[DbConn: type={}, target={}]".format(self._type, self._dbTarget)
 
     def getLastSql(self):
+        
         return self._lastSql
 
     def open(self):
@@ -184,13 +230,19 @@ class DbConnRest(DbConn):
     def _doSql(self, sql):
         self._lastSql = sql # remember this, last SQL attempted
         self.saveSqlForCurrentThread(sql) # Save in global structure too. #TODO: combine with above
-        try:
+        time_cost = -1
+        time_start = time.time()
+        try:   
             r = requests.post(self._url, 
                 data = sql,
-                auth = HTTPBasicAuth('root', 'taosdata'))         
+                auth = HTTPBasicAuth('root', 'taosdata'))    
         except:
             print("REST API Failure (TODO: more info here)")
+            self.sql_exec_spend(-2)
             raise
+        finally:
+            time_cost = time.time()- time_start 
+            self.sql_exec_spend(time_cost)
         rj = r.json()
         # Sanity check for the "Json Result"
         if ('status' not in rj):
@@ -223,6 +275,8 @@ class DbConnRest(DbConn):
             "[SQL-REST] Execution Result, nRows = {}, SQL = {}".format(nRows, sql))
         return nRows
 
+    
+
     def query(self, sql):  # return rows affected
         return self.execute(sql)
 
@@ -336,6 +390,7 @@ class MyTDSql:
             raise
         return self.affectedRows
 
+
 class DbTarget:
     def __init__(self, cfgPath, hostAddr, port):
         self.cfgPath  = cfgPath
@@ -355,6 +410,7 @@ class DbConnNative(DbConn):
     # _connInfoDisplayed = False # TODO: find another way to display this
     totalConnections = 0 # Not private
     totalRequests = 0 
+    time_cost = -1
 
     def __init__(self, dbTarget):
         super().__init__(dbTarget)
@@ -413,8 +469,18 @@ class DbConnNative(DbConn):
                 "Cannot exec SQL unless db connection is open", CrashGenError.DB_CONNECTION_NOT_OPEN)
         Logging.debug("[SQL] Executing SQL: {}".format(sql))
         self._lastSql = sql
+        time_cost = -1
+        nRows = 0
+        time_start = time.time()
         self.saveSqlForCurrentThread(sql) # Save in global structure too. #TODO: combine with above
-        nRows = self._tdSql.execute(sql)
+        try:
+            nRows= self._tdSql.execute(sql)
+        except Exception as e:
+            self.sql_exec_spend(-2)
+        finally:
+            time_cost =  time.time() - time_start
+            self.sql_exec_spend(time_cost)
+        
         cls = self.__class__
         cls.totalRequests += 1
         Logging.debug(
@@ -494,4 +560,3 @@ class DbManager():
             self._dbConn.close()
             self._dbConn = None
             Logging.debug("DbManager closed DB connection...")
-

tests/pytest/util/dnodes.py

@@ -162,7 +162,11 @@ class TDDnode:
     def setAsan(self, value):
         self.asan = value
         if value:
-            self.execPath = os.path.abspath(self.path + "/tests/script/sh/exec.sh")        
+            selfPath = os.path.dirname(os.path.realpath(__file__))
+            if ("community" in selfPath):
+                self.execPath = os.path.abspath(self.path + "/community/tests/script/sh/exec.sh")        
+            else:
+                self.execPath = os.path.abspath(self.path + "/tests/script/sh/exec.sh")        
 
     def getDataSize(self):
         totalSize = 0
@@ -670,8 +674,13 @@ class TDDnodes:
     def setAsan(self, value):
         self.asan = value
         if value:
-            self.stopDnodesPath = os.path.abspath(self.path + "/tests/script/sh/stop_dnodes.sh")
-            self.stopDnodesSigintPath = os.path.abspath(self.path + "/tests/script/sh/sigint_stop_dnodes.sh")
+            selfPath = os.path.dirname(os.path.realpath(__file__))
+            if ("community" in selfPath):
+                self.stopDnodesPath = os.path.abspath(self.path + "/community/tests/script/sh/stop_dnodes.sh")
+                self.stopDnodesSigintPath = os.path.abspath(self.path + "/community/tests/script/sh/sigint_stop_dnodes.sh")
+            else:    
+                self.stopDnodesPath = os.path.abspath(self.path + "/tests/script/sh/stop_dnodes.sh")
+                self.stopDnodesSigintPath = os.path.abspath(self.path + "/tests/script/sh/sigint_stop_dnodes.sh")
             tdLog.info("run in address sanitizer mode")
 
     def setKillValgrind(self, value):

tests/pytest/util/log.py

@@ -33,7 +33,7 @@ class TDLog:
         print("\033[1;36m%s %s\033[0m" % (datetime.datetime.now(), err))
 
     def success(self, info):
-        print("\033[1;32m%s %s\033[0m" % (datetime.datetime.now(), info))
+        printf("\033[1;32m%s %s\033[0m" % (datetime.datetime.now(), info))
 
     def notice(self, err):
         print("\033[1;33m%s %s\033[0m" % (datetime.datetime.now(), err))

tests/script/sh/checkAsan.sh

@@ -3,6 +3,7 @@
 set +e
 #set -x
 
+unset LD_PRELOAD
 SCRIPT_DIR=`dirname $0`
 cd $SCRIPT_DIR/../
 SCRIPT_DIR=`pwd`
@@ -21,19 +22,24 @@ error_num=`cat ${LOG_DIR}/*.asan | grep "ERROR" | wc -l`
 memory_leak=`cat ${LOG_DIR}/*.asan | grep "Direct leak" | wc -l`
 indirect_leak=`cat ${LOG_DIR}/*.asan | grep "Indirect leak" | wc -l`
 runtime_error=`cat ${LOG_DIR}/*.asan | grep "runtime error" | grep -v "trees.c:873" | wc -l`
+python_error=`cat ${LOG_DIR}/*.info | grep -w "stack" | wc -l`
 
 echo -e "\033[44;32;1m"asan error_num: $error_num"\033[0m"
 echo -e "\033[44;32;1m"asan memory_leak: $memory_leak"\033[0m"
 echo -e "\033[44;32;1m"asan indirect_leak: $indirect_leak"\033[0m"
 echo -e "\033[44;32;1m"asan runtime error: $runtime_error"\033[0m"
+echo -e "\033[44;32;1m"asan python error: $python_error"\033[0m"
 
-let "errors=$error_num+$memory_leak+$indirect_leak+$runtime_error"
+let "errors=$error_num+$memory_leak+$indirect_leak+$runtime_error+$python_error"
 
 if [ $errors -eq 0 ]; then
   echo  -e "\033[44;32;1m"no asan errors"\033[0m"
   exit 0
 else
   echo  -e "\033[44;31;1m"asan total errors: $errors"\033[0m"
+  if [ $python_error -ne 0 ]; then
+    cat ${LOG_DIR}/*.info
+  fi
   cat ${LOG_DIR}/*.asan
   exit 1
 fi
\ No newline at end of file

tests/script/sh/exec.sh

@@ -11,6 +11,7 @@
 set +e
 #set -x
 
+unset LD_PRELOAD
 UNAME_BIN=`which uname`
 OS_TYPE=`$UNAME_BIN`
 

tests/script/sh/sigint_stop_dnodes.sh

@@ -3,7 +3,7 @@
 set +e
 #set -x
 
-export LD_PRELOAD=
+unset LD_PRELOAD
 UNAME_BIN=`which uname`
 OS_TYPE=`$UNAME_BIN`
 

tests/script/sh/stop_dnodes.sh

@@ -3,10 +3,10 @@
 set +e
 #set -x
 
+unset LD_PRELOAD
 UNAME_BIN=`which uname`
 OS_TYPE=`$UNAME_BIN`
 
-export LD_PRELOAD=
 PID=`ps -ef|grep /usr/bin/taosd | grep -v grep | awk '{print $2}'`
 if [ -n "$PID" ]; then
   echo systemctl stop taosd

tests/system-test/2-query/abs.py

@@ -204,18 +204,12 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
+
+        tdSql.query(abs_query)
         for row_index, row in enumerate(abs_result):
             for col_index, elem in enumerate(row):
-                if auto_result[row_index][col_index] != elem:
-                    check_status = False
-        if not check_status:
-            tdLog.notice(
-                "abs function value has not as expected , sql is \"%s\" " % abs_query)
-            sys.exit(1)
-        else:
-            tdLog.info(
-                "abs value check pass , it work as expected ,sql is \"%s\"   " % abs_query)
+                tdSql.checkData(row_index,col_index,auto_result[row_index][col_index])
+
 
     def test_errors(self):
         dbname = "testdb"
@@ -466,19 +460,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
             f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.error(
-            f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         self.check_result_auto(f"select c1, c2, c3 , c4, c5 ,c6 from {dbname}.sub1_bound ",
                                f"select abs(c1), abs(c2) ,abs(c3), abs(c4), abs(c5) ,abs(c6) from {dbname}.sub1_bound")

tests/system-test/2-query/and_or_for_byte.py

@@ -426,19 +426,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
             f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.error(
-            f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         self.check_function("&", False , f"{dbname}.sub1_bound" ,"c1","c2","c3","c4","c5","c6" )
         self.check_function("&", False , f"{dbname}.sub1_bound","abs(c1)","abs(c2)","abs(c3)","abs(c4)","abs(c5)","abs(c6)" )

tests/system-test/2-query/arccos.py

@@ -86,21 +86,12 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
-
+        tdSql.query(pow_query)
         for row_index , row in enumerate(pow_result):
             for col_index , elem in enumerate(row):
-                if auto_result[row_index][col_index] == None  and not (auto_result[row_index][col_index] == None and elem == None):
-                    check_status = False
-                elif auto_result[row_index][col_index] != None  and (auto_result[row_index][col_index] - elem > 0.00000001):
-                    check_status = False
-                else:
-                    pass
-        if not check_status:
-            tdLog.notice("acos function value has not as expected , sql is \"%s\" "%pow_query )
-            sys.exit(1)
-        else:
-            tdLog.info("acos value check pass , it work as expected ,sql is \"%s\"   "%pow_query )
+                
+                tdSql.checkData(row_index,col_index,auto_result[row_index][col_index])
+   
 
     def test_errors(self, dbname="db"):
         error_sql_lists = [
@@ -414,19 +405,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_acos( f"select abs(c1), abs(c2), abs(c3) , abs(c4), abs(c5) from {dbname}.sub1_bound ", f"select acos(abs(c1)), acos(abs(c2)) ,acos(abs(c3)), acos(abs(c4)), acos(abs(c5)) from {dbname}.sub1_bound")
 

tests/system-test/2-query/arcsin.py

@@ -86,21 +86,13 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
-
+      
+        tdSql.query(pow_query)
         for row_index , row in enumerate(pow_result):
             for col_index , elem in enumerate(row):
-                if auto_result[row_index][col_index] == None  and not (auto_result[row_index][col_index] == None and elem == None):
-                    check_status = False
-                elif auto_result[row_index][col_index] != None  and (auto_result[row_index][col_index] - elem > 0.00000001):
-                    check_status = False
-                else:
-                    pass
-        if not check_status:
-            tdLog.notice("asin function value has not as expected , sql is \"%s\" "%pow_query )
-            sys.exit(1)
-        else:
-            tdLog.info("asin value check pass , it work as expected ,sql is \"%s\"   "%pow_query )
+                tdSql.checkData(row_index,col_index,auto_result[row_index][col_index])
+              
+      
 
     def test_errors(self, dbname="db"):
         error_sql_lists = [
@@ -414,19 +406,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_asin( f"select abs(c1), abs(c2), abs(c3) , abs(c4), abs(c5) from {dbname}.sub1_bound ", f"select asin(abs(c1)), asin(abs(c2)) ,asin(abs(c3)), asin(abs(c4)), asin(abs(c5)) from {dbname}.sub1_bound")
 

tests/system-test/2-query/arctan.py

@@ -84,22 +84,12 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
-
+        tdSql.query(pow_query)
         for row_index , row in enumerate(pow_result):
             for col_index , elem in enumerate(row):
-                if auto_result[row_index][col_index] == None  and elem:
-                    check_status = False
-                elif auto_result[row_index][col_index] != None  and (auto_result[row_index][col_index] - elem > 0.00000001):
-                    check_status = False
-                else:
-                    pass
-        if not check_status:
-            tdLog.notice("atan function value has not as expected , sql is \"%s\" "%pow_query )
-            sys.exit(1)
-        else:
-            tdLog.info("atan value check pass , it work as expected ,sql is \"%s\"   "%pow_query )
+                tdSql.checkData(row_index,col_index,auto_result[row_index][col_index])
 
+               
     def test_errors(self, dbname="db"):
         error_sql_lists = [
             f"select atan from {dbname}.t1",
@@ -412,19 +402,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_atan( f"select abs(c1), abs(c2), abs(c3) , abs(c4), abs(c5) from {dbname}.sub1_bound ", f"select atan(abs(c1)), atan(abs(c2)) ,atan(abs(c3)), atan(abs(c4)), atan(abs(c5)) from {dbname}.sub1_bound")
 

tests/system-test/2-query/avg.py

@@ -114,16 +114,10 @@ class TDTestCase:
         avg_result = tdSql.getResult(origin_query)
         origin_result = tdSql.getResult(check_query)
 
-        check_status = True
+        tdSql.query(origin_query)
         for row_index , row in enumerate(avg_result):
             for col_index , elem in enumerate(row):
-                if avg_result[row_index][col_index] != origin_result[row_index][col_index]:
-                    check_status = False
-        if not check_status:
-            tdLog.notice("avg function value has not as expected , sql is \"%s\" "%origin_query )
-            sys.exit(1)
-        else:
-            tdLog.info("avg value check pass , it work as expected ,sql is \"%s\"   "%check_query )
+                tdSql.checkData(row_index,col_index,origin_result[row_index][col_index])
 
     def test_errors(self, dbname="db"):
         error_sql_lists = [
@@ -378,33 +372,33 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483645, 9223372036854775805, 32765, 125, 3.40E+37, 1.7e+307, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483645, 9223372036854775805, 32765, 125, 3.40E+37, 1.7e+307, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483644, 9223372036854775804, 32764, 124, 3.40E+37, 1.7e+307, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483644, 9223372036854775804, 32764, 124, 3.40E+37, 1.7e+307, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+15s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+20s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         #self.check_avg(f"select avg(c1), avg(c2), avg(c3) , avg(c4), avg(c5) ,avg(c6) from {dbname}.sub1_bound " , f" select sum(c1)/count(c1), sum(c2)/count(c2) ,sum(c3)/count(c3), sum(c4)/count(c4), sum(c5)/count(c5) ,sum(c6)/count(c6) from {dbname}.sub1_bound ")
 

tests/system-test/2-query/ceil.py

@@ -85,16 +85,11 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
+        tdSql.query(ceil_query)
         for row_index , row in enumerate(ceil_result):
             for col_index , elem in enumerate(row):
-                if auto_result[row_index][col_index] != elem:
-                    check_status = False
-        if not check_status:
-            tdLog.notice("ceil function value has not as expected , sql is \"%s\" "%ceil_query )
-            sys.exit(1)
-        else:
-            tdLog.info("ceil value check pass , it work as expected ,sql is \"%s\"   "%ceil_query )
+                tdSql.checkData(row_index,col_index,auto_result[row_index][col_index])
+               
 
     def test_errors(self, dbname="db"):
         error_sql_lists = [
@@ -377,10 +372,10 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
@@ -388,15 +383,15 @@ class TDTestCase:
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+15s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto( f"select c1, c2, c3 , c4, c5 ,c6 from {dbname}.sub1_bound ", f"select ceil(c1), ceil(c2) ,ceil(c3), ceil(c4), ceil(c5) ,ceil(c6) from {dbname}.sub1_bound")
         self.check_result_auto( f"select c1, c2, c3 , c3, c2 ,c1 from {dbname}.sub1_bound ", f"select ceil(c1), ceil(c2) ,ceil(c3), ceil(c3), ceil(c2) ,ceil(c1) from {dbname}.sub1_bound")

tests/system-test/2-query/cos.py

@@ -84,26 +84,10 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
-        print("========",pow_query, origin_query )
-
+        tdSql.query(pow_query)
         for row_index , row in enumerate(pow_result):
             for col_index , elem in enumerate(row):
-                if auto_result[row_index][col_index] == None  and elem:
-                    check_status = False
-                elif auto_result[row_index][col_index] != None  and ((auto_result[row_index][col_index] != elem) and (str(auto_result[row_index][col_index])[:6] != str(elem)[:6] )):
-                # elif auto_result[row_index][col_index] != None  and (abs(auto_result[row_index][col_index] - elem) > 0.000001):
-                    print("=====")
-                    print(row_index, col_index)
-                    print(auto_result[row_index][col_index], elem, origin_result[row_index][col_index])
-                    check_status = False
-                else:
-                    pass
-        if not check_status:
-            tdLog.notice("cos function value has not as expected , sql is \"%s\" "%pow_query )
-            sys.exit(1)
-        else:
-            tdLog.info("cos value check pass , it work as expected ,sql is \"%s\"   "%pow_query )
+                tdSql.checkData(row_index,col_index,auto_result[row_index][col_index])
 
     def test_errors(self, dbname="db"):
         error_sql_lists = [
@@ -413,16 +397,16 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         # self.check_result_auto_cos( f"select abs(c1), abs(c2), abs(c3) , abs(c4), abs(c5) from {dbname}.sub1_bound ", f"select cos(abs(c1)), cos(abs(c2)) ,cos(abs(c3)), cos(abs(c4)), cos(abs(c5)) from {dbname}.sub1_bound")
 

tests/system-test/2-query/floor.py

@@ -85,16 +85,11 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
+        tdSql.query(floor_query)
         for row_index , row in enumerate(floor_result):
             for col_index , elem in enumerate(row):
-                if auto_result[row_index][col_index] != elem:
-                    check_status = False
-        if not check_status:
-            tdLog.notice("floor function value has not as expected , sql is \"%s\" "%floor_query )
-            sys.exit(1)
-        else:
-            tdLog.info("floor value check pass , it work as expected ,sql is \"%s\"   "%floor_query )
+                tdSql.checkData(row_index,col_index,auto_result[row_index][col_index])
+                
 
     def test_errors(self, dbname=DBNAME):
         error_sql_lists = [
@@ -388,10 +383,10 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
@@ -399,15 +394,15 @@ class TDTestCase:
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+15s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto( f"select c1, c2, c3 , c4, c5 ,c6 from {dbname}.sub1_bound ", f"select floor(c1), floor(c2) ,floor(c3), floor(c4), floor(c5) ,floor(c6) from {dbname}.sub1_bound")
         self.check_result_auto( f"select c1, c2, c3 , c3, c2 ,c1 from {dbname}.sub1_bound ", f"select floor(c1), floor(c2) ,floor(c3), floor(c3), floor(c2) ,floor(c1) from {dbname}.sub1_bound")

tests/system-test/2-query/function_stateduration.py

@@ -364,10 +364,10 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
@@ -375,15 +375,15 @@ class TDTestCase:
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+15s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.query(f"select stateduration(c1,'GT',1,1s) from {dbname}.sub1_bound")

tests/system-test/2-query/interp.py

@@ -18,6 +18,7 @@ class TDTestCase:
     def run(self):
         dbname = "db"
         tbname = "tb"
+        tbname1 = "tb1"
         stbname = "stb"
         ctbname1 = "ctb1"
         ctbname2 = "ctb2"
@@ -38,8 +39,6 @@ class TDTestCase:
         tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:10', 10, 10, 10, 10, 10.0, 10.0, true, 'varchar', 'nchar')")
         tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:15', 15, 15, 15, 15, 15.0, 15.0, true, 'varchar', 'nchar')")
 
-        tdSql.execute(f"insert into {dbname}.{tbname} (ts) values (now)")
-
         tdLog.printNoPrefix("==========step3:fill null")
 
         ## {. . .}
@@ -247,7 +246,7 @@ class TDTestCase:
 
         ## {. . .}
         tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(next)")
-        tdSql.checkRows(13)
+        tdSql.checkRows(12)
         tdSql.checkData(0, 0, 5)
         tdSql.checkData(1, 0, 5)
         tdSql.checkData(2, 0, 10)
@@ -297,21 +296,21 @@ class TDTestCase:
 
         ## ..{.}
         tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:13', '2020-02-01 00:00:17') every(1s) fill(next)")
-        tdSql.checkRows(5)
+        tdSql.checkRows(3)
         tdSql.checkData(0, 0, 15)
         tdSql.checkData(1, 0, 15)
         tdSql.checkData(2, 0, 15)
 
         ## ... {}
         tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:16', '2020-02-01 00:00:19') every(1s) fill(next)")
-        tdSql.checkRows(4)
+        tdSql.checkRows(0)
 
 
         tdLog.printNoPrefix("==========step7:fill linear")
 
         ## {. . .}
         tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
-        tdSql.checkRows(12)
+        tdSql.checkRows(11)
         tdSql.checkData(0, 0, 5)
         tdSql.checkData(1, 0, 6)
         tdSql.checkData(2, 0, 7)
@@ -354,7 +353,7 @@ class TDTestCase:
 
         ## ..{.}
         tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:13', '2020-02-01 00:00:17') every(1s) fill(linear)")
-        tdSql.checkRows(5)
+        tdSql.checkRows(3)
         tdSql.checkData(0, 0, 13)
         tdSql.checkData(1, 0, 14)
         tdSql.checkData(2, 0, 15)
@@ -512,7 +511,7 @@ class TDTestCase:
         tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
 
         tdSql.query(f"select _irowts,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(next)")
-        tdSql.checkRows(13)
+        tdSql.checkRows(12)
         tdSql.checkCols(2)
 
         tdSql.checkData(0, 0, '2020-02-01 00:00:04.000')
@@ -555,7 +554,7 @@ class TDTestCase:
         tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
 
         tdSql.query(f"select _irowts,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
-        tdSql.checkRows(12)
+        tdSql.checkRows(11)
         tdSql.checkCols(2)
 
         tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
@@ -583,7 +582,7 @@ class TDTestCase:
 
         # multiple _irowts
         tdSql.query(f"select interp(c0),_irowts from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
-        tdSql.checkRows(12)
+        tdSql.checkRows(11)
         tdSql.checkCols(2)
 
         tdSql.checkData(0, 1, '2020-02-01 00:00:05.000')
@@ -599,7 +598,7 @@ class TDTestCase:
         tdSql.checkData(10, 1, '2020-02-01 00:00:15.000')
 
         tdSql.query(f"select _irowts, interp(c0), interp(c0), _irowts from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
-        tdSql.checkRows(12)
+        tdSql.checkRows(11)
         tdSql.checkCols(4)
 
         cols = (0, 3)
@@ -837,7 +836,944 @@ class TDTestCase:
         tdSql.checkData(0, 0, 15)
         tdSql.checkData(1, 0, 15)
 
-        tdLog.printNoPrefix("==========step10:test multi-interp cases")
+        # test fill linear
+
+        ## | {. | | .} |
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-11 00:00:05') every(1d) fill(linear)")
+        tdSql.checkRows(11)
+        tdSql.checkData(0, 0, 5)
+        tdSql.checkData(1, 0, 6)
+        tdSql.checkData(2, 0, 7)
+        tdSql.checkData(3, 0, 8)
+        tdSql.checkData(4, 0, 9)
+        tdSql.checkData(5, 0, 10)
+        tdSql.checkData(6, 0, 11)
+        tdSql.checkData(7, 0, 12)
+        tdSql.checkData(8, 0, 13)
+        tdSql.checkData(9, 0, 14)
+        tdSql.checkData(10, 0, 15)
+
+        ## | . | {} | . |
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-03 00:00:05', '2020-02-07 00:00:05') every(1d) fill(linear)")
+        tdSql.checkRows(5)
+        tdSql.checkData(0, 0, 7)
+        tdSql.checkData(1, 0, 8)
+        tdSql.checkData(2, 0, 9)
+        tdSql.checkData(3, 0, 10)
+        tdSql.checkData(4, 0, 11)
+
+        ## | {. | } | . |
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-01-31 00:00:05', '2020-02-05 00:00:05') every(1d) fill(linear)")
+        tdSql.checkRows(5)
+        tdSql.checkData(0, 0, 5)
+        tdSql.checkData(1, 0, 6)
+        tdSql.checkData(2, 0, 7)
+        tdSql.checkData(3, 0, 8)
+        tdSql.checkData(4, 0, 9)
+
+        ## | . | { | .} |
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(linear)")
+        tdSql.checkRows(2)
+        tdSql.checkData(0, 0, 14)
+        tdSql.checkData(1, 0, 15)
+
+
+        tdLog.printNoPrefix("==========step10:test interp with null data")
+        tdSql.execute(
+            f'''create table if not exists {dbname}.{tbname1}
+            (ts timestamp, c0 int, c1 int)
+            '''
+        )
+
+
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:00', 0,    NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:05', NULL, NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:10', 10,   10)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:15', NULL, NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:20', 20,   NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:25', NULL, NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:30', 30,   30)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:35', 35,   NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:40', 40,   40)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:45', NULL, 45)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:50', 50,   NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:55', NULL, NULL)")
+        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:01:00', 55,   60)")
+
+        # test fill linear
+
+        # check c0
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:00') every(1s) fill(linear)")
+        tdSql.checkRows(1)
+        tdSql.checkData(0, 0, 0)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:03') every(1s) fill(linear)")
+        tdSql.checkRows(4)
+        tdSql.checkData(0, 0, 0)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+        tdSql.checkData(3, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:05') every(1s) fill(linear)")
+        tdSql.checkRows(6)
+        tdSql.checkData(0, 0, 0)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+        tdSql.checkData(3, 0, None)
+        tdSql.checkData(4, 0, None)
+        tdSql.checkData(5, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:08') every(1s) fill(linear)")
+        tdSql.checkRows(9)
+        tdSql.checkData(0, 0, 0)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+        tdSql.checkData(3, 0, None)
+        tdSql.checkData(4, 0, None)
+        tdSql.checkData(5, 0, None)
+        tdSql.checkData(6, 0, None)
+        tdSql.checkData(7, 0, None)
+        tdSql.checkData(8, 0, None)
+
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:01', '2020-02-02 00:00:03') every(1s) fill(linear)")
+        tdSql.checkRows(3)
+        tdSql.checkData(0, 0, None)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:03', '2020-02-02 00:00:08') every(1s) fill(linear)")
+        tdSql.checkRows(6)
+        tdSql.checkData(0, 0, None)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+        tdSql.checkData(3, 0, None)
+        tdSql.checkData(4, 0, None)
+        tdSql.checkData(5, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:10') every(1s) fill(linear)")
+        tdSql.checkRows(6)
+        tdSql.checkData(0, 0, None)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+        tdSql.checkData(3, 0, None)
+        tdSql.checkData(4, 0, None)
+        tdSql.checkData(5, 0, 10)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:15') every(1s) fill(linear)")
+        tdSql.checkRows(11)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, 10)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:18') every(1s) fill(linear)")
+        tdSql.checkRows(14)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, 10)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, None)
+        tdSql.checkData(11, 0, None)
+        tdSql.checkData(12, 0, None)
+        tdSql.checkData(13, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:20') every(1s) fill(linear)")
+        tdSql.checkRows(16)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, 10)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, None)
+        tdSql.checkData(11, 0, None)
+        tdSql.checkData(12, 0, None)
+        tdSql.checkData(13, 0, None)
+        tdSql.checkData(14, 0, None)
+        tdSql.checkData(15, 0, 20)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:09', '2020-02-02 00:00:11') every(1s) fill(linear)")
+        tdSql.checkRows(3)
+        tdSql.checkData(0, 0, None)
+        tdSql.checkData(1, 0, 10)
+        tdSql.checkData(2, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:10', '2020-02-02 00:00:15') every(1s) fill(linear)")
+        tdSql.checkRows(6)
+        tdSql.checkData(0, 0, 10)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+        tdSql.checkData(3, 0, None)
+        tdSql.checkData(4, 0, None)
+        tdSql.checkData(5, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:12', '2020-02-02 00:00:13') every(1s) fill(linear)")
+        tdSql.checkRows(2)
+        tdSql.checkData(0, 0, None)
+        tdSql.checkData(1, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:12', '2020-02-02 00:00:15') every(1s) fill(linear)")
+        tdSql.checkRows(4)
+        tdSql.checkData(0, 0, None)
+        tdSql.checkData(1, 0, None)
+        tdSql.checkData(2, 0, None)
+        tdSql.checkData(3, 0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:12', '2020-02-02 00:00:18') every(1s) fill(linear)")
+        tdSql.checkRows(7)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+        tdSql.checkData(6,  0, None)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:30', '2020-02-02 00:00:40') every(1s) fill(linear)")
+        tdSql.checkRows(11)
+        tdSql.checkData(0,  0, 30)
+        tdSql.checkData(1,  0, 31)
+        tdSql.checkData(2,  0, 32)
+        tdSql.checkData(3,  0, 33)
+        tdSql.checkData(4,  0, 34)
+        tdSql.checkData(5,  0, 35)
+        tdSql.checkData(6,  0, 36)
+        tdSql.checkData(7,  0, 37)
+        tdSql.checkData(8,  0, 38)
+        tdSql.checkData(9,  0, 39)
+        tdSql.checkData(10, 0, 40)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:25', '2020-02-02 00:00:45') every(1s) fill(linear)")
+        tdSql.checkRows(21)
+        tdSql.checkData(5,  0, 30)
+        tdSql.checkData(6,  0, 31)
+        tdSql.checkData(7,  0, 32)
+        tdSql.checkData(8,  0, 33)
+        tdSql.checkData(9,  0, 34)
+        tdSql.checkData(10, 0, 35)
+        tdSql.checkData(11, 0, 36)
+        tdSql.checkData(12, 0, 37)
+        tdSql.checkData(13, 0, 38)
+        tdSql.checkData(14, 0, 39)
+        tdSql.checkData(15, 0, 40)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:20', '2020-02-02 00:00:40') every(1s) fill(linear)")
+        tdSql.checkRows(21)
+        tdSql.checkData(0,  0, 20)
+        tdSql.checkData(10, 0, 30)
+        tdSql.checkData(11, 0, 31)
+        tdSql.checkData(12, 0, 32)
+        tdSql.checkData(13, 0, 33)
+        tdSql.checkData(14, 0, 34)
+        tdSql.checkData(15, 0, 35)
+        tdSql.checkData(16, 0, 36)
+        tdSql.checkData(17, 0, 37)
+        tdSql.checkData(18, 0, 38)
+        tdSql.checkData(19, 0, 39)
+        tdSql.checkData(20, 0, 40)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:30', '2020-02-02 00:00:50') every(1s) fill(linear)")
+        tdSql.checkRows(21)
+        tdSql.checkData(0,  0, 30)
+        tdSql.checkData(1,  0, 31)
+        tdSql.checkData(2,  0, 32)
+        tdSql.checkData(3,  0, 33)
+        tdSql.checkData(4,  0, 34)
+        tdSql.checkData(5,  0, 35)
+        tdSql.checkData(6,  0, 36)
+        tdSql.checkData(7,  0, 37)
+        tdSql.checkData(8,  0, 38)
+        tdSql.checkData(9,  0, 39)
+        tdSql.checkData(10, 0, 40)
+        tdSql.checkData(20, 0, 50)
+
+        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:20', '2020-02-02 00:00:50') every(1s) fill(linear)")
+        tdSql.checkRows(31)
+        tdSql.checkData(0,  0, 20)
+        tdSql.checkData(10, 0, 30)
+        tdSql.checkData(11, 0, 31)
+        tdSql.checkData(12, 0, 32)
+        tdSql.checkData(13, 0, 33)
+        tdSql.checkData(14, 0, 34)
+        tdSql.checkData(15, 0, 35)
+        tdSql.checkData(16, 0, 36)
+        tdSql.checkData(17, 0, 37)
+        tdSql.checkData(18, 0, 38)
+        tdSql.checkData(19, 0, 39)
+        tdSql.checkData(20, 0, 40)
+        tdSql.checkData(30, 0, 50)
+
+        # check c1
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:05') every(1s) fill(linear)")
+        tdSql.checkRows(6)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:05') every(1s) fill(linear)")
+        tdSql.checkRows(6)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:08') every(1s) fill(linear)")
+        tdSql.checkRows(9)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:10') every(1s) fill(linear)")
+        tdSql.checkRows(11)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:15') every(1s) fill(linear)")
+        tdSql.checkRows(16)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(11,  0, None)
+        tdSql.checkData(12,  0, None)
+        tdSql.checkData(13,  0, None)
+        tdSql.checkData(14,  0, None)
+        tdSql.checkData(15,  0, None)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:20') every(1s) fill(linear)")
+        tdSql.checkRows(21)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(11,  0, None)
+        tdSql.checkData(12,  0, None)
+        tdSql.checkData(13,  0, None)
+        tdSql.checkData(14,  0, None)
+        tdSql.checkData(15,  0, None)
+        tdSql.checkData(16,  0, None)
+        tdSql.checkData(17,  0, None)
+        tdSql.checkData(18,  0, None)
+        tdSql.checkData(19,  0, None)
+        tdSql.checkData(20,  0, None)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:25') every(1s) fill(linear)")
+        tdSql.checkRows(26)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(11,  0, None)
+        tdSql.checkData(12,  0, None)
+        tdSql.checkData(13,  0, None)
+        tdSql.checkData(14,  0, None)
+        tdSql.checkData(15,  0, None)
+        tdSql.checkData(16,  0, None)
+        tdSql.checkData(17,  0, None)
+        tdSql.checkData(18,  0, None)
+        tdSql.checkData(19,  0, None)
+        tdSql.checkData(20,  0, None)
+        tdSql.checkData(21,  0, None)
+        tdSql.checkData(22,  0, None)
+        tdSql.checkData(23,  0, None)
+        tdSql.checkData(24,  0, None)
+        tdSql.checkData(25,  0, None)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:30') every(1s) fill(linear)")
+        tdSql.checkRows(31)
+        tdSql.checkData(0,  0, None)
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(2,  0, None)
+        tdSql.checkData(3,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None)
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(7,  0, None)
+        tdSql.checkData(8,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(11,  0, None)
+        tdSql.checkData(12,  0, None)
+        tdSql.checkData(13,  0, None)
+        tdSql.checkData(14,  0, None)
+        tdSql.checkData(15,  0, None)
+        tdSql.checkData(16,  0, None)
+        tdSql.checkData(17,  0, None)
+        tdSql.checkData(18,  0, None)
+        tdSql.checkData(19,  0, None)
+        tdSql.checkData(20,  0, None)
+        tdSql.checkData(21,  0, None)
+        tdSql.checkData(22,  0, None)
+        tdSql.checkData(23,  0, None)
+        tdSql.checkData(24,  0, None)
+        tdSql.checkData(25,  0, None)
+        tdSql.checkData(26,  0, None)
+        tdSql.checkData(27,  0, None)
+        tdSql.checkData(28,  0, None)
+        tdSql.checkData(29,  0, None)
+        tdSql.checkData(30,  0, 30)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:35') every(1s) fill(linear)")
+        tdSql.checkRows(36)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(30, 0, 30)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:40') every(1s) fill(linear)")
+        tdSql.checkRows(41)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(30, 0, 30)
+        tdSql.checkData(40, 0, 40)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:45') every(1s) fill(linear)")
+        tdSql.checkRows(46)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(30, 0, 30)
+        tdSql.checkData(40, 0, 40)
+        tdSql.checkData(41, 0, 41)
+        tdSql.checkData(42, 0, 42)
+        tdSql.checkData(43, 0, 43)
+        tdSql.checkData(44, 0, 44)
+        tdSql.checkData(45, 0, 45)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:50') every(1s) fill(linear)")
+        tdSql.checkRows(51)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(30, 0, 30)
+        tdSql.checkData(40, 0, 40)
+        tdSql.checkData(41, 0, 41)
+        tdSql.checkData(42, 0, 42)
+        tdSql.checkData(43, 0, 43)
+        tdSql.checkData(44, 0, 44)
+        tdSql.checkData(45, 0, 45)
+
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:55') every(1s) fill(linear)")
+        tdSql.checkRows(56)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(30, 0, 30)
+        tdSql.checkData(40, 0, 40)
+        tdSql.checkData(41, 0, 41)
+        tdSql.checkData(42, 0, 42)
+        tdSql.checkData(43, 0, 43)
+        tdSql.checkData(44, 0, 44)
+        tdSql.checkData(45, 0, 45)
+
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(linear)")
+        tdSql.checkRows(61)
+        tdSql.checkData(10, 0, 10)
+        tdSql.checkData(30, 0, 30)
+        tdSql.checkData(40, 0, 40)
+        tdSql.checkData(41, 0, 41)
+        tdSql.checkData(42, 0, 42)
+        tdSql.checkData(43, 0, 43)
+        tdSql.checkData(44, 0, 44)
+        tdSql.checkData(45, 0, 45)
+        tdSql.checkData(60, 0, 60)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:40', '2020-02-02 00:00:45') every(1s) fill(linear)")
+        tdSql.checkRows(6)
+        tdSql.checkData(0, 0, 40)
+        tdSql.checkData(1, 0, 41)
+        tdSql.checkData(2, 0, 42)
+        tdSql.checkData(3, 0, 43)
+        tdSql.checkData(4, 0, 44)
+        tdSql.checkData(5, 0, 45)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:35', '2020-02-02 00:00:50') every(1s) fill(linear)")
+        tdSql.checkRows(16)
+        tdSql.checkData(5,  0, 40)
+        tdSql.checkData(6,  0, 41)
+        tdSql.checkData(7,  0, 42)
+        tdSql.checkData(8,  0, 43)
+        tdSql.checkData(9,  0, 44)
+        tdSql.checkData(10, 0, 45)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:35', '2020-02-02 00:00:55') every(1s) fill(linear)")
+        tdSql.checkRows(21)
+        tdSql.checkData(5,  0, 40)
+        tdSql.checkData(6,  0, 41)
+        tdSql.checkData(7,  0, 42)
+        tdSql.checkData(8,  0, 43)
+        tdSql.checkData(9,  0, 44)
+        tdSql.checkData(10, 0, 45)
+
+        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:30', '2020-02-02 00:01:00') every(1s) fill(linear)")
+        tdSql.checkRows(31)
+        tdSql.checkData(0,  0, 30)
+        tdSql.checkData(10, 0, 40)
+        tdSql.checkData(11, 0, 41)
+        tdSql.checkData(12, 0, 42)
+        tdSql.checkData(13, 0, 43)
+        tdSql.checkData(14, 0, 44)
+        tdSql.checkData(15, 0, 45)
+        tdSql.checkData(30, 0, 60)
+
+        # two interps
+        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(linear)")
+        tdSql.checkRows(61)
+        tdSql.checkCols(2)
+        tdSql.checkData(0,  0, 0)    #
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None) #
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)   #
+        tdSql.checkData(11, 0, None)
+        tdSql.checkData(14, 0, None)
+        tdSql.checkData(15, 0, None) #
+        tdSql.checkData(16, 0, None)
+        tdSql.checkData(19, 0, None)
+        tdSql.checkData(20, 0, 20)   #
+        tdSql.checkData(21, 0, None)
+        tdSql.checkData(24, 0, None)
+        tdSql.checkData(25, 0, None) #
+        tdSql.checkData(26, 0, None)
+        tdSql.checkData(29, 0, None)
+        tdSql.checkData(30, 0, 30)   #
+        tdSql.checkData(31, 0, 31)
+        tdSql.checkData(32, 0, 32)
+        tdSql.checkData(33, 0, 33)
+        tdSql.checkData(34, 0, 34)
+        tdSql.checkData(35, 0, 35)   #
+        tdSql.checkData(36, 0, 36)
+        tdSql.checkData(37, 0, 37)
+        tdSql.checkData(38, 0, 38)
+        tdSql.checkData(39, 0, 39)
+        tdSql.checkData(40, 0, 40)   #
+        tdSql.checkData(41, 0, None)
+        tdSql.checkData(44, 0, None)
+        tdSql.checkData(45, 0, None) #
+        tdSql.checkData(46, 0, None)
+        tdSql.checkData(49, 0, None)
+        tdSql.checkData(50, 0, 50)   #
+        tdSql.checkData(51, 0, None)
+        tdSql.checkData(54, 0, None)
+        tdSql.checkData(55, 0, None) #
+        tdSql.checkData(56, 0, None)
+        tdSql.checkData(59, 0, None)
+        tdSql.checkData(60, 0, 55)   #
+
+        tdSql.checkData(0,  1, None) #
+        tdSql.checkData(1,  1, None)
+        tdSql.checkData(4,  1, None)
+        tdSql.checkData(5,  1, None) #
+        tdSql.checkData(6,  1, None)
+        tdSql.checkData(9,  1, None)
+        tdSql.checkData(10, 1, 10)   #
+        tdSql.checkData(11, 1, None)
+        tdSql.checkData(14, 1, None)
+        tdSql.checkData(15, 1, None) #
+        tdSql.checkData(16, 1, None)
+        tdSql.checkData(19, 1, None)
+        tdSql.checkData(20, 1, None) #
+        tdSql.checkData(21, 1, None)
+        tdSql.checkData(24, 1, None)
+        tdSql.checkData(25, 1, None) #
+        tdSql.checkData(26, 1, None)
+        tdSql.checkData(29, 1, None)
+        tdSql.checkData(30, 1, 30)   #
+        tdSql.checkData(31, 1, None)
+        tdSql.checkData(34, 1, None)
+        tdSql.checkData(35, 1, None) #
+        tdSql.checkData(36, 1, None)
+        tdSql.checkData(39, 1, None)
+        tdSql.checkData(40, 1, 40)   #
+        tdSql.checkData(41, 1, 41)
+        tdSql.checkData(42, 1, 42)
+        tdSql.checkData(43, 1, 43)
+        tdSql.checkData(44, 1, 44)
+        tdSql.checkData(45, 1, 45)   #
+        tdSql.checkData(46, 1, None)
+        tdSql.checkData(49, 1, None)
+        tdSql.checkData(50, 1, None) #
+        tdSql.checkData(51, 1, None)
+        tdSql.checkData(54, 1, None)
+        tdSql.checkData(55, 1, None) #
+        tdSql.checkData(56, 1, None)
+        tdSql.checkData(59, 1, None)
+        tdSql.checkData(60, 1, 60)   #
+
+        # test fill null
+        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(null)")
+        tdSql.checkRows(61)
+        tdSql.checkCols(2)
+        tdSql.checkData(0,  0, 0)    #
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None) #
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)   #
+        tdSql.checkData(11, 0, None)
+        tdSql.checkData(14, 0, None)
+        tdSql.checkData(15, 0, None) #
+        tdSql.checkData(16, 0, None)
+        tdSql.checkData(19, 0, None)
+        tdSql.checkData(20, 0, 20)   #
+        tdSql.checkData(21, 0, None)
+        tdSql.checkData(24, 0, None)
+        tdSql.checkData(25, 0, None) #
+        tdSql.checkData(26, 0, None)
+        tdSql.checkData(29, 0, None)
+        tdSql.checkData(30, 0, 30)   #
+        tdSql.checkData(31, 0, None)
+        tdSql.checkData(34, 0, None)
+        tdSql.checkData(35, 0, 35)   #
+        tdSql.checkData(36, 0, None)
+        tdSql.checkData(39, 0, None)
+        tdSql.checkData(40, 0, 40)   #
+        tdSql.checkData(41, 0, None)
+        tdSql.checkData(44, 0, None)
+        tdSql.checkData(45, 0, None) #
+        tdSql.checkData(46, 0, None)
+        tdSql.checkData(49, 0, None)
+        tdSql.checkData(50, 0, 50)   #
+        tdSql.checkData(51, 0, None)
+        tdSql.checkData(54, 0, None)
+        tdSql.checkData(55, 0, None) #
+        tdSql.checkData(56, 0, None)
+        tdSql.checkData(59, 0, None)
+        tdSql.checkData(60, 0, 55)   #
+
+        tdSql.checkData(0,  1, None) #
+        tdSql.checkData(1,  1, None)
+        tdSql.checkData(4,  1, None)
+        tdSql.checkData(5,  1, None) #
+        tdSql.checkData(6,  1, None)
+        tdSql.checkData(9,  1, None)
+        tdSql.checkData(10, 1, 10)   #
+        tdSql.checkData(11, 1, None)
+        tdSql.checkData(14, 1, None)
+        tdSql.checkData(15, 1, None) #
+        tdSql.checkData(16, 1, None)
+        tdSql.checkData(19, 1, None)
+        tdSql.checkData(20, 1, None) #
+        tdSql.checkData(21, 1, None)
+        tdSql.checkData(24, 1, None)
+        tdSql.checkData(25, 1, None) #
+        tdSql.checkData(26, 1, None)
+        tdSql.checkData(29, 1, None)
+        tdSql.checkData(30, 1, 30)   #
+        tdSql.checkData(31, 1, None)
+        tdSql.checkData(34, 1, None)
+        tdSql.checkData(35, 1, None) #
+        tdSql.checkData(36, 1, None)
+        tdSql.checkData(39, 1, None)
+        tdSql.checkData(40, 1, 40)   #
+        tdSql.checkData(41, 1, None)
+        tdSql.checkData(44, 1, None)
+        tdSql.checkData(45, 1, 45)   #
+        tdSql.checkData(46, 1, None)
+        tdSql.checkData(49, 1, None)
+        tdSql.checkData(50, 1, None) #
+        tdSql.checkData(51, 1, None)
+        tdSql.checkData(54, 1, None)
+        tdSql.checkData(55, 1, None) #
+        tdSql.checkData(56, 1, None)
+        tdSql.checkData(59, 1, None)
+        tdSql.checkData(60, 1, 60)   #
+
+        # test fill value
+        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(value, 123)")
+        tdSql.checkRows(61)
+        tdSql.checkCols(2)
+        tdSql.checkData(0,  0, 0)    #
+        tdSql.checkData(1,  0, 123)
+        tdSql.checkData(4,  0, 123)
+        tdSql.checkData(5,  0, None) #
+        tdSql.checkData(6,  0, 123)
+        tdSql.checkData(9,  0, 123)
+        tdSql.checkData(10, 0, 10)   #
+        tdSql.checkData(11, 0, 123)
+        tdSql.checkData(14, 0, 123)
+        tdSql.checkData(15, 0, None) #
+        tdSql.checkData(16, 0, 123)
+        tdSql.checkData(19, 0, 123)
+        tdSql.checkData(20, 0, 20)   #
+        tdSql.checkData(21, 0, 123)
+        tdSql.checkData(24, 0, 123)
+        tdSql.checkData(25, 0, None) #
+        tdSql.checkData(26, 0, 123)
+        tdSql.checkData(29, 0, 123)
+        tdSql.checkData(30, 0, 30)   #
+        tdSql.checkData(31, 0, 123)
+        tdSql.checkData(34, 0, 123)
+        tdSql.checkData(35, 0, 35)   #
+        tdSql.checkData(36, 0, 123)
+        tdSql.checkData(39, 0, 123)
+        tdSql.checkData(40, 0, 40)   #
+        tdSql.checkData(41, 0, 123)
+        tdSql.checkData(44, 0, 123)
+        tdSql.checkData(45, 0, None) #
+        tdSql.checkData(46, 0, 123)
+        tdSql.checkData(49, 0, 123)
+        tdSql.checkData(50, 0, 50)   #
+        tdSql.checkData(51, 0, 123)
+        tdSql.checkData(54, 0, 123)
+        tdSql.checkData(55, 0, None) #
+        tdSql.checkData(59, 0, 123)
+        tdSql.checkData(60, 0, 55)   #
+
+        tdSql.checkData(0,  1, None) #
+        tdSql.checkData(1,  1, 123)
+        tdSql.checkData(4,  1, 123)
+        tdSql.checkData(5,  1, None) #
+        tdSql.checkData(6,  1, 123)
+        tdSql.checkData(9,  1, 123)
+        tdSql.checkData(10, 1, 10)   #
+        tdSql.checkData(11, 1, 123)
+        tdSql.checkData(14, 1, 123)
+        tdSql.checkData(15, 1, None) #
+        tdSql.checkData(16, 1, 123)
+        tdSql.checkData(19, 1, 123)
+        tdSql.checkData(20, 1, None) #
+        tdSql.checkData(21, 1, 123)
+        tdSql.checkData(24, 1, 123)
+        tdSql.checkData(25, 1, None) #
+        tdSql.checkData(26, 1, 123)
+        tdSql.checkData(29, 1, 123)
+        tdSql.checkData(30, 1, 30)   #
+        tdSql.checkData(31, 1, 123)
+        tdSql.checkData(34, 1, 123)
+        tdSql.checkData(35, 1, None) #
+        tdSql.checkData(36, 1, 123)
+        tdSql.checkData(39, 1, 123)
+        tdSql.checkData(40, 1, 40)   #
+        tdSql.checkData(41, 1, 123)
+        tdSql.checkData(44, 1, 123)
+        tdSql.checkData(45, 1, 45)   #
+        tdSql.checkData(46, 1, 123)
+        tdSql.checkData(49, 1, 123)
+        tdSql.checkData(50, 1, None) #
+        tdSql.checkData(51, 1, 123)
+        tdSql.checkData(54, 1, 123)
+        tdSql.checkData(55, 1, None) #
+        tdSql.checkData(56, 1, 123)
+        tdSql.checkData(59, 1, 123)
+        tdSql.checkData(60, 1, 60)   #
+
+        # test fill prev
+        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(prev)")
+        tdSql.checkRows(61)
+        tdSql.checkCols(2)
+        tdSql.checkData(0,  0, 0)    #
+        tdSql.checkData(1,  0, 0)
+        tdSql.checkData(4,  0, 0)
+        tdSql.checkData(5,  0, None) #
+        tdSql.checkData(6,  0, None)
+        tdSql.checkData(9,  0, None)
+        tdSql.checkData(10, 0, 10)   #
+        tdSql.checkData(11, 0, 10)
+        tdSql.checkData(14, 0, 10)
+        tdSql.checkData(15, 0, None) #
+        tdSql.checkData(16, 0, None)
+        tdSql.checkData(19, 0, None)
+        tdSql.checkData(20, 0, 20)   #
+        tdSql.checkData(21, 0, 20)
+        tdSql.checkData(24, 0, 20)
+        tdSql.checkData(25, 0, None) #
+        tdSql.checkData(26, 0, None)
+        tdSql.checkData(29, 0, None)
+        tdSql.checkData(30, 0, 30)   #
+        tdSql.checkData(31, 0, 30)
+        tdSql.checkData(34, 0, 30)
+        tdSql.checkData(35, 0, 35)   #
+        tdSql.checkData(36, 0, 35)
+        tdSql.checkData(39, 0, 35)
+        tdSql.checkData(40, 0, 40)   #
+        tdSql.checkData(41, 0, 40)
+        tdSql.checkData(44, 0, 40)
+        tdSql.checkData(45, 0, None) #
+        tdSql.checkData(46, 0, None)
+        tdSql.checkData(49, 0, None)
+        tdSql.checkData(50, 0, 50)   #
+        tdSql.checkData(51, 0, 50)
+        tdSql.checkData(54, 0, 50)
+        tdSql.checkData(55, 0, None) #
+        tdSql.checkData(56, 0, None)
+        tdSql.checkData(59, 0, None)
+        tdSql.checkData(60, 0, 55)   #
+
+        tdSql.checkData(0,  1, None) #
+        tdSql.checkData(1,  1, None)
+        tdSql.checkData(4,  1, None)
+        tdSql.checkData(5,  1, None) #
+        tdSql.checkData(6,  1, None)
+        tdSql.checkData(9,  1, None)
+        tdSql.checkData(10, 1, 10)   #
+        tdSql.checkData(11, 1, 10)
+        tdSql.checkData(14, 1, 10)
+        tdSql.checkData(15, 1, None) #
+        tdSql.checkData(16, 1, None)
+        tdSql.checkData(19, 1, None)
+        tdSql.checkData(20, 1, None) #
+        tdSql.checkData(21, 1, None)
+        tdSql.checkData(24, 1, None)
+        tdSql.checkData(25, 1, None) #
+        tdSql.checkData(26, 1, None)
+        tdSql.checkData(29, 1, None)
+        tdSql.checkData(30, 1, 30)   #
+        tdSql.checkData(31, 1, 30)
+        tdSql.checkData(34, 1, 30)
+        tdSql.checkData(35, 1, None) #
+        tdSql.checkData(36, 1, None)
+        tdSql.checkData(39, 1, None)
+        tdSql.checkData(40, 1, 40)   #
+        tdSql.checkData(41, 1, 40)
+        tdSql.checkData(44, 1, 40)
+        tdSql.checkData(45, 1, 45)   #
+        tdSql.checkData(46, 1, 45)
+        tdSql.checkData(49, 1, 45)
+        tdSql.checkData(50, 1, None) #
+        tdSql.checkData(51, 1, None)
+        tdSql.checkData(54, 1, None)
+        tdSql.checkData(55, 1, None) #
+        tdSql.checkData(56, 1, None)
+        tdSql.checkData(59, 1, None)
+        tdSql.checkData(60, 1, 60)   #
+
+        # test fill next
+        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(next)")
+        tdSql.checkRows(61)
+        tdSql.checkCols(2)
+        tdSql.checkData(0,  0, 0)    #
+        tdSql.checkData(1,  0, None)
+        tdSql.checkData(4,  0, None)
+        tdSql.checkData(5,  0, None) #
+        tdSql.checkData(6,  0, 10)
+        tdSql.checkData(9,  0, 10)
+        tdSql.checkData(10, 0, 10)   #
+        tdSql.checkData(11, 0, None)
+        tdSql.checkData(14, 0, None)
+        tdSql.checkData(15, 0, None) #
+        tdSql.checkData(16, 0, 20)
+        tdSql.checkData(19, 0, 20)
+        tdSql.checkData(20, 0, 20)   #
+        tdSql.checkData(21, 0, None)
+        tdSql.checkData(24, 0, None)
+        tdSql.checkData(25, 0, None) #
+        tdSql.checkData(26, 0, 30)
+        tdSql.checkData(29, 0, 30)
+        tdSql.checkData(30, 0, 30)   #
+        tdSql.checkData(31, 0, 35)
+        tdSql.checkData(34, 0, 35)
+        tdSql.checkData(35, 0, 35)   #
+        tdSql.checkData(36, 0, 40)
+        tdSql.checkData(39, 0, 40)
+        tdSql.checkData(40, 0, 40)   #
+        tdSql.checkData(41, 0, None)
+        tdSql.checkData(44, 0, None)
+        tdSql.checkData(45, 0, None) #
+        tdSql.checkData(46, 0, 50)
+        tdSql.checkData(49, 0, 50)
+        tdSql.checkData(50, 0, 50)   #
+        tdSql.checkData(51, 0, None)
+        tdSql.checkData(54, 0, None)
+        tdSql.checkData(55, 0, None) #
+        tdSql.checkData(56, 0, 55)
+        tdSql.checkData(59, 0, 55)
+        tdSql.checkData(60, 0, 55)   #
+
+        tdSql.checkData(0,  1, None) #
+        tdSql.checkData(1,  1, None)
+        tdSql.checkData(4,  1, None)
+        tdSql.checkData(5,  1, None) #
+        tdSql.checkData(6,  1, 10)
+        tdSql.checkData(9,  1, 10)
+        tdSql.checkData(10, 1, 10)   #
+        tdSql.checkData(11, 1, None)
+        tdSql.checkData(14, 1, None)
+        tdSql.checkData(15, 1, None) #
+        tdSql.checkData(16, 1, None)
+        tdSql.checkData(19, 1, None)
+        tdSql.checkData(20, 1, None) #
+        tdSql.checkData(21, 1, None)
+        tdSql.checkData(24, 1, None)
+        tdSql.checkData(25, 1, None) #
+        tdSql.checkData(26, 1, 30)
+        tdSql.checkData(29, 1, 30)
+        tdSql.checkData(30, 1, 30)   #
+        tdSql.checkData(31, 1, None)
+        tdSql.checkData(34, 1, None)
+        tdSql.checkData(35, 1, None) #
+        tdSql.checkData(36, 1, 40)
+        tdSql.checkData(39, 1, 40)
+        tdSql.checkData(40, 1, 40)   #
+        tdSql.checkData(41, 1, 45)
+        tdSql.checkData(44, 1, 45)
+        tdSql.checkData(45, 1, 45)   #
+        tdSql.checkData(46, 1, None)
+        tdSql.checkData(49, 1, None)
+        tdSql.checkData(50, 1, None) #
+        tdSql.checkData(51, 1, None)
+        tdSql.checkData(54, 1, None)
+        tdSql.checkData(55, 1, None) #
+        tdSql.checkData(56, 1, 60)
+        tdSql.checkData(59, 1, 60)
+        tdSql.checkData(60, 1, 60)   #
+
+        tdLog.printNoPrefix("==========step11:test multi-interp cases")
         tdSql.query(f"select interp(c0),interp(c1),interp(c2),interp(c3) from {dbname}.{tbname} range('2020-02-09 00:00:05', '2020-02-13 00:00:05') every(1d) fill(null)")
         tdSql.checkRows(5)
         tdSql.checkCols(4)
@@ -891,7 +1827,7 @@ class TDTestCase:
         for i in range (tdSql.queryCols):
             tdSql.checkData(0, i, 13)
 
-        tdLog.printNoPrefix("==========step11:test error cases")
+        tdLog.printNoPrefix("==========step12:test error cases")
 
         tdSql.error(f"select interp(c0) from {dbname}.{tbname}")
         tdSql.error(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05')")
@@ -914,7 +1850,7 @@ class TDTestCase:
         tdSql.error(f"select interp('abcd') from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
         tdSql.error(f"select interp('中文字符') from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
 
-        tdLog.printNoPrefix("==========step12:stable cases")
+        tdLog.printNoPrefix("==========step13:stable cases")
 
         #tdSql.query(f"select interp(c0) from {dbname}.{stbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(null)")
         #tdSql.checkRows(13)

tests/system-test/2-query/last_row.py

@@ -572,19 +572,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
             f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.execute(
-            f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
         tdSql.error(
-            f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+            f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
         )
 
         # check basic elem for table per row

tests/system-test/2-query/log.py

@@ -91,7 +91,6 @@ class TDTestCase:
                             elem = math.log(elem , base)
                     elif elem <=0:
                         elem = None
-                    
                 row_check.append(elem)
             auto_result.append(row_check)
 
@@ -519,19 +518,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_log(None ,  f"select c1, c2, c3 , c4, c5 ,c6 from {dbname}.sub1_bound ", f"select log(c1), log(c2) ,log(c3), log(c4), log(c5) ,log(c6) from {dbname}.sub1_bound")
         self.check_result_auto_log( 2 ,  f"select c1, c2, c3 , c4, c5 ,c6 from {dbname}.sub1_bound ", f"select log(c1,2), log(c2,2) ,log(c3,2), log(c4,2), log(c5,2) ,log(c6,2) from {dbname}.sub1_bound")

tests/system-test/2-query/pow.py

@@ -507,19 +507,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_pow(2, f"select c1,  c3 , c4, c5 from {dbname}.sub1_bound ", f"select pow(c1,2), pow(c3,2), pow(c4,2), pow(c5,2) from {dbname}.sub1_bound")
         self.check_result_auto_pow(3, f"select c1, c3 , c4, c5  from {dbname}.sub1_bound ", f"select pow(c1,3), pow(c3,3), pow(c4,3), pow(c5,3) from {dbname}.sub1_bound")

tests/system-test/2-query/round.py

@@ -81,16 +81,12 @@ class TDTestCase:
                 row_check.append(elem)
             auto_result.append(row_check)
 
-        check_status = True
+        tdSql.query(round_query)
         for row_index , row in enumerate(round_result):
             for col_index , elem in enumerate(row):
-                if auto_result[row_index][col_index] != elem:
-                    check_status = False
-        if not check_status:
-            tdLog.notice("round function value has not as expected , sql is \"%s\" "%round_query )
-            sys.exit(1)
-        else:
-            tdLog.info("round value check pass , it work as expected ,sql is \"%s\"   "%round_query )
+                tdSql.checkData(row_index , col_index ,auto_result[row_index][col_index])
+                    
+       
 
     def test_errors(self, dbname="db"):
         error_sql_lists = [
@@ -388,10 +384,10 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
@@ -399,15 +395,15 @@ class TDTestCase:
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+15s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto( f"select c1, c2, c3 , c4, c5 ,c6 from {dbname}.sub1_bound ", f"select round(c1), round(c2) ,round(c3), round(c4), round(c5) ,round(c6) from {dbname}.sub1_bound")
         self.check_result_auto( f"select c1, c2, c3 , c3, c2 ,c1 from {dbname}.sub1_bound ", f"select round(c1), round(c2) ,round(c3), round(c3), round(c2) ,round(c1) from {dbname}.sub1_bound")

tests/system-test/2-query/sin.py

@@ -394,19 +394,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_sin( f"select abs(c1), abs(c2), abs(c3) , abs(c4) from {dbname}.sub1_bound ", f"select sin(abs(c1)), sin(abs(c2)) ,sin(abs(c3)), sin(abs(c4)) from {dbname}.sub1_bound")
 

tests/system-test/2-query/sqrt.py

@@ -443,19 +443,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_sqrt( f"select abs(c1), abs(c2), abs(c3) , abs(c4), abs(c5) from {dbname}.sub1_bound ", f"select sqrt(abs(c1)), sqrt(abs(c2)) ,sqrt(abs(c3)), sqrt(abs(c4)), sqrt(abs(c5)) from {dbname}.sub1_bound")
 

tests/system-test/2-query/statecount.py

@@ -451,10 +451,10 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
@@ -462,15 +462,15 @@ class TDTestCase:
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+15s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.query(f"select statecount(c1,'GT',1) from {dbname}.sub1_bound")

tests/system-test/2-query/tail.py

@@ -421,10 +421,10 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
@@ -432,20 +432,20 @@ class TDTestCase:
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+15s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
-        tdSql.query(f"select tail(c2,2) from {dbname}.sub1_bound order by 1 desc")
-        tdSql.checkRows(2)
-        tdSql.checkData(0,0,9223372036854775803)
+        tdSql.query(f"select tail(c2,1) from {dbname}.sub1_bound order by 1 desc")
+        tdSql.checkRows(1)
+        tdSql.checkData(0,0,-9223372036854775803)
 
     def run(self):  # sourcery skip: extract-duplicate-method, remove-redundant-fstring
         tdSql.prepare()

tests/system-test/2-query/tan.py

@@ -391,19 +391,19 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, -2147483647, -9223372036854775807, -32767, -127, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
                 f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         self.check_result_auto_tan( f"select abs(c1), abs(c2), abs(c3) , abs(c4) from {dbname}.sub1_bound ", f"select tan(abs(c1)), tan(abs(c2)) ,tan(abs(c3)), tan(abs(c4)) from {dbname}.sub1_bound")
 

tests/system-test/2-query/txt.txt

+abs.py:    def check_boundary_values(self):
+abs.py:        self.check_boundary_values()
+and_or_for_byte.py:    def check_boundary_values(self, dbname="bound_test"):
+and_or_for_byte.py:        self.check_boundary_values()
+arccos.py:    def check_boundary_values(self, dbname="bound_test"):
+arccos.py:        self.check_boundary_values()
+arcsin.py:    def check_boundary_values(self, dbname="bound_test"):
+arcsin.py:        self.check_boundary_values()
+arctan.py:    def check_boundary_values(self, dbname="bound_test"):
+arctan.py:        self.check_boundary_values()
+avg.py:    def check_boundary_values(self, dbname="bound_test"):
+avg.py:        self.check_boundary_values()
+ceil.py:    def check_boundary_values(self, dbname="bound_test"):
+ceil.py:        self.check_boundary_values()
+cos.py:    def check_boundary_values(self, dbname="bound_test"):
+cos.py:        self.check_boundary_values()
+floor.py:    def check_boundary_values(self, dbname="bound_test"):
+floor.py:        self.check_boundary_values()
+function_stateduration.py:    def check_boundary_values(self, dbname="bound_test"):
+function_stateduration.py:        self.check_boundary_values()
+last_row.py:    def check_boundary_values(self, dbname="bound_test"):
+last_row.py:        self.check_boundary_values()
+log.py:    def check_boundary_values(self, dbname="bound_test"):
+log.py:        self.check_boundary_values()
+pow.py:    def check_boundary_values(self, dbname="bound_test"):
+pow.py:        self.check_boundary_values()
+round.py:    def check_boundary_values(self, dbname="bound_test"):
+round.py:        self.check_boundary_values()
+sin.py:    def check_boundary_values(self, dbname="testdb"):
+sin.py:        self.check_boundary_values()
+sqrt.py:    def check_boundary_values(self, dbname="bound_test"):
+sqrt.py:        self.check_boundary_values()
+statecount.py:    def check_boundary_values(self, dbname="bound_test"):
+statecount.py:        self.check_boundary_values()
+tail.py:    def check_boundary_values(self, dbname="bound_test"):
+tail.py:        self.check_boundary_values()
+tan.py:    def check_boundary_values(self, dbname="bound_test"):
+tan.py:        self.check_boundary_values()
+unique.py:    def check_boundary_values(self, dbname="bound_test"):
+unique.py:        self.check_boundary_values()

tests/system-test/2-query/unique.py

@@ -451,26 +451,26 @@ class TDTestCase:
         )
         tdSql.execute(f'create table {dbname}.sub1_bound using {dbname}.stb_bound tags ( 1 )')
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()-1s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-10s, 2147483647, 9223372036854775807, 32767, 127, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now(), 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()-5s, 2147483646, 9223372036854775806, 32766, 126, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+5s, -2147483646, -9223372036854775806, -32766, -126, -3.40E+38, -1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()+2s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+10s, 2147483643, 9223372036854775803, 32763, 123, 3.39E+38, 1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.execute(
-                f"insert into {dbname}.sub1_bound values ( now()+3s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+20s, -2147483643, -9223372036854775803, -32763, -123, -3.39E+38, -1.69e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.error(
-                f"insert into {dbname}.sub1_bound values ( now()+1s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
+                f"insert into {dbname}.sub1_bound values ( now()+30s, 2147483648, 9223372036854775808, 32768, 128, 3.40E+38, 1.7e+308, True, 'binary_tb1', 'nchar_tb1', now() )"
             )
 
         tdSql.query(f"select unique(c2) from  {dbname}.sub1_bound order by 1 desc")

tests/system-test/test.sh → tests/system-test/pytest.sh

@@ -45,13 +45,11 @@ declare -x SIM_DIR=$TOP_DIR/sim
 PROGRAM=$BUILD_DIR/build/bin/tsim
 PRG_DIR=$SIM_DIR/tsim
 ASAN_DIR=$SIM_DIR/asan
-SYSTEM_TEST_DIR=$TOP_DIR/tests/system-test
 
 chmod -R 777 $PRG_DIR
 echo "------------------------------------------------------------------------"
 echo "Start TDengine Testing Case ..."
 echo "BUILD_DIR: $BUILD_DIR"
-echo "SYSTEM_TEST_DIR : $SYSTEM_TEST_DIR"
 echo "SIM_DIR  : $SIM_DIR"
 echo "CODE_DIR : $CODE_DIR"
 echo "ASAN_DIR  : $ASAN_DIR"
@@ -61,23 +59,40 @@ rm -rf $SIM_DIR/*
 mkdir -p $PRG_DIR
 mkdir -p $ASAN_DIR
 
-cd $SYSTEM_TEST_DIR
+cd $CODE_DIR
 ulimit -n 600000
 ulimit -c unlimited
 
 #sudo sysctl -w kernel.core_pattern=$TOP_DIR/core.%p.%e
 
 echo "ExcuteCmd:" $*
-echo "AsanDir:" $ASAN_DIR/psim.asan
-
-export LD_PRELOAD=libasan.so.5
-$* -a 2> $ASAN_DIR/psim.asan
-result=$?
-echo "Execute result:" $result
-
-if [ $result -eq 0 ]; then
-  $CODE_DIR/sh/checkAsan.sh
+AsanFile=$ASAN_DIR/psim.info
+echo "AsanFile:" $AsanFile
+
+unset LD_PRELOAD
+#export LD_PRELOAD=libasan.so.5
+export LD_PRELOAD=`gcc -print-file-name=libasan.so`
+echo "Preload AsanSo:" $?
+
+$* -a 2> $AsanFile
+
+unset LD_PRELOAD
+AsanFileLen=`cat $AsanFile | wc -l`
+while [ $AsanFileLen -lt 10 ]
+do
+  sleep 1
+  `cat $AsanFile | wc -l`
+done 
+echo "AsanFileLen:" $AsanFileLen
+
+AsanFileSuccessLen=`grep -w successfully $AsanFile | wc -l`
+echo "AsanFileSuccessLen:" $AsanFileSuccessLen
+
+if [ $AsanFileSuccessLen -gt 0 ]; then
+  echo "Execute script successfully and check asan"
+  $CODE_DIR/../script/sh/checkAsan.sh
 else
+  echo "Execute script failure"
   exit 1
 fi
 

tests/system-test/test.py

@@ -555,5 +555,5 @@ if __name__ == "__main__":
         conn.close()
     if asan:
         tdDnodes.StopAllSigint()
-        tdLog.info("address sanitizer mode finished")
+        tdLog.info("Address sanitizer mode finished")
     sys.exit(0)