Merge pull request #12925 from taosdata/feature/3.0_wxy

fix: some problems of parser

.gitignore

@@ -46,6 +46,7 @@ psim/
 pysim/
 *.out
 *DS_Store
+tests/script/api/batchprepare
 
 # Doxygen Generated files
 html/

include/libs/nodes/querynodes.h

@@ -242,6 +242,7 @@ typedef struct SSelectStmt {
   bool        hasAggFuncs;
   bool        hasRepeatScanFuncs;
   bool        hasIndefiniteRowsFunc;
+  bool        hasSelectValFunc;
 } SSelectStmt;
 
 typedef enum ESetOperatorType { SET_OP_TYPE_UNION_ALL = 1, SET_OP_TYPE_UNION } ESetOperatorType;

source/libs/parser/inc/parAst.h

@@ -143,12 +143,12 @@ SNode* createDropTableClause(SAstCreateContext* pCxt, bool ignoreNotExists, SNod
 SNode* createDropTableStmt(SAstCreateContext* pCxt, SNodeList* pTables);
 SNode* createDropSuperTableStmt(SAstCreateContext* pCxt, bool ignoreNotExists, SNode* pRealTable);
 SNode* createAlterTableModifyOptions(SAstCreateContext* pCxt, SNode* pRealTable, SNode* pOptions);
-SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType,
-                                    const SToken* pColName, SDataType dataType);
-SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pColName);
-SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType,
-                                 const SToken* pOldColName, const SToken* pNewColName);
-SNode* createAlterTableSetTag(SAstCreateContext* pCxt, SNode* pRealTable, const SToken* pTagName, SNode* pVal);
+SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pColName,
+                                    SDataType dataType);
+SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pColName);
+SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pOldColName,
+                                 SToken* pNewColName);
+SNode* createAlterTableSetTag(SAstCreateContext* pCxt, SNode* pRealTable, SToken* pTagName, SNode* pVal);
 SNode* createUseDatabaseStmt(SAstCreateContext* pCxt, SToken* pDbName);
 SNode* createShowStmt(SAstCreateContext* pCxt, ENodeType type, SNode* pDbName, SNode* pTbNamePattern);
 SNode* createShowCreateDatabaseStmt(SAstCreateContext* pCxt, const SToken* pDbName);

source/libs/parser/inc/parInsertData.h

@@ -94,7 +94,7 @@ static FORCE_INLINE void getSTSRowAppendInfo(uint8_t rowType, SParsedDataColInfo
                                              col_id_t *colIdx) {
   col_id_t schemaIdx = 0;
   if (IS_DATA_COL_ORDERED(spd)) {
-    schemaIdx = spd->boundColumns[idx] - PRIMARYKEY_TIMESTAMP_COL_ID;
+    schemaIdx = spd->boundColumns[idx];
     if (TD_IS_TP_ROW_T(rowType)) {
       *toffset = (spd->cols + schemaIdx)->toffset;  // the offset of firstPart
       *colIdx = schemaIdx;
@@ -104,7 +104,7 @@ static FORCE_INLINE void getSTSRowAppendInfo(uint8_t rowType, SParsedDataColInfo
     }
   } else {
     ASSERT(idx == (spd->colIdxInfo + idx)->boundIdx);
-    schemaIdx = (spd->colIdxInfo + idx)->schemaColIdx - PRIMARYKEY_TIMESTAMP_COL_ID;
+    schemaIdx = (spd->colIdxInfo + idx)->schemaColIdx;
     if (TD_IS_TP_ROW_T(rowType)) {
       *toffset = (spd->cols + schemaIdx)->toffset;
       *colIdx = schemaIdx;
@@ -133,14 +133,15 @@ static FORCE_INLINE int32_t setBlockInfo(SSubmitBlk *pBlocks, STableDataBlocks *
 int32_t schemaIdxCompar(const void *lhs, const void *rhs);
 int32_t boundIdxCompar(const void *lhs, const void *rhs);
 void    setBoundColumnInfo(SParsedDataColInfo *pColList, SSchema *pSchema, col_id_t numOfCols);
-void destroyBlockArrayList(SArray* pDataBlockList);
-void destroyBlockHashmap(SHashObj* pDataBlockHash);
+void    destroyBlockArrayList(SArray *pDataBlockList);
+void    destroyBlockHashmap(SHashObj *pDataBlockHash);
 int     initRowBuilder(SRowBuilder *pBuilder, int16_t schemaVer, SParsedDataColInfo *pColInfo);
-int32_t allocateMemIfNeed(STableDataBlocks *pDataBlock, int32_t rowSize, int32_t * numOfRows);
-int32_t getDataBlockFromList(SHashObj* pHashList, void* id, int32_t idLen, int32_t size, int32_t startOffset, int32_t rowSize,
-     STableMeta* pTableMeta, STableDataBlocks** dataBlocks, SArray* pBlockList, SVCreateTbReq* pCreateTbReq);
-int32_t mergeTableDataBlocks(SHashObj* pHashObj, uint8_t payloadType, SArray** pVgDataBlocks);
-int32_t buildCreateTbMsg(STableDataBlocks* pBlocks, SVCreateTbReq* pCreateTbReq);
+int32_t allocateMemIfNeed(STableDataBlocks *pDataBlock, int32_t rowSize, int32_t *numOfRows);
+int32_t getDataBlockFromList(SHashObj *pHashList, void *id, int32_t idLen, int32_t size, int32_t startOffset,
+                             int32_t rowSize, STableMeta *pTableMeta, STableDataBlocks **dataBlocks, SArray *pBlockList,
+                             SVCreateTbReq *pCreateTbReq);
+int32_t mergeTableDataBlocks(SHashObj *pHashObj, uint8_t payloadType, SArray **pVgDataBlocks);
+int32_t buildCreateTbMsg(STableDataBlocks *pBlocks, SVCreateTbReq *pCreateTbReq);
 
 int32_t allocateMemForSize(STableDataBlocks *pDataBlock, int32_t allSize);
 

source/libs/parser/src/parAstCreater.c

@@ -968,9 +968,9 @@ SNode* createAlterTableModifyOptions(SAstCreateContext* pCxt, SNode* pRealTable,
   return createAlterTableStmtFinalize(pRealTable, pStmt);
 }
 
-SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType,
-                                    const SToken* pColName, SDataType dataType) {
-  if (NULL == pRealTable) {
+SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pColName,
+                                    SDataType dataType) {
+  if (NULL == pRealTable || !checkColumnName(pCxt, pColName)) {
     return NULL;
   }
   SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
@@ -981,8 +981,8 @@ SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable,
   return createAlterTableStmtFinalize(pRealTable, pStmt);
 }
 
-SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pColName) {
-  if (NULL == pRealTable) {
+SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pColName) {
+  if (NULL == pRealTable || !checkColumnName(pCxt, pColName)) {
     return NULL;
   }
   SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
@@ -992,9 +992,9 @@ SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_
   return createAlterTableStmtFinalize(pRealTable, pStmt);
 }
 
-SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType,
-                                 const SToken* pOldColName, const SToken* pNewColName) {
-  if (NULL == pRealTable) {
+SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, SToken* pOldColName,
+                                 SToken* pNewColName) {
+  if (NULL == pRealTable || !checkColumnName(pCxt, pOldColName) || !checkColumnName(pCxt, pNewColName)) {
     return NULL;
   }
   SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
@@ -1005,8 +1005,8 @@ SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int
   return createAlterTableStmtFinalize(pRealTable, pStmt);
 }
 
-SNode* createAlterTableSetTag(SAstCreateContext* pCxt, SNode* pRealTable, const SToken* pTagName, SNode* pVal) {
-  if (NULL == pRealTable) {
+SNode* createAlterTableSetTag(SAstCreateContext* pCxt, SNode* pRealTable, SToken* pTagName, SNode* pVal) {
+  if (NULL == pRealTable || !checkColumnName(pCxt, pTagName)) {
     return NULL;
   }
   SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);

source/libs/parser/src/parCalcConst.c

@@ -189,11 +189,18 @@ static int32_t calcConstProject(SNode* pProject, SNode** pNew) {
   return code;
 }
 
-static int32_t calcConstProjections(SCalcConstContext* pCxt, SNodeList* pProjections, bool subquery) {
+static bool isUselessCol(bool hasSelectValFunc, SExprNode* pProj) {
+  if (hasSelectValFunc && QUERY_NODE_FUNCTION == nodeType(pProj) && fmIsSelectFunc(((SFunctionNode*)pProj)->funcId)) {
+    return false;
+  }
+  return NULL == ((SExprNode*)pProj)->pAssociation;
+}
+
+static int32_t calcConstProjections(SCalcConstContext* pCxt, SSelectStmt* pSelect, bool subquery) {
   SNode* pProj = NULL;
-  WHERE_EACH(pProj, pProjections) {
-    if (subquery && NULL == ((SExprNode*)pProj)->pAssociation) {
-      ERASE_NODE(pProjections);
+  WHERE_EACH(pProj, pSelect->pProjectionList) {
+    if (subquery && isUselessCol(pSelect->hasSelectValFunc, (SExprNode*)pProj)) {
+      ERASE_NODE(pSelect->pProjectionList);
       continue;
     }
     SNode*  pNew = NULL;
@@ -226,7 +233,7 @@ static int32_t calcConstGroupBy(SCalcConstContext* pCxt, SSelectStmt* pSelect) {
 }
 
 static int32_t calcConstSelect(SCalcConstContext* pCxt, SSelectStmt* pSelect, bool subquery) {
-  int32_t code = calcConstProjections(pCxt, pSelect->pProjectionList, subquery);
+  int32_t code = calcConstProjections(pCxt, pSelect, subquery);
   if (TSDB_CODE_SUCCESS == code) {
     code = calcConstFromTable(pCxt, pSelect);
   }

source/libs/parser/src/parInsert.c

@@ -701,7 +701,7 @@ static int32_t parseBoundColumns(SInsertParseContext* pCxt, SParsedDataColInfo*
     }
     lastColIdx = index;
     pColList->cols[index].valStat = VAL_STAT_HAS;
-    pColList->boundColumns[pColList->numOfBound] = index + PRIMARYKEY_TIMESTAMP_COL_ID;
+    pColList->boundColumns[pColList->numOfBound] = index;
     ++pColList->numOfBound;
     switch (pSchema[t].type) {
       case TSDB_DATA_TYPE_BINARY:
@@ -815,7 +815,7 @@ static int32_t parseTagsClause(SInsertParseContext* pCxt, SSchema* pSchema, uint
       return buildInvalidOperationMsg(&pCxt->msg, "no mix usage for ? and tag values");
     }
 
-    SSchema* pTagSchema = &pSchema[pCxt->tags.boundColumns[i] - 1];  // colId starts with 1
+    SSchema* pTagSchema = &pSchema[pCxt->tags.boundColumns[i]];
     param.schema = pTagSchema;
     CHECK_CODE(
         parseValueToken(&pCxt->pSql, &sToken, pTagSchema, precision, tmpTokenBuf, KvRowAppend, &param, &pCxt->msg));
@@ -903,7 +903,7 @@ static int32_t parseUsingClause(SInsertParseContext* pCxt, SName* name, char* tb
   if (TK_NK_LP != sToken.type) {
     return buildSyntaxErrMsg(&pCxt->msg, "( is expected", sToken.z);
   }
-  CHECK_CODE(parseTagsClause(pCxt, pCxt->pTableMeta->schema, getTableInfo(pCxt->pTableMeta).precision, name->tname));
+  CHECK_CODE(parseTagsClause(pCxt, pTagsSchema, getTableInfo(pCxt->pTableMeta).precision, name->tname));
   NEXT_VALID_TOKEN(pCxt->pSql, sToken);
   if (TK_NK_COMMA == sToken.type) {
     return generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_TAGS_NOT_MATCHED);
@@ -929,7 +929,7 @@ static int parseOneRow(SInsertParseContext* pCxt, STableDataBlocks* pDataBlocks,
   // 1. set the parsed value from sql string
   for (int i = 0; i < spd->numOfBound; ++i) {
     NEXT_TOKEN_WITH_PREV(pCxt->pSql, sToken);
-    SSchema* pSchema = &schema[spd->boundColumns[i] - 1];
+    SSchema* pSchema = &schema[spd->boundColumns[i]];
 
     if (sToken.type == TK_NK_QUESTION) {
       isParseBindParam = true;
@@ -1337,7 +1337,7 @@ int32_t qBindStmtTagsValue(void* pBlock, void* boundTags, int64_t suid, char* tN
       continue;
     }
 
-    SSchema* pTagSchema = &pSchema[tags->boundColumns[c] - 1];  // colId starts with 1
+    SSchema* pTagSchema = &pSchema[tags->boundColumns[c]];
     param.schema = pTagSchema;
 
     int32_t colLen = pTagSchema->bytes;
@@ -1384,7 +1384,7 @@ int32_t qBindStmtColsValue(void* pBlock, TAOS_MULTI_BIND* bind, char* msgBuf, in
     tdSRowResetBuf(pBuilder, row);
 
     for (int c = 0; c < spd->numOfBound; ++c) {
-      SSchema* pColSchema = &pSchema[spd->boundColumns[c] - 1];
+      SSchema* pColSchema = &pSchema[spd->boundColumns[c]];
 
       if (bind[c].num != rowNum) {
         return buildInvalidOperationMsg(&pBuf, "row number in each bind param should be the same");
@@ -1467,7 +1467,7 @@ int32_t qBindStmtSingleColValue(void* pBlock, TAOS_MULTI_BIND* bind, char* msgBu
       tdSRowGetBuf(pBuilder, row);
     }
 
-    SSchema* pColSchema = &pSchema[spd->boundColumns[colIdx] - 1];
+    SSchema* pColSchema = &pSchema[spd->boundColumns[colIdx]];
 
     if (bind->num != rowNum) {
       return buildInvalidOperationMsg(&pBuf, "row number in each bind param should be the same");
@@ -1539,7 +1539,7 @@ int32_t buildBoundFields(SParsedDataColInfo* boundInfo, SSchema* pSchema, int32_
     }
 
     for (int32_t i = 0; i < boundInfo->numOfBound; ++i) {
-      SSchema* pTagSchema = &pSchema[boundInfo->boundColumns[i] - 1];
+      SSchema* pTagSchema = &pSchema[boundInfo->boundColumns[i]];
       strcpy((*fields)[i].name, pTagSchema->name);
       (*fields)[i].type = pTagSchema->type;
       (*fields)[i].bytes = pTagSchema->bytes;
@@ -1638,7 +1638,7 @@ static int32_t smlBoundColumnData(SArray* cols, SParsedDataColInfo* pColList, SS
     }
     lastColIdx = index;
     pColList->cols[index].valStat = VAL_STAT_HAS;
-    pColList->boundColumns[pColList->numOfBound] = index + PRIMARYKEY_TIMESTAMP_COL_ID;
+    pColList->boundColumns[pColList->numOfBound] = index;
     ++pColList->numOfBound;
     switch (pSchema[t].type) {
       case TSDB_DATA_TYPE_BINARY:
@@ -1688,7 +1688,7 @@ static int32_t smlBuildTagRow(SArray* cols, SKVRowBuilder* tagsBuilder, SParsedD
 
   SKvParam param = {.builder = tagsBuilder};
   for (int i = 0; i < tags->numOfBound; ++i) {
-    SSchema* pTagSchema = &pSchema[tags->boundColumns[i] - 1];  // colId starts with 1
+    SSchema* pTagSchema = &pSchema[tags->boundColumns[i]];
     param.schema = pTagSchema;
     SSmlKv* kv = taosArrayGetP(cols, i);
     if (IS_VAR_DATA_TYPE(kv->type)) {

source/libs/parser/src/parInsertData.c

@@ -74,7 +74,7 @@ void setBoundColumnInfo(SParsedDataColInfo* pColList, SSchema* pSchema, col_id_t
       default:
         break;
     }
-    pColList->boundColumns[i] = pSchema[i].colId;
+    pColList->boundColumns[i] = i;
   }
   pColList->allNullLen += pColList->flen;
   pColList->boundNullLen = pColList->allNullLen;  // default set allNullLen

source/libs/parser/src/parTranslater.c

@@ -812,7 +812,7 @@ static EDealRes translateOperator(STranslateContext* pCxt, SOperatorNode* pOp) {
   return DEAL_RES_CONTINUE;
 }
 
-static EDealRes haveAggOrNonstdFunction(SNode* pNode, void* pContext) {
+static EDealRes haveVectorFunction(SNode* pNode, void* pContext) {
   if (isAggFunc(pNode)) {
     *((bool*)pContext) = true;
     return DEAL_RES_END;
@@ -857,7 +857,7 @@ static int32_t rewriteCountStar(STranslateContext* pCxt, SFunctionNode* pCount)
 
 static bool hasInvalidFuncNesting(SNodeList* pParameterList) {
   bool hasInvalidFunc = false;
-  nodesWalkExprs(pParameterList, haveAggOrNonstdFunction, &hasInvalidFunc);
+  nodesWalkExprs(pParameterList, haveVectorFunction, &hasInvalidFunc);
   return hasInvalidFunc;
 }
 
@@ -1009,6 +1009,7 @@ static EDealRes rewriteColToSelectValFunc(STranslateContext* pCxt, SNode** pNode
   }
   if (TSDB_CODE_SUCCESS == pCxt->errCode) {
     *pNode = (SNode*)pFunc;
+    pCxt->pCurrStmt->hasSelectValFunc = true;
   } else {
     nodesDestroyNode(pFunc);
   }
@@ -1096,7 +1097,7 @@ typedef struct CheckAggColCoexistCxt {
   STranslateContext* pTranslateCxt;
   bool               existAggFunc;
   bool               existCol;
-  bool               existNonstdFunc;
+  bool               existIndefiniteRowsFunc;
   int32_t            selectFuncNum;
   bool               existOtherAggFunc;
 } CheckAggColCoexistCxt;
@@ -1113,7 +1114,7 @@ static EDealRes doCheckAggColCoexist(SNode* pNode, void* pContext) {
     return DEAL_RES_IGNORE_CHILD;
   }
   if (isIndefiniteRowsFunc(pNode)) {
-    pCxt->existNonstdFunc = true;
+    pCxt->existIndefiniteRowsFunc = true;
     return DEAL_RES_IGNORE_CHILD;
   }
   if (isScanPseudoColumnFunc(pNode) || QUERY_NODE_COLUMN == nodeType(pNode)) {
@@ -1129,7 +1130,7 @@ static int32_t checkAggColCoexist(STranslateContext* pCxt, SSelectStmt* pSelect)
   CheckAggColCoexistCxt cxt = {.pTranslateCxt = pCxt,
                                .existAggFunc = false,
                                .existCol = false,
-                               .existNonstdFunc = false,
+                               .existIndefiniteRowsFunc = false,
                                .selectFuncNum = 0,
                                .existOtherAggFunc = false};
   nodesWalkExprs(pSelect->pProjectionList, doCheckAggColCoexist, &cxt);
@@ -1142,7 +1143,7 @@ static int32_t checkAggColCoexist(STranslateContext* pCxt, SSelectStmt* pSelect)
   if ((cxt.selectFuncNum > 1 || cxt.existAggFunc || NULL != pSelect->pWindow) && cxt.existCol) {
     return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_SINGLE_GROUP);
   }
-  if (cxt.existNonstdFunc && cxt.existCol) {
+  if (cxt.existIndefiniteRowsFunc && cxt.existCol) {
     return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_NOT_ALLOWED_FUNC);
   }
   return TSDB_CODE_SUCCESS;
@@ -4079,9 +4080,7 @@ static int32_t addValToKVRow(STranslateContext* pCxt, SValueNode* pVal, const SS
     return parseJsontoTagData(pVal->literal, pBuilder, &pCxt->msgBuf, pSchema->colId);
   }
 
-  if (pVal->node.resType.type == TSDB_DATA_TYPE_NULL) {
-    // todo
-  } else {
+  if (pVal->node.resType.type != TSDB_DATA_TYPE_NULL) {
     tdAddColToKVRow(pBuilder, pSchema->colId, nodesGetValueFromNode(pVal),
                     IS_VAR_DATA_TYPE(pSchema->type) ? varDataTLen(pVal->datum.p) : TYPE_BYTES[pSchema->type]);
   }
@@ -4097,16 +4096,17 @@ static int32_t createValueFromFunction(STranslateContext* pCxt, SFunctionNode* p
   return code;
 }
 
-static SDataType schemaToDataType(SSchema* pSchema) {
-  SDataType dt = {.type = pSchema->type, .bytes = pSchema->bytes, .precision = 0, .scale = 0};
+static SDataType schemaToDataType(uint8_t precision, SSchema* pSchema) {
+  SDataType dt = {.type = pSchema->type, .bytes = pSchema->bytes, .precision = precision, .scale = 0};
   return dt;
 }
 
-static int32_t translateTagVal(STranslateContext* pCxt, SSchema* pSchema, SNode* pNode, SValueNode** pVal) {
+static int32_t translateTagVal(STranslateContext* pCxt, uint8_t precision, SSchema* pSchema, SNode* pNode,
+                               SValueNode** pVal) {
   if (QUERY_NODE_FUNCTION == nodeType(pNode)) {
     return createValueFromFunction(pCxt, (SFunctionNode*)pNode, pVal);
   } else if (QUERY_NODE_VALUE == nodeType(pNode)) {
-    return (DEAL_RES_ERROR == translateValueImpl(pCxt, (SValueNode*)pNode, schemaToDataType(pSchema))
+    return (DEAL_RES_ERROR == translateValueImpl(pCxt, (SValueNode*)pNode, schemaToDataType(precision, pSchema))
                 ? pCxt->errCode
                 : TSDB_CODE_SUCCESS);
   } else {
@@ -4137,7 +4137,7 @@ static int32_t buildKVRowForBindTags(STranslateContext* pCxt, SCreateSubTableCla
       return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_TAG_NAME, pCol->colName);
     }
     SValueNode* pVal = NULL;
-    int32_t     code = translateTagVal(pCxt, pSchema, pNode, &pVal);
+    int32_t     code = translateTagVal(pCxt, pSuperTableMeta->tableInfo.precision, pSchema, pNode, &pVal);
     if (TSDB_CODE_SUCCESS == code) {
       if (NULL == pVal) {
         pVal = (SValueNode*)pNode;
@@ -4167,7 +4167,7 @@ static int32_t buildKVRowForAllTags(STranslateContext* pCxt, SCreateSubTableClau
   int32_t  index = 0;
   FOREACH(pNode, pStmt->pValsOfTags) {
     SValueNode* pVal = NULL;
-    int32_t     code = translateTagVal(pCxt, pTagSchema + index, pNode, &pVal);
+    int32_t     code = translateTagVal(pCxt, pSuperTableMeta->tableInfo.precision, pTagSchema + index, pNode, &pVal);
     if (TSDB_CODE_SUCCESS == code) {
       if (NULL == pVal) {
         pVal = (SValueNode*)pNode;
@@ -4447,19 +4447,21 @@ static int32_t buildUpdateTagValReq(STranslateContext* pCxt, SAlterTableStmt* pS
     return TSDB_CODE_OUT_OF_MEMORY;
   }
 
-  if (DEAL_RES_ERROR == translateValueImpl(pCxt, pStmt->pVal, schemaToDataType(pSchema))) {
+  if (DEAL_RES_ERROR ==
+      translateValueImpl(pCxt, pStmt->pVal, schemaToDataType(pTableMeta->tableInfo.precision, pSchema))) {
     return pCxt->errCode;
   }
 
   pReq->isNull = (TSDB_DATA_TYPE_NULL == pStmt->pVal->node.resType.type);
-  if(pStmt->pVal->node.resType.type == TSDB_DATA_TYPE_JSON){
+  if (pStmt->pVal->node.resType.type == TSDB_DATA_TYPE_JSON) {
     SKVRowBuilder kvRowBuilder = {0};
     int32_t       code = tdInitKVRowBuilder(&kvRowBuilder);
 
     if (TSDB_CODE_SUCCESS != code) {
       return TSDB_CODE_OUT_OF_MEMORY;
     }
-    if (pStmt->pVal->literal && strlen(pStmt->pVal->literal) > (TSDB_MAX_JSON_TAG_LEN - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE) {
+    if (pStmt->pVal->literal &&
+        strlen(pStmt->pVal->literal) > (TSDB_MAX_JSON_TAG_LEN - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE) {
       return buildSyntaxErrMsg(&pCxt->msgBuf, "json string too long than 4095", pStmt->pVal->literal);
     }
 
@@ -4477,7 +4479,7 @@ static int32_t buildUpdateTagValReq(STranslateContext* pCxt, SAlterTableStmt* pS
     pReq->pTagVal = row;
     pStmt->pVal->datum.p = row;  // for free
     tdDestroyKVRowBuilder(&kvRowBuilder);
-  }else{
+  } else {
     pReq->nTagVal = pStmt->pVal->node.resType.bytes;
     if (TSDB_DATA_TYPE_NCHAR == pStmt->pVal->node.resType.type) {
       pReq->nTagVal = pReq->nTagVal * TSDB_NCHAR_SIZE;
@@ -4689,14 +4691,14 @@ static int32_t rewriteAlterTable(STranslateContext* pCxt, SQuery* pQuery) {
   }
 
   if (getNumOfTags(pTableMeta) == 1 && pStmt->alterType == TSDB_ALTER_TABLE_DROP_TAG) {
-    return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE, "can not drop tag if there is only one tag");
+    return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_ALTER_TABLE,
+                                "can not drop tag if there is only one tag");
   }
 
   if (TSDB_SUPER_TABLE == pTableMeta->tableType) {
     SSchema* pTagsSchema = getTableTagSchema(pTableMeta);
     if (getNumOfTags(pTableMeta) == 1 && pTagsSchema->type == TSDB_DATA_TYPE_JSON &&
-        (pStmt->alterType == TSDB_ALTER_TABLE_ADD_TAG ||
-         pStmt->alterType ==  TSDB_ALTER_TABLE_DROP_TAG ||
+        (pStmt->alterType == TSDB_ALTER_TABLE_ADD_TAG || pStmt->alterType == TSDB_ALTER_TABLE_DROP_TAG ||
          pStmt->alterType == TSDB_ALTER_TABLE_UPDATE_TAG_BYTES)) {
       return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_ONE_JSON_TAG);
     }

source/libs/parser/test/mockCatalog.cpp

@@ -154,6 +154,7 @@ void generateTestST1(MockCatalogService* mcs) {
   builder.done();
   mcs->createSubTable("test", "st1", "st1s1", 1);
   mcs->createSubTable("test", "st1", "st1s2", 2);
+  mcs->createSubTable("test", "st1", "st1s3", 1);
 }
 
 }  // namespace

source/libs/planner/test/planJoinTest.cpp

@@ -44,3 +44,9 @@ TEST_F(PlanJoinTest, withWhere) {
   run("SELECT t1.c1, t2.c1 FROM st1s1 t1 JOIN st1s2 t2 ON t1.ts = t2.ts "
       "WHERE t1.c1 > t2.c1 AND t1.c2 = 'abc' AND t2.c2 = 'qwe'");
 }
+
+TEST_F(PlanJoinTest, multiJoin) {
+  useDb("root", "test");
+
+  run("SELECT t1.c1, t2.c1 FROM st1s1 t1 JOIN st1s2 t2 ON t1.ts = t2.ts JOIN st1s3 t3 ON t1.ts = t3.ts");
+}

tests/script/tsim/stable/add_column.sim

@@ -120,7 +120,7 @@ endi
 if $data[1][1] != 1 then
   return -1
 endi
-if $data[2][2] != 2 then
+if $data[1][2] != 2 then
   return -1
 endi
 if $data[1][3] != 3 then