fix:add logic for ins_columns

source/common/src/systable.c

@@ -178,8 +178,8 @@ static const SSysDbTableSchema userTagsSchema[] = {
 
 static const SSysDbTableSchema userColsSchema[] = {
     {.name = "table_name", .bytes = SYSTABLE_SCH_TABLE_NAME_LEN, .type = TSDB_DATA_TYPE_VARCHAR, .sysInfo = false},
-    {.name = "table_type", .bytes = 21 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_VARCHAR, .sysInfo = false},
     {.name = "db_name", .bytes = SYSTABLE_SCH_DB_NAME_LEN, .type = TSDB_DATA_TYPE_VARCHAR, .sysInfo = false},
+    {.name = "table_type", .bytes = 21 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_VARCHAR, .sysInfo = false},
     {.name = "col_name", .bytes = TSDB_COL_NAME_LEN - 1 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_VARCHAR, .sysInfo = false},
     {.name = "col_type", .bytes = 32 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_VARCHAR, .sysInfo = false},
     {.name = "col_length", .bytes = 4, .type = TSDB_DATA_TYPE_INT, .sysInfo = false},

source/dnode/mnode/impl/src/mndShow.c

@@ -193,13 +193,15 @@ static int32_t mndProcessRetrieveSysTableReq(SRpcMsg *pReq) {
   int32_t    rowsToRead = SHOW_STEP_SIZE;
   int32_t    size = 0;
   int32_t    rowsRead = 0;
-
+  mDebug("mndProcessRetrieveSysTableReq start");
   SRetrieveTableReq retrieveReq = {0};
   if (tDeserializeSRetrieveTableReq(pReq->pCont, pReq->contLen, &retrieveReq) != 0) {
     terrno = TSDB_CODE_INVALID_MSG;
     return -1;
   }
 
+  mDebug("mndProcessRetrieveSysTableReq tb:%s", retrieveReq.tb);
+
   if (retrieveReq.showId == 0) {
     STableMetaRsp *pMeta = taosHashGet(pMnode->infosMeta, retrieveReq.tb, strlen(retrieveReq.tb));
     if (pMeta == NULL) {

source/dnode/mnode/impl/src/mndStb.c

@@ -2903,12 +2903,12 @@ static int32_t buildDbColsInfoBlock(const SSDataBlock* p, const SSysTableMeta* p
       SColumnInfoData* pColInfoData = taosArrayGet(p->pDataBlock, 0);
       colDataAppend(pColInfoData, numOfRows, tName, false);
 
+      // database name
       pColInfoData = taosArrayGet(p->pDataBlock, 1);
-      colDataAppend(pColInfoData, numOfRows, typeName, false);
+      colDataAppend(pColInfoData, numOfRows, dName, false);
 
-      // database name
       pColInfoData = taosArrayGet(p->pDataBlock, 2);
-      colDataAppend(pColInfoData, numOfRows, dName, false);
+      colDataAppend(pColInfoData, numOfRows, typeName, false);
 
       // col name
       char colName[TSDB_COL_NAME_LEN + VARSTR_HEADER_SIZE] = {0};
@@ -2963,7 +2963,6 @@ static int32_t mndRetrieveStbCol(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pB
   SMnode  *pMnode = pReq->info.node;
   SSdb    *pSdb = pMnode->pSdb;
   SStbObj *pStb = NULL;
-  int32_t  cols = 0;
 
   int32_t numOfRows = buildSysDbColsInfo(pBlock);
   mDebug("mndRetrieveStbCol get system table cols, rows:%d, db:%s", numOfRows, pShow->db);
@@ -2984,8 +2983,6 @@ static int32_t mndRetrieveStbCol(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pB
       continue;
     }
 
-    cols = 0;
-
     SName name = {0};
     char  stbName[TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE] = {0};
     mndExtractTbNameFromStbFullName(pStb->name, &stbName[VARSTR_HEADER_SIZE], TSDB_TABLE_NAME_LEN);
@@ -2999,14 +2996,15 @@ static int32_t mndRetrieveStbCol(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pB
     varDataSetLen(db, strlen(varDataVal(db)));
 
     for(int i = 0; i < pStb->numOfColumns; i++){
+      int32_t  cols = 0;
       SColumnInfoData *pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
       colDataAppend(pColInfo, numOfRows, (const char *)stbName, false);
 
       pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-      colDataAppend(pColInfo, numOfRows, typeName, false);
+      colDataAppend(pColInfo, numOfRows, (const char *)db, false);
 
       pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-      colDataAppend(pColInfo, numOfRows, (const char *)db, false);
+      colDataAppend(pColInfo, numOfRows, typeName, false);
 
       // col name
       char colName[TSDB_COL_NAME_LEN + VARSTR_HEADER_SIZE] = {0};
@@ -3036,10 +3034,9 @@ static int32_t mndRetrieveStbCol(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pB
         pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
         colDataAppendNULL(pColInfo, numOfRows);
       }
-
+      numOfRows++;
     }
 
-    numOfRows++;
     sdbRelease(pSdb, pStb);
   }
 

source/libs/executor/src/sysscanoperator.c

@@ -67,7 +67,6 @@ typedef struct SSysTableScanInfo {
   SLoadRemoteDataInfo    loadInfo;
 
   int32_t                tbnameSlotId;
-  bool                   isGetStableCols;
 } SSysTableScanInfo;
 
 typedef struct {
@@ -921,12 +920,12 @@ static int32_t sysTableUserColsFillOneTableCols(const SSysTableScanInfo* pInfo,
     pColInfoData = taosArrayGet(dataBlock->pDataBlock, 0);
     colDataAppend(pColInfoData, numOfRows, tName, false);
 
+    // database name
     pColInfoData = taosArrayGet(dataBlock->pDataBlock, 1);
-    colDataAppend(pColInfoData, numOfRows, tableType, false);
+    colDataAppend(pColInfoData, numOfRows, dbname, false);
 
-    // database name
     pColInfoData = taosArrayGet(dataBlock->pDataBlock, 2);
-    colDataAppend(pColInfoData, numOfRows, dbname, false);
+    colDataAppend(pColInfoData, numOfRows, tableType, false);
 
     // col name
     char colName[TSDB_COL_NAME_LEN + VARSTR_HEADER_SIZE] = {0};
@@ -1549,10 +1548,10 @@ static SSDataBlock* doSysTableScan(SOperatorInfo* pOperator) {
   char               dbName[TSDB_DB_NAME_LEN] = {0};
 
   const char* name = tNameGetTableName(&pInfo->name);
-  if (pInfo->showRewrite) {
   getDBNameFromCondition(pInfo->pCondition, dbName);
-    sprintf(pInfo->req.db, "%d.%s", pInfo->accountId, dbName);
-  }
+  strcpy(pInfo->req.db, dbName);
+//  sprintf(pInfo->req.db, "%d.%s", pInfo->accountId, dbName);
+
   SSDataBlock* pBlock = NULL;
   if (strncasecmp(name, TSDB_INS_TABLE_TABLES, TSDB_TABLE_FNAME_LEN) == 0) {
     pBlock = sysTableScanUserTables(pOperator);
@@ -1630,7 +1629,7 @@ static SSDataBlock* sysTableScanFromMNode(SOperatorInfo* pOperator, SSysTableSca
     tsem_wait(&pInfo->ready);
 
     if (pTaskInfo->code) {
-      qDebug("%s load meta data from mnode failed, totalRows:%" PRIu64 ", code:%s", GET_TASKID(pTaskInfo),
+      qError("%s load meta data from mnode failed, totalRows:%" PRIu64 ", code:%s", GET_TASKID(pTaskInfo),
              pInfo->loadInfo.totalRows, tstrerror(pTaskInfo->code));
       return NULL;
     }
@@ -1703,8 +1702,7 @@ SOperatorInfo* createSysTableScanOperatorInfo(void* readHandle, SSystemTableScan
   const char* name = tNameGetTableName(&pInfo->name);
 
   if (strncasecmp(name, TSDB_INS_TABLE_TABLES, TSDB_TABLE_FNAME_LEN) == 0 ||
-      strncasecmp(name, TSDB_INS_TABLE_TAGS, TSDB_TABLE_FNAME_LEN) == 0 ||
-      strncasecmp(name, TSDB_INS_TABLE_COLS, TSDB_TABLE_FNAME_LEN) == 0) {
+      strncasecmp(name, TSDB_INS_TABLE_TAGS, TSDB_TABLE_FNAME_LEN) == 0) {
     pInfo->readHandle = *(SReadHandle*)readHandle;
   } else {
     tsem_init(&pInfo->ready, 0, 0);