[td-11818] support select *

include/libs/parser/parsenodes.h

@@ -135,9 +135,8 @@ typedef struct SQueryStmtInfo {
   SArray          *pUdfInfo;
 
   struct SQueryStmtInfo *sibling;     // sibling
-  struct SQueryStmtInfo *pDownstream;
   SMultiFunctionsDesc    info;
-  SArray            *pUpstream;   // SArray<struct SQueryStmtInfo>
+  SArray            *pDownstream;   // SArray<struct SQueryStmtInfo>
   int32_t            havingFieldNum;
   int32_t            exprListLevelIndex;
 } SQueryStmtInfo;

source/libs/parser/inc/parserInt.h

@@ -98,7 +98,7 @@ int32_t checkForInvalidExpr(SQueryStmtInfo* pQueryInfo, SMsgBuf* pMsgBuf);
  * @param msgBufLen
  * @return
  */
-int32_t qParserExtractRequestedMetaInfo(const SSqlInfo* pSqlInfo, SCatalogReq* pMetaInfo, char* msg, int32_t msgBufLen);
+int32_t qParserExtractRequestedMetaInfo(const SSqlInfo* pSqlInfo, SCatalogReq* pMetaInfo, SParseBasicCtx *pCtx, char* msg, int32_t msgBufLen);
 
 /**
  * Destroy the meta data request structure.

source/libs/parser/src/astValidate.c

@@ -213,7 +213,7 @@ SQueryStmtInfo *createQueryInfo() {
 
   pQueryInfo->slimit.limit   = -1;
   pQueryInfo->slimit.offset  = 0;
-  pQueryInfo->pUpstream      = taosArrayInit(4, POINTER_BYTES);
+  pQueryInfo->pDownstream = taosArrayInit(4, POINTER_BYTES);
   pQueryInfo->window         = TSWINDOW_INITIALIZER;
 
   pQueryInfo->exprList       = calloc(10, POINTER_BYTES);
@@ -247,8 +247,8 @@ static void destroyQueryInfoImpl(SQueryStmtInfo* pQueryInfo) {
   tfree(pQueryInfo->fillVal);
   tfree(pQueryInfo->buf);
 
-  taosArrayDestroy(pQueryInfo->pUpstream);
-  pQueryInfo->pUpstream = NULL;
+  taosArrayDestroy(pQueryInfo->pDownstream);
+  pQueryInfo->pDownstream = NULL;
   pQueryInfo->bufLen = 0;
 }
 
@@ -256,9 +256,9 @@ void destroyQueryInfo(SQueryStmtInfo* pQueryInfo) {
   while (pQueryInfo != NULL) {
     SQueryStmtInfo* p = pQueryInfo->sibling;
 
-    size_t numOfUpstream = taosArrayGetSize(pQueryInfo->pUpstream);
+    size_t numOfUpstream = taosArrayGetSize(pQueryInfo->pDownstream);
     for (int32_t i = 0; i < numOfUpstream; ++i) {
-      SQueryStmtInfo* pUpQueryInfo = taosArrayGetP(pQueryInfo->pUpstream, i);
+      SQueryStmtInfo* pUpQueryInfo = taosArrayGetP(pQueryInfo->pDownstream, i);
       destroyQueryInfoImpl(pUpQueryInfo);
       clearAllTableMetaInfo(pUpQueryInfo, false, 0);
       tfree(pUpQueryInfo);
@@ -288,7 +288,6 @@ static int32_t doValidateSubquery(SSqlNode* pSqlNode, int32_t index, SQueryStmtI
   }
 
   pSub->pUdfInfo = pUdfInfo;
-  pSub->pDownstream = pQueryInfo;
   int32_t code = validateSqlNode(p, pSub, pMsgBuf);
   if (code != TSDB_CODE_SUCCESS) {
     return code;
@@ -311,7 +310,7 @@ static int32_t doValidateSubquery(SSqlNode* pSqlNode, int32_t index, SQueryStmtI
     tstrncpy(pTableMetaInfo1->aliasName, subInfo->aliasName.z, subInfo->aliasName.n + 1);
   }
 
-  taosArrayPush(pQueryInfo->pUpstream, &pSub);
+  taosArrayPush(pQueryInfo->pDownstream, &pSub);
 
   // NOTE: order mix up in subquery not support yet.
   pQueryInfo->order = pSub->order;
@@ -600,7 +599,7 @@ int32_t checkForUnsupportedQuery(SQueryStmtInfo* pQueryInfo, SMsgBuf* pMsgBuf) {
       return buildInvalidOperationMsg(pMsgBuf, msg1);
     }
 
-    if (f == FUNCTION_BLKINFO && taosArrayGetSize(pQueryInfo->pUpstream) > 0) {
+    if (f == FUNCTION_BLKINFO && taosArrayGetSize(pQueryInfo->pDownstream) > 0) {
       return buildInvalidOperationMsg(pMsgBuf, msg1);
     }
 
@@ -1584,7 +1583,6 @@ int32_t validateSqlNode(SSqlNode* pSqlNode, SQueryStmtInfo* pQueryInfo, SMsgBuf*
   }
 
   pushDownAggFuncExprInfo(pQueryInfo);
-//  addColumnNodeFromLowerLevel(pQueryInfo);
 
   for(int32_t i = 0; i < 1; ++i) {
     SArray* functionList = extractFunctionList(pQueryInfo->exprList[i]);
@@ -3904,17 +3902,30 @@ int32_t qParserValidateSqlNode(SParseBasicCtx *pCtx, SSqlInfo* pInfo, SQueryStmt
 
   // TODO: check if the qnode info has been cached already
   req.qNodeRequired = true;
-  code = qParserExtractRequestedMetaInfo(pInfo, &req, msgBuf, msgBufLen);
+  code = qParserExtractRequestedMetaInfo(pInfo, &req, pCtx, msgBuf, msgBufLen);
   if (code != TSDB_CODE_SUCCESS) {
     return code;
   }
 
   // load the meta data from catalog
-  code = catalogGetAllMeta(pCtx->pCatalog, pCtx->pTransporter, &pCtx->mgmtEpSet, &req, &data);
+//  code = catalogGetAllMeta(pCtx->pCatalog, pCtx->pTransporter, &pCtx->mgmtEpSet, &req, &data);
+  STableMeta* pmt = NULL;
+
+  SName* name = taosArrayGet(req.pTableName, 0);
+  code = catalogGetTableMeta(pCtx->pCatalog, pCtx->pTransporter, &pCtx->mgmtEpSet, name, &pmt);
   if (code != TSDB_CODE_SUCCESS) {
     return code;
   }
 
+  data.pTableMeta = taosArrayInit(1, POINTER_BYTES);
+  taosArrayPush(data.pTableMeta, &pmt);
+
+  pQueryInfo->pTableMetaInfo = calloc(1, POINTER_BYTES);
+  pQueryInfo->pTableMetaInfo[0] = calloc(1, sizeof(STableMetaInfo));
+  pQueryInfo->pTableMetaInfo[0]->pTableMeta = pmt;
+  pQueryInfo->pTableMetaInfo[0]->name = *name;
+  pQueryInfo->numOfTables = 1;
+
   // evaluate the sqlnode
   STableMeta* pTableMeta = (STableMeta*) taosArrayGetP(data.pTableMeta, 0);
   assert(pTableMeta != NULL);

source/libs/parser/src/dCDAstProcess.c

@@ -194,6 +194,18 @@ static int32_t doCheckDbOptions(SCreateDbMsg* pCreate, SMsgBuf* pMsgBuf) {
              TSDB_MIN_VNODES_PER_DB, TSDB_MAX_VNODES_PER_DB);
   }
 
+  val = htonl(pCreate->maxRows);
+  if (val < TSDB_MIN_MAX_ROW_FBLOCK || val > TSDB_MAX_MAX_ROW_FBLOCK) {
+    snprintf(msg, tListLen(msg), "invalid number of max rows in file block for DB:%d valid range: [%d, %d]", val,
+             TSDB_MIN_MAX_ROW_FBLOCK, TSDB_MAX_MAX_ROW_FBLOCK);
+  }
+
+  val = htonl(pCreate->minRows);
+  if (val < TSDB_MIN_MIN_ROW_FBLOCK || val > TSDB_MAX_MIN_ROW_FBLOCK) {
+    snprintf(msg, tListLen(msg), "invalid number of min rows in file block for DB:%d valid range: [%d, %d]", val,
+             TSDB_MIN_MIN_ROW_FBLOCK, TSDB_MAX_MIN_ROW_FBLOCK);
+  }
+
   return TSDB_CODE_SUCCESS;
 }
 

source/libs/parser/src/parser.c

@@ -61,7 +61,7 @@ int32_t parseQuerySql(SParseContext* pCxt, SQueryNode** pQuery) {
       pDcl->nodeType = info.type;
     }
   } else {
-    SQueryStmtInfo* pQueryInfo = calloc(1, sizeof(SQueryStmtInfo));
+    SQueryStmtInfo* pQueryInfo = createQueryInfo();
     if (pQueryInfo == NULL) {
       terrno = TSDB_CODE_QRY_OUT_OF_MEMORY; // set correct error code.
       return terrno;
@@ -89,7 +89,7 @@ int32_t qParserConvertSql(const char* pStr, size_t length, char** pConvertSql) {
   return 0;
 }
 
-static int32_t getTableNameFromSqlNode(SSqlNode* pSqlNode, SArray* tableNameList, SMsgBuf* pMsgBuf);
+static int32_t getTableNameFromSqlNode(SSqlNode* pSqlNode, SArray* tableNameList, SParseBasicCtx *pCtx, SMsgBuf* pMsgBuf);
 
 static int32_t tnameComparFn(const void* p1, const void* p2) {
   SName* pn1 = (SName*)p1;
@@ -113,7 +113,7 @@ static int32_t tnameComparFn(const void* p1, const void* p2) {
   }
 }
 
-static int32_t getTableNameFromSubquery(SSqlNode* pSqlNode, SArray* tableNameList, SMsgBuf* pMsgBuf) {
+static int32_t getTableNameFromSubquery(SSqlNode* pSqlNode, SArray* tableNameList, SParseBasicCtx *pCtx, SMsgBuf* pMsgBuf) {
   int32_t numOfSub = (int32_t)taosArrayGetSize(pSqlNode->from->list);
 
   for (int32_t j = 0; j < numOfSub; ++j) {
@@ -123,12 +123,12 @@ static int32_t getTableNameFromSubquery(SSqlNode* pSqlNode, SArray* tableNameLis
     for (int32_t i = 0; i < num; ++i) {
       SSqlNode* p = taosArrayGetP(sub->pSubquery->node, i);
       if (p->from->type == SQL_FROM_NODE_TABLES) {
-        int32_t code = getTableNameFromSqlNode(p, tableNameList, pMsgBuf);
+        int32_t code = getTableNameFromSqlNode(p, tableNameList, pCtx, pMsgBuf);
         if (code != TSDB_CODE_SUCCESS) {
           return code;
         }
       } else {
-        getTableNameFromSubquery(p, tableNameList, pMsgBuf);
+        getTableNameFromSubquery(p, tableNameList, pCtx, pMsgBuf);
       }
     }
   }
@@ -136,7 +136,7 @@ static int32_t getTableNameFromSubquery(SSqlNode* pSqlNode, SArray* tableNameLis
   return TSDB_CODE_SUCCESS;
 }
 
-int32_t getTableNameFromSqlNode(SSqlNode* pSqlNode, SArray* tableNameList, SMsgBuf* pMsgBuf) {
+int32_t getTableNameFromSqlNode(SSqlNode* pSqlNode, SArray* tableNameList, SParseBasicCtx *pParseCtx, SMsgBuf* pMsgBuf) {
   const char* msg1 = "invalid table name";
 
   int32_t numOfTables = (int32_t) taosArrayGetSize(pSqlNode->from->list);
@@ -155,7 +155,11 @@ int32_t getTableNameFromSqlNode(SSqlNode* pSqlNode, SArray* tableNameList, SMsgB
     }
 
     SName name = {0};
-    strndequote(name.tname, t->z, t->n);
+    int32_t code = createSName(&name, t, pParseCtx, pMsgBuf);
+    if (code != TSDB_CODE_SUCCESS) {
+      return buildInvalidOperationMsg(pMsgBuf, msg1);
+    }
+
     taosArrayPush(tableNameList, &name);
   }
 
@@ -166,7 +170,7 @@ static void freePtrElem(void* p) {
   tfree(*(char**)p);
 }
 
-int32_t qParserExtractRequestedMetaInfo(const SSqlInfo* pSqlInfo, SCatalogReq* pMetaInfo, char* msg, int32_t msgBufLen) {
+int32_t qParserExtractRequestedMetaInfo(const SSqlInfo* pSqlInfo, SCatalogReq* pMetaInfo, SParseBasicCtx *pCtx, char* msg, int32_t msgBufLen) {
   int32_t code  = TSDB_CODE_SUCCESS;
   SMsgBuf msgBuf = {.buf = msg, .len = msgBufLen};
 
@@ -182,12 +186,12 @@ int32_t qParserExtractRequestedMetaInfo(const SSqlInfo* pSqlInfo, SCatalogReq* p
 
     // load the table meta in the FROM clause
     if (pSqlNode->from->type == SQL_FROM_NODE_TABLES) {
-      code = getTableNameFromSqlNode(pSqlNode, pMetaInfo->pTableName, &msgBuf);
+      code = getTableNameFromSqlNode(pSqlNode, pMetaInfo->pTableName, pCtx, &msgBuf);
       if (code != TSDB_CODE_SUCCESS) {
         return code;
       }
     } else {
-      code = getTableNameFromSubquery(pSqlNode, pMetaInfo->pTableName, &msgBuf);
+      code = getTableNameFromSubquery(pSqlNode, pMetaInfo->pTableName, pCtx, &msgBuf);
       if (code != TSDB_CODE_SUCCESS) {
         return code;
       }

source/libs/parser/test/parserTests.cpp

@@ -77,12 +77,15 @@ void sqlCheck(const char* sql, bool valid) {
   buf.len = 128;
   buf.buf = msg;
 
+  SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
   SSqlNode* pNode = (SSqlNode*)taosArrayGetP(((SArray*)info1.sub.node), 0);
   int32_t   code = evaluateSqlNode(pNode, TSDB_TIME_PRECISION_NANO, &buf);
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -119,7 +122,11 @@ TEST(testCase, validateAST_test) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -177,7 +184,11 @@ TEST(testCase, function_Test) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -223,7 +234,11 @@ TEST(testCase, function_Test2) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -269,7 +284,11 @@ TEST(testCase, function_Test3) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -314,7 +333,11 @@ TEST(testCase, function_Test4) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -362,7 +385,11 @@ TEST(testCase, function_Test5) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -447,7 +474,11 @@ TEST(testCase, function_Test6) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+  SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -525,7 +556,11 @@ TEST(testCase, function_Test6) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -587,7 +622,11 @@ TEST(testCase, function_Test6) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
+
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -636,7 +675,7 @@ TEST(testCase, function_Test6) {
   code = evaluateSqlNode(pNode, TSDB_TIME_PRECISION_NANO, &buf);
   ASSERT_EQ(code, 0);
 
-  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -666,7 +705,10 @@ TEST(testCase, function_Test6) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+   SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -688,7 +730,7 @@ TEST(testCase, function_Test6) {
   code = evaluateSqlNode(pNode, TSDB_TIME_PRECISION_NANO, &buf);
   ASSERT_EQ(code, 0);
 
-  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 

source/libs/parser/test/plannerTest.cpp

@@ -81,7 +81,8 @@ void generateLogicplan(const char* sql) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+  SParseBasicCtx  ctx = {0};
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 
@@ -121,7 +122,9 @@ TEST(testCase, planner_test) {
   ASSERT_EQ(code, 0);
 
   SCatalogReq req = {0};
-  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+  SParseBasicCtx  ctx = {0};
+
+  int32_t  ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 

source/libs/parser/test/tokenizerTest.cpp

@@ -710,7 +710,11 @@ TEST(testCase, extractMeta_test) {
 
   char msg[128] = {0};
   SCatalogReq req  = {0};
-  int32_t ret = qParserExtractRequestedMetaInfo(&info1, &req, msg, 128);
+
+  SParseBasicCtx ctx = {0};
+  ctx.db = "db1";
+  ctx.acctId = 1;
+  int32_t ret = qParserExtractRequestedMetaInfo(&info1, &req, &ctx, msg, 128);
   ASSERT_EQ(ret, 0);
   ASSERT_EQ(taosArrayGetSize(req.pTableName), 1);
 

source/libs/planner/inc/plannerInt.h

@@ -53,8 +53,8 @@ typedef struct SQueryDistPlanNodeInfo {
 typedef struct SQueryTableInfo {
   char           *tableName; // to be deleted
   uint64_t        uid;       // to be deleted
-  STableMetaInfo* pMeta;
-  STimeWindow window;
+  STableMetaInfo *pMeta;
+  STimeWindow     window;
 } SQueryTableInfo;
 
 typedef struct SQueryPlanNode {

source/libs/planner/src/logicPlan.c

@@ -64,10 +64,11 @@ static int32_t createModificationOpPlan(const SQueryNode* pNode, SQueryPlanNode*
 }
 
 int32_t createSelectPlan(const SQueryStmtInfo* pSelect, SQueryPlanNode** pQueryPlan) {
-  SArray* upstream = createQueryPlanImpl(pSelect);
-  assert(taosArrayGetSize(upstream) == 1);
-  *pQueryPlan = taosArrayGetP(upstream, 0);
-  taosArrayDestroy(upstream);
+  SArray* pDownstream = createQueryPlanImpl(pSelect);
+  assert(taosArrayGetSize(pDownstream) == 1);
+
+  *pQueryPlan = taosArrayGetP(pDownstream, 0);
+  taosArrayDestroy(pDownstream);
   return TSDB_CODE_SUCCESS;
 }
 
@@ -100,23 +101,21 @@ void destroyQueryPlan(SQueryPlanNode* pQueryNode) {
 
 //======================================================================================================================
 
-static SQueryPlanNode* createQueryNode(int32_t type, const char* name, SQueryPlanNode** prev, int32_t numOfPrev,
+static SQueryPlanNode* createQueryNode(int32_t type, const char* name, SQueryPlanNode** pChildrenNode, int32_t numOfChildren,
                                    SExprInfo** pExpr, int32_t numOfOutput, const void* pExtInfo) {
   SQueryPlanNode* pNode = calloc(1, sizeof(SQueryPlanNode));
 
   pNode->info.type = type;
   pNode->info.name = strdup(name);
-
   pNode->numOfExpr = numOfOutput;
-  pNode->pExpr = taosArrayInit(numOfOutput, POINTER_BYTES);
 
-  for(int32_t i = 0; i < numOfOutput; ++i) {
-    taosArrayPush(pNode->pExpr, &pExpr[i]);
-  }
+  pNode->pExpr = taosArrayInit(numOfOutput, POINTER_BYTES);
+  taosArrayAddBatch(pNode->pExpr, pExpr, numOfOutput);
+  assert(pNode->numOfExpr == numOfOutput);
 
   pNode->pChildren = taosArrayInit(4, POINTER_BYTES);
-  for(int32_t i = 0; i < numOfPrev; ++i) {
-    taosArrayPush(pNode->pChildren, &prev[i]);
+  for(int32_t i = 0; i < numOfChildren; ++i) {
+    taosArrayPush(pNode->pChildren, &pChildrenNode[i]);
   }
 
   switch(type) {
@@ -184,8 +183,7 @@ static SQueryPlanNode* createQueryNode(int32_t type, const char* name, SQueryPla
   return pNode;
 }
 
-static SQueryPlanNode* doAddTableColumnNode(const SQueryStmtInfo* pQueryInfo, STableMetaInfo* pTableMetaInfo, SQueryTableInfo* info,
-                                        SArray* pExprs, SArray* tableCols) {
+static SQueryPlanNode* doAddTableColumnNode(const SQueryStmtInfo* pQueryInfo, SQueryTableInfo* info, SArray* pExprs, SArray* tableCols) {
   if (pQueryInfo->info.onlyTagQuery) {
     int32_t num = (int32_t) taosArrayGetSize(pExprs);
     SQueryPlanNode* pNode = createQueryNode(QNODE_TAGSCAN, "TableTagScan", NULL, 0, pExprs->pData, num, info);
@@ -193,16 +191,12 @@ static SQueryPlanNode* doAddTableColumnNode(const SQueryStmtInfo* pQueryInfo, ST
     if (pQueryInfo->info.distinct) {
       pNode = createQueryNode(QNODE_DISTINCT, "Distinct", &pNode, 1, pExprs->pData, num, NULL);
     }
-
     return pNode;
   }
 
   SQueryPlanNode*  pNode = createQueryNode(QNODE_TABLESCAN, "TableScan", NULL, 0, NULL, 0, info);
 
-  if (pQueryInfo->info.projectionQuery) {
-    int32_t numOfOutput = (int32_t) taosArrayGetSize(pExprs);
-    pNode = createQueryNode(QNODE_PROJECT, "Projection", &pNode, 1, pExprs->pData, numOfOutput, NULL);
-  } else {
+  if (!pQueryInfo->info.projectionQuery) {
     STableMetaInfo* pTableMetaInfo1 = getMetaInfo(pQueryInfo, 0);
 
     // table source column projection, generate the projection expr
@@ -262,7 +256,11 @@ static SQueryPlanNode* doCreateQueryPlanForSingleTableImpl(const SQueryStmtInfo*
         pNode = createQueryNode(QNODE_AGGREGATE, "Aggregate", &pNode, 1, p->pData, num, NULL);
       }
     } else {
-      pNode = createQueryNode(QNODE_PROJECT, "Projection", &pNode, 1, p->pData, num, NULL);
+      // here we can push down the projection to tablescan operator.
+      pNode->numOfExpr = num;
+      pNode->pExpr = taosArrayInit(num, POINTER_BYTES);
+      taosArrayAddAll(pNode->pExpr, p);
+//      pNode = createQueryNode(QNODE_PROJECT, "Projection", &pNode, 1, p->pData, num, NULL);
     }
   }
 
@@ -299,9 +297,11 @@ static SQueryPlanNode* doCreateQueryPlanForSingleTable(const SQueryStmtInfo* pQu
   tstrncpy(name, pTableMetaInfo->name.tname, TSDB_TABLE_FNAME_LEN);
 
   SQueryTableInfo info = {.tableName = strdup(name), .uid = pTableMetaInfo->pTableMeta->uid,};
+  info.window = pQueryInfo->window;
+  info.pMeta  = pTableMetaInfo;
 
   // handle the only tag query
-  SQueryPlanNode* pNode = doAddTableColumnNode(pQueryInfo, pTableMetaInfo, &info, pExprs, tableCols);
+  SQueryPlanNode* pNode = doAddTableColumnNode(pQueryInfo, &info, pExprs, tableCols);
   if (pQueryInfo->info.onlyTagQuery) {
     tfree(info.tableName);
     return pNode;
@@ -326,23 +326,23 @@ static bool isAllAggExpr(SArray* pList) {
 }
 
 SArray* createQueryPlanImpl(const SQueryStmtInfo* pQueryInfo) {
-  SArray* upstream = NULL;
+  SArray* pDownstream = NULL;
 
-  if (pQueryInfo->pUpstream != NULL && taosArrayGetSize(pQueryInfo->pUpstream) > 0) {  // subquery in the from clause
-    upstream = taosArrayInit(4, POINTER_BYTES);
+  if (pQueryInfo->pDownstream != NULL && taosArrayGetSize(pQueryInfo->pDownstream) > 0) {  // subquery in the from clause
+    pDownstream = taosArrayInit(4, POINTER_BYTES);
 
-    size_t size = taosArrayGetSize(pQueryInfo->pUpstream);
+    size_t size = taosArrayGetSize(pQueryInfo->pDownstream);
     for(int32_t i = 0; i < size; ++i) {
-      SQueryStmtInfo* pq = taosArrayGet(pQueryInfo->pUpstream, i);
+      SQueryStmtInfo* pq = taosArrayGet(pQueryInfo->pDownstream, i);
       SArray* p = createQueryPlanImpl(pq);
-      taosArrayAddBatch(upstream, p->pData, (int32_t) taosArrayGetSize(p));
+      taosArrayAddBatch(pDownstream, p->pData, (int32_t) taosArrayGetSize(p));
     }
   }
 
   if (pQueryInfo->numOfTables > 1) {  // it is a join query
     // 1. separate the select clause according to table
-    taosArrayDestroy(upstream);
-    upstream = taosArrayInit(5, POINTER_BYTES);
+    taosArrayDestroy(pDownstream);
+    pDownstream = taosArrayInit(5, POINTER_BYTES);
 
     for(int32_t i = 0; i < pQueryInfo->numOfTables; ++i) {
       STableMetaInfo* pTableMetaInfo = pQueryInfo->pTableMetaInfo[i];
@@ -365,30 +365,30 @@ SArray* createQueryPlanImpl(const SQueryStmtInfo* pQueryInfo) {
       columnListCopy(tableColumnList, pQueryInfo->colList, uid);
 
       // 4. add the projection query node
-      SQueryPlanNode* pNode = doAddTableColumnNode(pQueryInfo, pTableMetaInfo, &info, exprList, tableColumnList);
+      SQueryPlanNode* pNode = doAddTableColumnNode(pQueryInfo, &info, exprList, tableColumnList);
       columnListDestroy(tableColumnList);
 //      dropAllExprInfo(exprList);
-      taosArrayPush(upstream, &pNode);
+      taosArrayPush(pDownstream, &pNode);
     }
 
     // 3. add the join node here
     SQueryTableInfo info = {0};
     int32_t num = (int32_t) taosArrayGetSize(pQueryInfo->exprList[0]);
-    SQueryPlanNode* pNode = createQueryNode(QNODE_JOIN, "Join", upstream->pData, pQueryInfo->numOfTables,
+    SQueryPlanNode* pNode = createQueryNode(QNODE_JOIN, "Join", pDownstream->pData, pQueryInfo->numOfTables,
                                         pQueryInfo->exprList[0]->pData, num, NULL);
 
     // 4. add the aggregation or projection execution node
     pNode = doCreateQueryPlanForSingleTableImpl(pQueryInfo, pNode, &info);
-    upstream = taosArrayInit(5, POINTER_BYTES);
-    taosArrayPush(upstream, &pNode);
+    pDownstream = taosArrayInit(5, POINTER_BYTES);
+    taosArrayPush(pDownstream, &pNode);
   } else { // only one table, normal query process
     STableMetaInfo* pTableMetaInfo = pQueryInfo->pTableMetaInfo[0];
     SQueryPlanNode* pNode = doCreateQueryPlanForSingleTable(pQueryInfo, pTableMetaInfo, pQueryInfo->exprList[0], pQueryInfo->colList);
-    upstream = taosArrayInit(5, POINTER_BYTES);
-    taosArrayPush(upstream, &pNode);
+    pDownstream = taosArrayInit(5, POINTER_BYTES);
+    taosArrayPush(pDownstream, &pNode);
   }
 
-  return upstream;
+  return pDownstream;
 }
 
 static void doDestroyQueryNode(SQueryPlanNode* pQueryNode) {
@@ -434,22 +434,23 @@ static int32_t doPrintPlan(char* buf, SQueryPlanNode* pQueryNode, int32_t level,
   switch(pQueryNode->info.type) {
     case QNODE_TABLESCAN: {
       SQueryTableInfo* pInfo = (SQueryTableInfo*)pQueryNode->pExtInfo;
-      len1 = sprintf(buf + len, "%s #%" PRIu64 ") time_range: %" PRId64 " - %" PRId64, pInfo->tableName, pInfo->uid,
-                     pInfo->window.skey, pInfo->window.ekey);
+      len1 = sprintf(buf + len, "%s #%" PRIu64, pInfo->tableName, pInfo->uid);
       assert(len1 > 0);
       len += len1;
 
-      for (int32_t i = 0; i < pQueryNode->numOfExpr; ++i) {
-        SColumn* pCol = taosArrayGetP(pQueryNode->pExpr, i);
-        len1 = sprintf(buf + len, " [%s #%d] ", pCol->name, pCol->info.colId);
-
-        assert(len1 > 0);
-        len += len1;
-      }
+      len1 = sprintf(buf + len, " , cols:");
+      assert(len1 > 0);
+      len += len1;
 
-      len1 = sprintf(buf + len, "\n");
+      len = printExprInfo(buf, pQueryNode, len);
+      len1 = sprintf(buf + len, ")");
       assert(len1 > 0);
 
+      // todo print filter info
+      len1 = sprintf(buf + len, ") filters:(nil)");
+      len += len1;
+
+      len1 = sprintf(buf + len, " time_range: %" PRId64 " - %" PRId64"\n", pInfo->window.skey, pInfo->window.ekey);
       len += len1;
       break;
     }

source/libs/planner/src/physicalPlan.c

@@ -187,7 +187,8 @@ static SSubplan* initSubplan(SPlanContext* pCxt, int32_t type) {
   SSubplan* subplan = validPointer(calloc(1, sizeof(SSubplan)));
   subplan->id = pCxt->nextId;
   ++(pCxt->nextId.subplanId);
-  subplan->type = type;
+
+  subplan->type  = type;
   subplan->level = 0;
   if (NULL != pCxt->pCurrentSubplan) {
     subplan->level = pCxt->pCurrentSubplan->level + 1;
@@ -275,6 +276,8 @@ static SPhyNode* createPhyNode(SPlanContext* pCxt, SQueryPlanNode* pPlanNode) {
     case QNODE_TABLESCAN:
       node = createTableScanNode(pCxt, pPlanNode);
       break;
+    case QNODE_PROJECT:
+//      node = create
     case QNODE_MODIFY:
       // Insert is not an operator in a physical plan.
       break;
@@ -335,7 +338,7 @@ int32_t createDag(SQueryPlanNode* pQueryNode, struct SCatalog* pCatalog, SQueryD
       .pCatalog = pCatalog,
       .pDag = validPointer(calloc(1, sizeof(SQueryDag))),
       .pCurrentSubplan = NULL,
-      .nextId = {0} // todo queryid
+      .nextId = {.queryId = requestId},
     };
 
     *pDag = context.pDag;

source/libs/planner/src/physicalPlanJson.c

@@ -230,9 +230,11 @@ static bool columnInfoToJson(const void* obj, cJSON* jCol) {
   if (res) {
     res = cJSON_AddNumberToObject(jCol, jkColumnInfoBytes, col->bytes);
   }
-  if (res) {
-    res = addRawArray(jCol, jkColumnInfoFilterList, columnFilterInfoToJson, col->flist.filterInfo, sizeof(SColumnFilterInfo), col->flist.numOfFilters);
+
+  if (res) { // TODO: temporarily disable it
+//    res = addRawArray(jCol, jkColumnInfoFilterList, columnFilterInfoToJson, col->flist.filterInfo, sizeof(SColumnFilterInfo), col->flist.numOfFilters);
   }
+
   return res;
 }
 
@@ -794,7 +796,6 @@ static cJSON* subplanToJson(const SSubplan* subplan) {
   }
 
   // The 'type', 'level', 'execEpSet', 'pChildren' and 'pParents' fields do not need to be serialized.
-
   bool res = addObject(jSubplan, jkSubplanId, subplanIdToJson, &subplan->id);
   if (res) {
     res = addObject(jSubplan, jkSubplanNode, phyNodeToJson, subplan->pNode);
@@ -807,6 +808,7 @@ static cJSON* subplanToJson(const SSubplan* subplan) {
     cJSON_Delete(jSubplan);
     return NULL;
   }
+
   return jSubplan;
 }
 

source/libs/planner/src/planner.c

@@ -64,6 +64,10 @@ int32_t qCreateQueryDag(const struct SQueryNode* pNode, struct SQueryDag** pDag,
     return code;
   }
 
+  char* str = NULL;
+  queryPlanToString(logicPlan, &str);
+  printf("%s\n", str);
+
   code = optimizeQueryPlan(logicPlan);
   if (TSDB_CODE_SUCCESS != code) {
     destroyQueryPlan(logicPlan);

source/libs/scheduler/src/scheduler.c

@@ -88,7 +88,6 @@ int32_t schBuildTaskRalation(SSchJob *job, SHashObj *planToTask) {
     SCH_ERR_RET(TSDB_CODE_SCH_INTERNAL_ERROR);
   }
 
-
   return TSDB_CODE_SUCCESS;
 }
 
@@ -248,19 +247,20 @@ int32_t schSetTaskCandidateAddrs(SSchJob *job, SSchTask *task) {
   }
 
   int32_t addNum = 0;
-  int32_t nodeNum = taosArrayGetSize(job->nodeList);
-  
-  for (int32_t i = 0; i < nodeNum && addNum < SCH_MAX_CONDIDATE_EP_NUM; ++i) {
-    SQueryNodeAddr *naddr = taosArrayGet(job->nodeList, i);
-    
-    if (NULL == taosArrayPush(task->candidateAddrs, &task->plan->execNode)) {
-      qError("taosArrayPush failed");
-      SCH_ERR_RET(TSDB_CODE_QRY_OUT_OF_MEMORY);
+
+  if (job->nodeList) {
+    int32_t nodeNum = (int32_t) taosArrayGetSize(job->nodeList);
+    for (int32_t i = 0; i < nodeNum && addNum < SCH_MAX_CONDIDATE_EP_NUM; ++i) {
+      SQueryNodeAddr *naddr = taosArrayGet(job->nodeList, i);
+
+      if (NULL == taosArrayPush(task->candidateAddrs, &task->plan->execNode)) {
+        qError("taosArrayPush failed");
+        SCH_ERR_RET(TSDB_CODE_QRY_OUT_OF_MEMORY);
+      }
+
+      ++addNum;
     }
-    
-    ++addNum;
   }
-
 /*
   for (int32_t i = 0; i < job->dataSrcEps.numOfEps && addNum < SCH_MAX_CONDIDATE_EP_NUM; ++i) {
     strncpy(epSet->fqdn[epSet->numOfEps], job->dataSrcEps.fqdn[i], sizeof(job->dataSrcEps.fqdn[i]));
@@ -279,8 +279,7 @@ int32_t schPushTaskToExecList(SSchJob *pJob, SSchTask *pTask) {
     SCH_ERR_RET(TSDB_CODE_QRY_OUT_OF_MEMORY);
   }
 
-  qDebug("add one task, taskId:0x%"PRIx64", numOfTasks:%d, reqId:0x%"PRIx64, pTask->taskId, taosHashGetSize(pJob->execTasks),
-         pJob->queryId);
+  qDebug("add one task, taskId:0x%"PRIx64", numOfTasks:%d, reqId:0x%"PRIx64, pTask->taskId, taosHashGetSize(pJob->execTasks), pJob->queryId);
   return TSDB_CODE_SUCCESS;
 }
 
@@ -997,7 +996,7 @@ int32_t scheduleExecJob(void *transport, SArray *nodeList, SQueryDag* pDag, void
 }
 
 int32_t scheduleAsyncExecJob(void *transport, SArray *nodeList, SQueryDag* pDag, void** pJob) {
-  if (NULL == transport || NULL == nodeList ||NULL == pDag || NULL == pDag->pSubplans || NULL == pJob) {
+  if (NULL == transport || /*NULL == nodeList || */NULL == pDag || NULL == pDag->pSubplans || NULL == pJob) {
     SCH_ERR_RET(TSDB_CODE_QRY_INVALID_INPUT);
   }