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fix: a problem of group by tbname

This commit is contained in:
Xiaoyu Wang 2022-07-01 21:06:08 +08:00
parent 246e0ad820
commit 2a114a6b83
3 changed files with 15 additions and 5 deletions
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14
source/libs/nodes/src/nodesUtilFuncs.c
View File

@ -19,8 +19,8 @@
#include "querynodes.h"
#include "taos.h"
#include "taoserror.h"
#include "thash.h"
#include "tdatablock.h"
#include "thash.h"
static SNode* makeNode(ENodeType type, size_t size) {
SNode* p = taosMemoryCalloc(1, size);
@ -1497,13 +1497,18 @@ typedef struct SCollectFuncsCxt {
int32_t errCode;
FFuncClassifier classifier;
SNodeList* pFuncs;
SHashObj* pAliasName;
} SCollectFuncsCxt;
static EDealRes collectFuncs(SNode* pNode, void* pContext) {
SCollectFuncsCxt* pCxt = (SCollectFuncsCxt*)pContext;
if (QUERY_NODE_FUNCTION == nodeType(pNode) && pCxt->classifier(((SFunctionNode*)pNode)->funcId) &&
!(((SExprNode*)pNode)->orderAlias)) {
pCxt->errCode = nodesListStrictAppend(pCxt->pFuncs, nodesCloneNode(pNode));
SExprNode* pExpr = (SExprNode*)pNode;
if (NULL == taosHashGet(pCxt->pAliasName, pExpr->aliasName, strlen(pExpr->aliasName))) {
pCxt->errCode = nodesListStrictAppend(pCxt->pFuncs, nodesCloneNode(pNode));
taosHashPut(pCxt->pAliasName, pExpr->aliasName, strlen(pExpr->aliasName), &pExpr, POINTER_BYTES);
}
return (TSDB_CODE_SUCCESS == pCxt->errCode ? DEAL_RES_IGNORE_CHILD : DEAL_RES_ERROR);
}
return DEAL_RES_CONTINUE;
@ -1515,7 +1520,10 @@ int32_t nodesCollectFuncs(SSelectStmt* pSelect, ESqlClause clause, FFuncClassifi
}
SCollectFuncsCxt cxt = {
.errCode = TSDB_CODE_SUCCESS, .classifier = classifier, .pFuncs = (NULL == *pFuncs ? nodesMakeList() : *pFuncs)};
.errCode = TSDB_CODE_SUCCESS,
.classifier = classifier,
.pFuncs = (NULL == *pFuncs ? nodesMakeList() : *pFuncs),
.pAliasName = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_VARCHAR), false, false)};
if (NULL == cxt.pFuncs) {
return TSDB_CODE_OUT_OF_MEMORY;
}

4
source/libs/planner/src/planOptimizer.c
View File

@ -720,7 +720,7 @@ static int32_t pushDownCondOptDealAgg(SOptimizeContext* pCxt, SAggLogicNode* pAg
// TODO: remove it after full implementation of pushing down to child
if (1 != LIST_LENGTH(pAgg->node.pChildren) ||
QUERY_NODE_LOGIC_PLAN_SCAN != nodeType(nodesListGetNode(pAgg->node.pChildren, 0)) &&
QUERY_NODE_LOGIC_PLAN_PROJECT != nodeType(nodesListGetNode(pAgg->node.pChildren, 0))) {
QUERY_NODE_LOGIC_PLAN_PROJECT != nodeType(nodesListGetNode(pAgg->node.pChildren, 0))) {
return TSDB_CODE_SUCCESS;
}
@ -1251,7 +1251,7 @@ static SNode* partTagsCreateWrapperFunc(const char* pFuncName, SNode* pNode) {
}
strcpy(pFunc->functionName, pFuncName);
if (QUERY_NODE_COLUMN == nodeType(pNode)) {
if (QUERY_NODE_COLUMN == nodeType(pNode) && COLUMN_TYPE_TBNAME != ((SColumnNode*)pNode)->colType) {
SColumnNode* pCol = (SColumnNode*)pNode;
partTagsSetAlias(pFunc->node.aliasName, sizeof(pFunc->node.aliasName), pCol->tableAlias, pCol->colName);
} else {

2
source/libs/planner/test/planOptimizeTest.cpp
View File

@ -68,6 +68,8 @@ TEST_F(PlanOptimizeTest, PartitionTags) {
run("SELECT SUM(c1), tag1 FROM st1 GROUP BY tag1");
run("SELECT SUM(c1), tag1 + 10 FROM st1 GROUP BY tag1 + 10");
run("SELECT SUM(c1), tbname FROM st1 GROUP BY tbname");
}
TEST_F(PlanOptimizeTest, eliminateProjection) {