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Merge pull request #21371 from taosdata/fix/TD-24234 

fix: distinct wrong result issue
This commit is contained in:
dapan1121 2023-05-19 18:15:04 +08:00 committed by GitHub
parent bcaa44e290 6e6853413c
commit 778b7b84fd
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 41 additions and 3 deletions
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4
source/dnode/mnode/impl/src/mndDb.c
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@ -929,7 +929,7 @@ static void mndDumpDbCfgInfo(SDbCfgRsp *cfgRsp, SDbObj *pDb) {
cfgRsp->walRetentionSize = pDb->cfg.walRetentionSize;
cfgRsp->walSegmentSize = pDb->cfg.walSegmentSize;
cfgRsp->numOfRetensions = pDb->cfg.numOfRetensions;
cfgRsp->pRetensions = pDb->cfg.pRetensions;
cfgRsp->pRetensions = taosArrayDup(pDb->cfg.pRetensions, NULL);
cfgRsp->schemaless = pDb->cfg.schemaless;
cfgRsp->sstTrigger = pDb->cfg.sstTrigger;
}
@ -972,6 +972,8 @@ static int32_t mndProcessGetDbCfgReq(SRpcMsg *pReq) {
_OVER:
tFreeSDbCfgRsp(&cfgRsp);
if (code != 0) {
mError("db:%s, failed to get cfg since %s", cfgReq.db, terrstr());
}

9
source/libs/planner/src/planLogicCreater.c
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@ -551,11 +551,16 @@ static SNode* createGroupingSetNode(SNode* pExpr) {
return (SNode*)pGroupingSet;
}
static EGroupAction getGroupAction(SLogicPlanContext* pCxt, SSelectStmt* pSelect) {
static EGroupAction getDistinctGroupAction(SLogicPlanContext* pCxt, SSelectStmt* pSelect) {
return (pCxt->pPlanCxt->streamQuery || NULL != pSelect->pLimit || NULL != pSelect->pSlimit) ? GROUP_ACTION_KEEP
: GROUP_ACTION_NONE;
}
static EGroupAction getGroupAction(SLogicPlanContext* pCxt, SSelectStmt* pSelect) {
return ((pCxt->pPlanCxt->streamQuery || NULL != pSelect->pLimit || NULL != pSelect->pSlimit) && !pSelect->isDistinct) ? GROUP_ACTION_KEEP
: GROUP_ACTION_NONE;
}
static EDataOrderLevel getRequireDataOrder(bool needTimeline, SSelectStmt* pSelect) {
return needTimeline ? (NULL != pSelect->pPartitionByList ? DATA_ORDER_LEVEL_IN_GROUP : DATA_ORDER_LEVEL_GLOBAL)
: DATA_ORDER_LEVEL_NONE;
@ -1159,7 +1164,7 @@ static int32_t createDistinctLogicNode(SLogicPlanContext* pCxt, SSelectStmt* pSe
return TSDB_CODE_OUT_OF_MEMORY;
}
pAgg->node.groupAction = GROUP_ACTION_CLEAR;
pAgg->node.groupAction = GROUP_ACTION_CLEAR;//getDistinctGroupAction(pCxt, pSelect);
pAgg->node.requireDataOrder = DATA_ORDER_LEVEL_NONE;
pAgg->node.resultDataOrder = DATA_ORDER_LEVEL_NONE;

1
tests/parallel_test/cases.task
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@ -900,6 +900,7 @@
,,y,script,./test.sh -f tsim/query/multi_order_by.sim
,,y,script,./test.sh -f tsim/query/sys_tbname.sim
,,y,script,./test.sh -f tsim/query/groupby.sim
,,y,script,./test.sh -f tsim/query/groupby_distinct.sim
,,y,script,./test.sh -f tsim/query/event.sim
,,y,script,./test.sh -f tsim/query/forceFill.sim
,,y,script,./test.sh -f tsim/query/emptyTsRange.sim

30
tests/script/tsim/query/groupby_distinct.sim Normal file
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@ -0,0 +1,30 @@
system sh/stop_dnodes.sh
system sh/deploy.sh -n dnode1 -i 1
system sh/exec.sh -n dnode1 -s start
sql connect
sql drop database if exists db1;
sql create database db1;
sql use db1;
sql create stable sta (ts timestamp, f1 int, f2 binary(200)) tags(t1 int, t2 int, t3 int);
sql create table tba1 using sta tags(1, 1, 1);
sql insert into tba1 values ('2022-04-26 15:15:08', 1, "a");
sql insert into tba1 values ('2022-04-26 15:15:07', 1, "b");
sql insert into tba1 values ('2022-04-26 15:15:06', 1, "a");
sql insert into tba1 values ('2022-04-26 15:15:05', 1, "b");
sql insert into tba1 values ('2022-04-26 15:15:04', 1, "c");
sql insert into tba1 values ('2022-04-26 15:15:03', 1, "c");
sql insert into tba1 values ('2022-04-26 15:15:02', 1, "d");
sql insert into tba1 values ('2022-04-26 15:15:01', 1, "d");
sql select distinct avg(f1) as avgv from sta group by f2;
if $rows != 1 then
return -1
endi
sql select distinct avg(f1) as avgv from sta group by f2 limit 1,10;
if $rows != 0 then
return -1
endi
system sh/exec.sh -n dnode1 -s stop -x SIGINT