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Merge pull request #28153 from taosdata/fix/TD-32353-3.0 

fix(query)[TD-32353]. Fix error handling during tag scan
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Pan Wei 2024-09-27 15:20:51 +08:00 committed by GitHub
parent dc7f309f85 03c33e77aa
commit 1be93844ef
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GPG Key ID: B5690EEEBB952194
1 changed files with 7 additions and 8 deletions
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15
source/libs/executor/src/scanoperator.c
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@ -4294,13 +4294,13 @@ _error:
return code;
}
static int32_t doTagScanOneTable(SOperatorInfo* pOperator, const SSDataBlock* pRes, int32_t count, SMetaReader* mr,
SStorageAPI* pAPI) {
static int32_t doTagScanOneTable(SOperatorInfo* pOperator, SSDataBlock* pRes, SMetaReader* mr, SStorageAPI* pAPI) {
int32_t code = TSDB_CODE_SUCCESS;
int32_t lino = 0;
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
STagScanInfo* pInfo = pOperator->info;
SExprInfo* pExprInfo = &pOperator->exprSupp.pExprInfo[0];
int32_t count = pRes->info.rows;
STableKeyInfo* item = tableListGetInfo(pInfo->pTableListInfo, pInfo->curPos);
if (!item) {
@ -4360,6 +4360,8 @@ _end:
if (code != TSDB_CODE_SUCCESS) {
qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
pTaskInfo->code = code;
} else {
pRes->info.rows++;
}
return code;
@ -4715,26 +4717,23 @@ static int32_t doTagScanFromMetaEntryNext(SOperatorInfo* pOperator, SSDataBlock*
return code;
}
int32_t count = 0;
SMetaReader mr = {0};
pAPI->metaReaderFn.initReader(&mr, pInfo->readHandle.vnode, META_READER_LOCK, &pAPI->metaFn);
pRes->info.rows = 0;
while (pInfo->curPos < size && count < pOperator->resultInfo.capacity) {
code = doTagScanOneTable(pOperator, pRes, count, &mr, &pTaskInfo->storageAPI);
while (pInfo->curPos < size && pRes->info.rows < pOperator->resultInfo.capacity) {
code = doTagScanOneTable(pOperator, pRes, &mr, &pTaskInfo->storageAPI);
if (code != TSDB_CODE_OUT_OF_MEMORY) {
// ignore other error
code = TSDB_CODE_SUCCESS;
}
QUERY_CHECK_CODE(code, lino, _end);
++count;
if (++pInfo->curPos >= size) {
setOperatorCompleted(pOperator);
}
}
pRes->info.rows = count;
pAPI->metaReaderFn.clearReader(&mr);
bool bLimitReached = applyLimitOffset(&pInfo->limitInfo, pRes, pTaskInfo);
if (bLimitReached) {