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fix:stream scan handles empty datablcok

This commit is contained in:
54liuyao 2022-11-30 14:00:30 +08:00
parent 6bfcc2e4c3
commit b30c56bf7c
1 changed files with 10 additions and 1 deletions
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11
source/libs/executor/src/scanoperator.c
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@ -1052,6 +1052,9 @@ static uint64_t getGroupIdByData(SStreamScanInfo* pInfo, uint64_t uid, TSKEY ts,
}
static bool prepareRangeScan(SStreamScanInfo* pInfo, SSDataBlock* pBlock, int32_t* pRowIndex) {
if (pBlock->info.rows == 0) {
return false;
}
if ((*pRowIndex) == pBlock->info.rows) {
return false;
}
@ -1184,10 +1187,10 @@ static SSDataBlock* doRangeScan(SStreamScanInfo* pInfo, SSDataBlock* pSDB, int32
}
static int32_t generateSessionScanRange(SStreamScanInfo* pInfo, SSDataBlock* pSrcBlock, SSDataBlock* pDestBlock) {
blockDataCleanup(pDestBlock);
if (pSrcBlock->info.rows == 0) {
return TSDB_CODE_SUCCESS;
}
blockDataCleanup(pDestBlock);
int32_t code = blockDataEnsureCapacity(pDestBlock, pSrcBlock->info.rows);
if (code != TSDB_CODE_SUCCESS) {
return code;
@ -1837,6 +1840,12 @@ FETCH_NEXT_BLOCK:
}
setBlockGroupIdByUid(pInfo, pDelBlock);
printDataBlock(pDelBlock, "stream scan delete recv filtered");
if (pDelBlock->info.rows == 0) {
if (pInfo->tqReader) {
blockDataDestroy(pDelBlock);
}
goto FETCH_NEXT_BLOCK;
}
if (!isIntervalWindow(pInfo) && !isSessionWindow(pInfo) && !isStateWindow(pInfo)) {
generateDeleteResultBlock(pInfo, pDelBlock, pInfo->pDeleteDataRes);
pInfo->pDeleteDataRes->info.type = STREAM_DELETE_RESULT;