xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

fix: more concurrency read/write

This commit is contained in:
Hongze Cheng 2022-07-22 02:45:11 +00:00
parent 613ca9c67d
commit 65fc81c45b
2 changed files with 17 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
source/libs/executor/src/executorMain.c
View File

@ -315,6 +315,9 @@ int32_t qStreamPrepareScan(qTaskInfo_t tinfo, const STqOffsetVal* pOffset) {
if (type == QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN) {
SStreamScanInfo* pInfo = pOperator->info;
if (pOffset->type == TMQ_OFFSET__LOG) {
STableScanInfo* pTSInfo = pInfo->pTableScanOp->info;
tsdbReaderClose(pTSInfo->dataReader);
pTSInfo->dataReader = NULL;
#if 0
if (tOffsetEqual(pOffset, &pTaskInfo->streamInfo.lastStatus) &&
pInfo->tqReader->pWalReader->curVersion != pOffset->version) {
@ -358,6 +361,14 @@ int32_t qStreamPrepareScan(qTaskInfo_t tinfo, const STqOffsetVal* pOffset) {
// TODO after dropping table, table may be not found
ASSERT(found);
if (pTableScanInfo == NULL) {
if (tsdbReaderOpen(pTableScanInfo->readHandle.vnode, &pTableScanInfo->cond,
pTaskInfo->tableqinfoList.pTableList, &pTableScanInfo->dataReader, NULL) < 0 ||
pTableScanInfo->dataReader == NULL) {
ASSERT(0);
}
}
tsdbSetTableId(pTableScanInfo->dataReader, uid);
int64_t oldSkey = pTableScanInfo->cond.twindows.skey;
pTableScanInfo->cond.twindows.skey = ts + 1;

7
source/libs/executor/src/scanoperator.c
View File

@ -982,7 +982,9 @@ static SSDataBlock* doRangeScan(SStreamScanInfo* pInfo, SSDataBlock* pSDB, int32
if (!pResult) {
blockDataCleanup(pSDB);
*pRowIndex = 0;
return NULL;
STableScanInfo* pTableScanInfo = pInfo->pTableScanOp->info;
tsdbReaderClose(pTableScanInfo->dataReader);
pTableScanInfo->dataReader = NULL;
}
if (pResult->info.groupId == pInfo->groupId) {
@ -1003,6 +1005,9 @@ static SSDataBlock* doDataScan(SStreamScanInfo* pInfo, SSDataBlock* pSDB, int32_
}
if (!pResult) {
pInfo->updateWin = (STimeWindow){.skey = INT64_MIN, .ekey = INT64_MAX};
STableScanInfo* pTableScanInfo = pInfo->pTableScanOp->info;
tsdbReaderClose(pTableScanInfo->dataReader);
pTableScanInfo->dataReader = NULL;
return NULL;
}