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fix(stream): check the pk during merge rows with identical timestamp.

This commit is contained in:
Haojun Liao 2024-04-09 10:22:13 +08:00
parent 9ed74085d8
commit df516703e1
1 changed files with 33 additions and 9 deletions
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42
source/dnode/vnode/src/tq/tqSink.c
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@ -324,6 +324,7 @@ int32_t doBuildAndSendSubmitMsg(SVnode* pVnode, SStreamTask* pTask, SSubmitReq2*
int32_t doMergeExistedRows(SSubmitTbData* pExisted, const SSubmitTbData* pNew, const char* id) {
int32_t oldLen = taosArrayGetSize(pExisted->aRowP);
int32_t newLen = taosArrayGetSize(pNew->aRowP);
int32_t numOfPk = 0;
int32_t j = 0, k = 0;
SArray* pFinal = taosArrayInit(oldLen + newLen, POINTER_BYTES);
@ -335,17 +336,40 @@ int32_t doMergeExistedRows(SSubmitTbData* pExisted, const SSubmitTbData* pNew, c
while (j < newLen && k < oldLen) {
SRow* pNewRow = taosArrayGetP(pNew->aRowP, j);
SRow* pOldRow = taosArrayGetP(pExisted->aRowP, k);
if (pNewRow->ts <= pOldRow->ts) {
if (pNewRow->ts < pOldRow->ts) {
taosArrayPush(pFinal, &pNewRow);
j += 1;
if (pNewRow->ts == pOldRow->ts) {
k += 1;
tRowDestroy(pOldRow);
}
} else {
} else if (pNewRow->ts > pOldRow->ts) {
taosArrayPush(pFinal, &pOldRow);
k += 1;
} else {
// check for the existance of primary key
if (pNewRow->numOfPKs == 0) {
taosArrayPush(pFinal, &pNewRow);
k += 1;
j += 1;
tRowDestroy(pOldRow);
} else {
numOfPk = pNewRow->numOfPKs;
SRowKey kNew, kOld;
tRowGetKey(pNewRow, &kNew);
tRowGetKey(pOldRow, &kOld);
int32_t ret = tRowKeyCompare(&kNew, &kOld);
if (ret <= 0) {
taosArrayPush(pFinal, &pNewRow);
j += 1;
if (ret == 0) {
k += 1;
tRowDestroy(pOldRow);
}
} else {
taosArrayPush(pFinal, &pOldRow);
k += 1;
}
}
}
}
@ -363,8 +387,8 @@ int32_t doMergeExistedRows(SSubmitTbData* pExisted, const SSubmitTbData* pNew, c
taosArrayDestroy(pExisted->aRowP);
pExisted->aRowP = pFinal;
tqTrace("s-task:%s rows merged, final rows:%d, uid:%" PRId64 ", existed auto-create table:%d, new-block:%d", id,
(int32_t)taosArrayGetSize(pFinal), pExisted->uid, (pExisted->pCreateTbReq != NULL),
tqTrace("s-task:%s rows merged, final rows:%d, pk:%d uid:%" PRId64 ", existed auto-create table:%d, new-block:%d",
id, (int32_t)taosArrayGetSize(pFinal), numOfPk, pExisted->uid, (pExisted->pCreateTbReq != NULL),
(pNew->pCreateTbReq != NULL));
tdDestroySVCreateTbReq(pNew->pCreateTbReq);