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enh(query): opt filter check.

This commit is contained in:
Haojun Liao 2023-01-10 19:31:30 +08:00
parent 94c416eb30
commit 2d73a50469
1 changed files with 23 additions and 9 deletions
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14
source/dnode/vnode/src/meta/metaCache.c
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@ -549,6 +549,19 @@ int32_t metaUidFilterCachePut(SMeta* pMeta, uint64_t suid, const void* pKey, int
tdListAppend(&p->list, pKey);
} else {
// check if it exists or not
size_t size = listNEles(&(*pEntry)->list);
if (size == 0) {
tdListAppend(&(*pEntry)->list, pKey);
} else if (size == 1) {
SListNode* pNode = listHead(&(*pEntry)->list);
uint64_t* p = (uint64_t*) pNode->data;
if (p[1] == ((uint64_t*)pKey)[1] && p[2] == ((uint64_t*)pKey)[2]) {
taosThreadMutexUnlock(pLock);
return TSDB_CODE_SUCCESS;
} else { // not equal, append it
tdListAppend(&(*pEntry)->list, pKey);
}
} else { // more than one element
SListIter iter = {0};
tdListInitIter(&(*pEntry)->list, &iter, TD_LIST_FORWARD);
@ -565,6 +578,7 @@ int32_t metaUidFilterCachePut(SMeta* pMeta, uint64_t suid, const void* pKey, int
tdListAppend(&(*pEntry)->list, pKey);
}
}
// add to cache.
taosLRUCacheInsert(pCache, buf, sizeof(uint64_t) + keyLen, pPayload, payloadLen, freePayload, NULL,