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Merge pull request #17172 from taosdata/feature/3_liaohj 

fix(query): fix memory leak.
This commit is contained in:
Haojun Liao 2022-09-30 13:45:01 +08:00 committed by GitHub
parent d17884f7c7 c9286fed25
commit 1f57a5a1cc
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 13 additions and 4 deletions
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2
source/dnode/vnode/inc/vnode.h
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@ -159,7 +159,7 @@ uint64_t getReaderMaxVersion(STsdbReader *pReader);
int32_t tsdbCacherowsReaderOpen(void *pVnode, int32_t type, SArray *pTableIdList, int32_t numOfCols, void **pReader);
int32_t tsdbRetrieveCacheRows(void *pReader, SSDataBlock *pResBlock, const int32_t *slotIds, SArray *pTableUids);
int32_t tsdbCacherowsReaderClose(void *pReader);
void* tsdbCacherowsReaderClose(void *pReader);
int32_t tsdbGetTableSchema(SVnode *pVnode, int64_t uid, STSchema **pSchema, int64_t *suid);
void tsdbCacheSetCapacity(SVnode *pVnode, size_t capacity);

4
source/dnode/vnode/src/tsdb/tsdbCacheRead.c
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@ -101,7 +101,7 @@ int32_t tsdbCacherowsReaderOpen(void* pVnode, int32_t type, SArray* pTableIdList
return TSDB_CODE_SUCCESS;
}
int32_t tsdbCacherowsReaderClose(void* pReader) {
void* tsdbCacherowsReaderClose(void* pReader) {
SCacheRowsReader* p = pReader;
if (p->pSchema != NULL) {
@ -114,7 +114,7 @@ int32_t tsdbCacherowsReaderClose(void* pReader) {
}
taosMemoryFree(pReader);
return TSDB_CODE_SUCCESS;
return NULL;
}
static int32_t doExtractCacheRow(SCacheRowsReader* pr, SLRUCache* lruCache, uint64_t uid, STSRow** pRow,

11
source/libs/executor/src/cachescanoperator.c
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@ -207,7 +207,7 @@ SSDataBlock* doScanCache(SOperatorInfo* pOperator) {
}
}
tsdbCacherowsReaderClose(pInfo->pLastrowReader);
pInfo->pLastrowReader = tsdbCacherowsReaderClose(pInfo->pLastrowReader);
return pInfo->pRes;
}
}
@ -220,6 +220,15 @@ SSDataBlock* doScanCache(SOperatorInfo* pOperator) {
void destroyLastrowScanOperator(void* param) {
SLastrowScanInfo* pInfo = (SLastrowScanInfo*)param;
blockDataDestroy(pInfo->pRes);
blockDataDestroy(pInfo->pBufferredRes);
taosMemoryFree(pInfo->pSlotIds);
taosArrayDestroy(pInfo->pUidList);
taosArrayDestroy(pInfo->pColMatchInfo);
if (pInfo->pLastrowReader != NULL) {
pInfo->pLastrowReader = tsdbCacherowsReaderClose(pInfo->pLastrowReader);
}
taosMemoryFreeClear(param);
}