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cache/read: lazy init uidList when laoding from tsdb

This commit is contained in:
Minglei Jin 2023-08-01 16:02:09 +08:00
parent b3fae65d90
commit c0a0e07597
2 changed files with 28 additions and 24 deletions
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29
source/dnode/vnode/src/tsdb/tsdbCache.c
View File

@ -1615,10 +1615,37 @@ static STableLoadInfo *getTableLoadInfo(SCacheRowsReader *pReader, uint64_t uid)
return pInfo;
}
static int32_t uidComparFunc(const void *p1, const void *p2) {
uint64_t pu1 = *(uint64_t *)p1;
uint64_t pu2 = *(uint64_t *)p2;
if (pu1 == pu2) {
return 0;
} else {
return (pu1 < pu2) ? -1 : 1;
}
}
static uint64_t *getUidList(SCacheRowsReader *pReader) {
if (!pReader->uidList) {
int32_t numOfTables = pReader->numOfTables;
pReader->uidList = taosMemoryMalloc(numOfTables * sizeof(uint64_t));
for (int32_t i = 0; i < numOfTables; ++i) {
uint64_t uid = pReader->pTableList[i].uid;
pReader->uidList[i] = uid;
}
taosSort(pReader->uidList, numOfTables, sizeof(uint64_t), uidComparFunc);
}
return pReader->uidList;
}
static int32_t loadTombFromBlk(const TTombBlkArray *pTombBlkArray, SCacheRowsReader *pReader, void *pFileReader,
bool isFile) {
int32_t code = 0;
uint64_t *uidList = pReader->uidList;
uint64_t *uidList = getUidList(pReader);
int32_t numOfTables = pReader->numOfTables;
int64_t suid = pReader->info.suid;

23
source/dnode/vnode/src/tsdb/tsdbCacheRead.c
View File

@ -133,16 +133,6 @@ int32_t tsdbReuseCacherowsReader(void* reader, void* pTableIdList, int32_t numOf
return TSDB_CODE_SUCCESS;
}
static int32_t uidComparFunc(const void* p1, const void* p2) {
uint64_t pu1 = *(uint64_t*)p1;
uint64_t pu2 = *(uint64_t*)p2;
if (pu1 == pu2) {
return 0;
} else {
return (pu1 < pu2) ? -1 : 1;
}
}
int32_t tsdbCacherowsReaderOpen(void* pVnode, int32_t type, void* pTableIdList, int32_t numOfTables, int32_t numOfCols,
SArray* pCidList, int32_t* pSlotIds, uint64_t suid, void** pReader, const char* idstr) {
*pReader = NULL;
@ -168,19 +158,6 @@ int32_t tsdbCacherowsReaderOpen(void* pVnode, int32_t type, void* pTableIdList,
p->pTableList = pTableIdList;
p->numOfTables = numOfTables;
p->uidList = taosMemoryMalloc(numOfTables * sizeof(uint64_t));
if (p->uidList == NULL) {
tsdbCacherowsReaderClose(p);
return TSDB_CODE_OUT_OF_MEMORY;
}
for (int32_t i = 0; i < numOfTables; ++i) {
uint64_t uid = p->pTableList[i].uid;
p->uidList[i] = uid;
}
taosSort(p->uidList, numOfTables, sizeof(uint64_t), uidComparFunc);
int32_t code = setTableSchema(p, suid, idstr);
if (code != TSDB_CODE_SUCCESS) {
tsdbCacherowsReaderClose(p);