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

Merge pull request #27167 from taosdata/fix/TD-31386 

adj function res
This commit is contained in:
Haojun Liao 2024-08-13 13:51:11 +08:00 committed by GitHub
parent 0c2e9a048d f0af495a5d
commit f4927bb873
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 25 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
source/libs/executor/src/scanoperator.c
View File

@ -509,7 +509,7 @@ static void freeTableCachedVal(void* param) {
taosMemoryFree(pVal);
}
static STableCachedVal* createTableCacheVal(const SMetaReader* pMetaReader) {
static int32_t createTableCacheVal(const SMetaReader* pMetaReader, STableCachedVal** ppResVal) {
int32_t code = TSDB_CODE_SUCCESS;
int32_t lino = 0;
STableCachedVal* pVal = taosMemoryMalloc(sizeof(STableCachedVal));
@ -526,12 +526,14 @@ static STableCachedVal* createTableCacheVal(const SMetaReader* pMetaReader) {
memcpy(pVal->pTags, pTag, pTag->len);
}
(*ppResVal) = pVal;
_end:
if (code != TSDB_CODE_SUCCESS) {
qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
return NULL;
freeTableCachedVal(pVal);
}
return pVal;
return code;
}
// const void *key, size_t keyLen, void *value
@ -560,6 +562,7 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int
STableCachedVal val = {0};
SMetaReader mr = {0};
const char* idStr = pTask->id.str;
int32_t insertRet = TAOS_LRU_STATUS_OK;
// currently only the tbname pseudo column
if (numOfExpr <= 0) {
@ -581,18 +584,18 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int
code = pHandle->api.metaReaderFn.getEntryGetUidCache(&mr, pBlock->info.id.uid);
if (code != TSDB_CODE_SUCCESS) {
// when encounter the TSDB_CODE_PAR_TABLE_NOT_EXIST error, we proceed.
if (terrno == TSDB_CODE_PAR_TABLE_NOT_EXIST) {
if (code == TSDB_CODE_PAR_TABLE_NOT_EXIST) {
qWarn("failed to get table meta, table may have been dropped, uid:0x%" PRIx64 ", code:%s, %s",
pBlock->info.id.uid, tstrerror(terrno), idStr);
pBlock->info.id.uid, tstrerror(code), idStr);
// append null value before return to caller, since the caller will ignore this error code and proceed
doSetNullValue(pBlock, pExpr, numOfExpr);
} else {
qError("failed to get table meta, uid:0x%" PRIx64 ", code:%s, %s", pBlock->info.id.uid, tstrerror(terrno),
qError("failed to get table meta, uid:0x%" PRIx64 ", code:%s, %s", pBlock->info.id.uid, tstrerror(code),
idStr);
}
pHandle->api.metaReaderFn.clearReader(&mr);
return terrno;
return code;
}
pHandle->api.metaReaderFn.readerReleaseLock(&mr);
@ -609,34 +612,32 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int
pHandle->api.metaReaderFn.initReader(&mr, pHandle->vnode, META_READER_LOCK, &pHandle->api.metaFn);
code = pHandle->api.metaReaderFn.getEntryGetUidCache(&mr, pBlock->info.id.uid);
if (code != TSDB_CODE_SUCCESS) {
if (terrno == TSDB_CODE_PAR_TABLE_NOT_EXIST) {
if (code == TSDB_CODE_PAR_TABLE_NOT_EXIST) {
qWarn("failed to get table meta, table may have been dropped, uid:0x%" PRIx64 ", code:%s, %s",
pBlock->info.id.uid, tstrerror(terrno), idStr);
pBlock->info.id.uid, tstrerror(code), idStr);
// append null value before return to caller, since the caller will ignore this error code and proceed
doSetNullValue(pBlock, pExpr, numOfExpr);
} else {
qError("failed to get table meta, uid:0x%" PRIx64 ", code:%s, %s", pBlock->info.id.uid, tstrerror(terrno),
qError("failed to get table meta, uid:0x%" PRIx64 ", code:%s, %s", pBlock->info.id.uid, tstrerror(code),
idStr);
}
pHandle->api.metaReaderFn.clearReader(&mr);
return terrno;
return code;
}
pHandle->api.metaReaderFn.readerReleaseLock(&mr);
STableCachedVal* pVal = createTableCacheVal(&mr);
if(!pVal) {
return terrno;
}
STableCachedVal* pVal = NULL;
code = createTableCacheVal(&mr, &pVal);
QUERY_CHECK_CODE(code, lino, _end);
val = *pVal;
freeReader = true;
int32_t ret = taosLRUCacheInsert(pCache->pTableMetaEntryCache, &pBlock->info.id.uid, sizeof(uint64_t), pVal,
insertRet = taosLRUCacheInsert(pCache->pTableMetaEntryCache, &pBlock->info.id.uid, sizeof(uint64_t), pVal,
sizeof(STableCachedVal), freeCachedMetaItem, NULL, TAOS_LRU_PRIORITY_LOW, NULL);
if (ret != TAOS_LRU_STATUS_OK) {
qError("failed to put meta into lru cache, code:%d, %s", ret, idStr);
freeTableCachedVal(pVal);
if (insertRet != TAOS_LRU_STATUS_OK) {
qError("failed to put meta into lru cache, code:%d, %s", insertRet, idStr);
}
} else {
pCache->cacheHit += 1;
@ -709,11 +710,14 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int
// restore the rows
pBlock->info.rows = backupRows;
_end:
if (insertRet != TAOS_LRU_STATUS_OK) {
freeTableCachedVal(&val);
}
if (freeReader) {
pHandle->api.metaReaderFn.clearReader(&mr);
}
_end:
if (code != TSDB_CODE_SUCCESS) {
qError("%s failed at line %d since %s", __func__, lino, tstrerror(code));
}