[TD-4199]<feature> enhance performance

This commit is contained in:
yihaoDeng 2021-08-04 00:55:28 +08:00
parent 7c3e84b7e1
commit f95e07bb2e
2 changed files with 7 additions and 3 deletions

View File

@ -8306,6 +8306,7 @@ static int32_t doLoadAllTableMeta(SSqlObj* pSql, SQueryInfo* pQueryInfo, SSqlNod
STableMetaVgroupInfo* p = taosHashGet(pCmd->pTableMetaMap, fname, strnlen(fname, TSDB_TABLE_FNAME_LEN));
pTableMetaInfo->pTableMeta = tscTableMetaDup(p->pTableMeta);
pTableMetaInfo->tableMetaCapacity = tscGetTableMetaSize(pTableMetaInfo->pTableMeta);
assert(pTableMetaInfo->pTableMeta != NULL);
if (p->vgroupIdList != NULL) {
@ -8406,6 +8407,7 @@ static int32_t doValidateSubquery(SSqlNode* pSqlNode, int32_t index, SSqlObj* pS
return TSDB_CODE_TSC_OUT_OF_MEMORY;
}
pTableMetaInfo1->pTableMeta = extractTempTableMetaFromSubquery(pSub);
pTableMetaInfo1->tableMetaCapacity = tscGetTableMetaSize(pTableMetaInfo1->pTableMeta);
if (subInfo->aliasName.n > 0) {
if (subInfo->aliasName.n >= TSDB_TABLE_FNAME_LEN) {

View File

@ -2845,8 +2845,10 @@ int32_t tscGetTableMetaImpl(SSqlObj* pSql, STableMetaInfo *pTableMetaInfo, bool
size_t len = strlen(name);
if (pTableMetaInfo->tableMetaCapacity != 0) {
if (pTableMetaInfo->pTableMeta != NULL) {
memset(pTableMetaInfo->pTableMeta, 0, pTableMetaInfo->tableMetaCapacity);
}
}
taosHashGetCloneExt(tscTableMetaMap, name, len, NULL, (void **)&(pTableMetaInfo->pTableMeta), &pTableMetaInfo->tableMetaCapacity);
STableMeta* pMeta = pTableMetaInfo->pTableMeta;