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[TD-4199]<feature> enhance performance

This commit is contained in:
yihaoDeng 2021-08-03 20:01:39 +08:00
parent 38d9fbc7d9
commit 93245c12f9
5 changed files with 16 additions and 9 deletions
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2
src/client/inc/tscUtil.h
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@ -340,7 +340,7 @@ STableMeta* createSuperTableMeta(STableMetaMsg* pChild);
uint32_t tscGetTableMetaSize(STableMeta* pTableMeta);
CChildTableMeta* tscCreateChildMeta(STableMeta* pTableMeta);
uint32_t tscGetTableMetaMaxSize();
int32_t tscCreateTableMetaFromSTableMeta(STableMeta* pChild, const char* name, void* buf);
int32_t tscCreateTableMetaFromSTableMeta(STableMeta** pChild, const char* name, size_t *tableMetaCapacity);
STableMeta* tscTableMetaDup(STableMeta* pTableMeta);
SVgroupsInfo* tscVgroupsInfoDup(SVgroupsInfo* pVgroupsInfo);

2
src/client/src/tscSQLParser.c
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@ -8150,7 +8150,7 @@ int32_t loadAllTableMeta(SSqlObj* pSql, struct SSqlInfo* pInfo) {
// avoid mem leak, may should update pTableMeta
void* pVgroupIdList = NULL;
if (pTableMeta->tableType == TSDB_CHILD_TABLE) {
code = tscCreateTableMetaFromSTableMeta(pTableMeta, name, pSql->pBuf);
code = tscCreateTableMetaFromSTableMeta((STableMeta **)(&pTableMeta), name, &tableMetaCapacity);
// create the child table meta from super table failed, try load it from mnode
if (code != TSDB_CODE_SUCCESS) {

2
src/client/src/tscServer.c
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@ -2857,7 +2857,7 @@ int32_t tscGetTableMetaImpl(SSqlObj* pSql, STableMetaInfo *pTableMetaInfo, bool
if (pMeta && pMeta->id.uid > 0) {
// in case of child table, here only get the
if (pMeta->tableType == TSDB_CHILD_TABLE) {
int32_t code = tscCreateTableMetaFromSTableMeta(pTableMetaInfo->pTableMeta, name, pSql->pBuf);
int32_t code = tscCreateTableMetaFromSTableMeta(&pTableMetaInfo->pTableMeta, name, &pTableMetaInfo->tableMetaCapacity);
if (code != TSDB_CODE_SUCCESS) {
return getTableMetaFromMnode(pSql, pTableMetaInfo, autocreate);
}

17
src/client/src/tscUtil.c
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@ -4448,11 +4448,13 @@ CChildTableMeta* tscCreateChildMeta(STableMeta* pTableMeta) {
return cMeta;
}
int32_t tscCreateTableMetaFromSTableMeta(STableMeta* pChild, const char* name, void* buf) {
assert(pChild != NULL);
int32_t tscCreateTableMetaFromSTableMeta(STableMeta** ppChild, const char* name, size_t *tableMetaCapacity) {
assert(*ppChild != NULL);
STableMeta* p = NULL;
size_t sz = 0;
STableMeta* pChild = *ppChild;
taosHashGetCloneExt(tscTableMetaMap, pChild->sTableName, strnlen(pChild->sTableName, TSDB_TABLE_FNAME_LEN), NULL, (void **)&p, &sz);
// tableMeta exists, build child table meta according to the super table meta
@ -4462,9 +4464,14 @@ int32_t tscCreateTableMetaFromSTableMeta(STableMeta* pChild, const char* name, v
pChild->tversion = p->tversion;
memcpy(&pChild->tableInfo, &p->tableInfo, sizeof(STableComInfo));
int32_t total = pChild->tableInfo.numOfColumns + pChild->tableInfo.numOfTags;
memcpy(pChild->schema, p->schema, sizeof(SSchema) *total);
int32_t totalBytes = (pChild->tableInfo.numOfColumns + pChild->tableInfo.numOfTags) * sizeof(SSchema);
int32_t tableMetaSize = sizeof(STableMeta) + totalBytes;
if (*tableMetaCapacity < tableMetaSize) {
pChild = realloc(pChild, tableMetaSize);
*tableMetaCapacity = (size_t)tableMetaSize;
}
memcpy(pChild->schema, p->schema, totalBytes);
*ppChild = pChild;
tfree(p);
return TSDB_CODE_SUCCESS;
} else { // super table has been removed, current tableMeta is also expired. remove it here

2
src/util/src/hash.c
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@ -18,7 +18,7 @@
#include "tulog.h"
#include "taosdef.h"
#define EXT_SIZE 512
#define EXT_SIZE 1024
#define HASH_NEED_RESIZE(_h) ((_h)->size >= (_h)->capacity * HASH_DEFAULT_LOAD_FACTOR)