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Merge branch 'feat/tsdb_refact' of https://github.com/taosdata/TDengine into feat/tsdb_snapshot

This commit is contained in:
Hongze Cheng 2022-07-04 08:31:25 +00:00
parent 05af34a527 de60ec37b6
commit e34ad23c01
3 changed files with 86 additions and 42 deletions
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1
source/dnode/vnode/src/inc/vnodeInt.h
View File

@ -95,6 +95,7 @@ int metaTtlDropTable(SMeta* pMeta, int64_t ttl, SArray* tbUids);
int metaAlterTable(SMeta* pMeta, int64_t version, SVAlterTbReq* pReq, STableMetaRsp* pMetaRsp);
SSchemaWrapper* metaGetTableSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver, bool isinline);
STSchema* metaGetTbTSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver);
int32_t metaGetTbTSchemaEx(SMeta* pMeta, tb_uid_t suid, tb_uid_t uid, int32_t sver, STSchema** ppTSchema);
int metaGetTableEntryByName(SMetaReader* pReader, const char* name);
tb_uid_t metaGetTableEntryUidByName(SMeta* pMeta, const char* name);
int metaGetTbNum(SMeta* pMeta);

45
source/dnode/vnode/src/meta/metaQuery.c
View File

@ -415,6 +415,51 @@ STSchema *metaGetTbTSchema(SMeta *pMeta, tb_uid_t uid, int32_t sver) {
return pTSchema;
}
int32_t metaGetTbTSchemaEx(SMeta *pMeta, tb_uid_t suid, tb_uid_t uid, int32_t sver, STSchema **ppTSchema) {
int32_t code = 0;
STSchema *pTSchema = NULL;
SSkmDbKey skmDbKey = {.uid = suid ? suid : uid, .sver = sver};
void *pData = NULL;
int nData = 0;
// query
metaRLock(pMeta);
if (tdbTbGet(pMeta->pSkmDb, &skmDbKey, sizeof(skmDbKey), &pData, &nData) < 0) {
code = TSDB_CODE_NOT_FOUND;
metaULock(pMeta);
goto _err;
}
metaULock(pMeta);
// decode
SDecoder dc = {0};
SSchemaWrapper schema;
SSchemaWrapper *pSchemaWrapper = &schema;
tDecoderInit(&dc, pData, nData);
tDecodeSSchemaWrapper(&dc, pSchemaWrapper);
tDecoderClear(&dc);
// convert
STSchemaBuilder sb = {0};
tdInitTSchemaBuilder(&sb, pSchemaWrapper->version);
for (int i = 0; i < pSchemaWrapper->nCols; i++) {
SSchema *pSchema = pSchemaWrapper->pSchema + i;
tdAddColToSchema(&sb, pSchema->type, pSchema->flags, pSchema->colId, pSchema->bytes);
}
pTSchema = tdGetSchemaFromBuilder(&sb);
tdDestroyTSchemaBuilder(&sb);
*ppTSchema = pTSchema;
taosMemoryFree(pSchemaWrapper->pSchema);
return code;
_err:
*ppTSchema = NULL;
return code;
}
int metaGetTbNum(SMeta *pMeta) {
// TODO
// ASSERT(0);

12
source/dnode/vnode/src/tsdb/tsdbCommit.c
View File

@ -327,10 +327,8 @@ static int32_t tsdbCommitterUpdateTableSchema(SCommitter *pCommitter, int64_t su
pCommitter->skmTable.suid = suid;
pCommitter->skmTable.uid = uid;
tTSchemaDestroy(pCommitter->skmTable.pTSchema);
pCommitter->skmTable.pTSchema = metaGetTbTSchema(pCommitter->pTsdb->pVnode->pMeta, uid, sver);
if (pCommitter->skmTable.pTSchema == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
}
code = metaGetTbTSchemaEx(pCommitter->pTsdb->pVnode->pMeta, suid, uid, sver, &pCommitter->skmTable.pTSchema);
if (code) goto _exit;
_exit:
return code;
@ -352,9 +350,9 @@ static int32_t tsdbCommitterUpdateRowSchema(SCommitter *pCommitter, int64_t suid
pCommitter->skmRow.suid = suid;
pCommitter->skmRow.uid = uid;
tTSchemaDestroy(pCommitter->skmRow.pTSchema);
pCommitter->skmRow.pTSchema = metaGetTbTSchema(pCommitter->pTsdb->pVnode->pMeta, uid, sver);
if (pCommitter->skmRow.pTSchema == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
code = metaGetTbTSchemaEx(pCommitter->pTsdb->pVnode->pMeta, suid, uid, sver, &pCommitter->skmRow.pTSchema);
if (code) {
goto _exit;
}
_exit: