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dev drop table

This commit is contained in:
Hongze Cheng 2022-04-28 06:20:00 +00:00
parent ccfcbba627
commit 3f65773a7c
6 changed files with 70 additions and 5 deletions
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1
include/util/taoserror.h
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@ -317,6 +317,7 @@ int32_t* taosGetErrno();
#define TSDB_CODE_VND_TB_NOT_EXIST TAOS_DEF_ERROR_CODE(0, 0x0515)
#define TSDB_CODE_VND_SMA_NOT_EXIST TAOS_DEF_ERROR_CODE(0, 0x0516)
#define TSDB_CODE_VND_HASH_MISMATCH TAOS_DEF_ERROR_CODE(0, 0x0517)
#define TSDB_CODE_VND_TABLE_NOT_EXIST TAOS_DEF_ERROR_CODE(0, 0x0518)
// tsdb
#define TSDB_CODE_TDB_INVALID_TABLE_ID TAOS_DEF_ERROR_CODE(0, 0x0600)

1
source/dnode/vnode/src/inc/meta.h
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@ -43,7 +43,6 @@ int metaEncodeEntry(SCoder* pCoder, const SMetaEntry* pME);
int metaDecodeEntry(SCoder* pCoder, SMetaEntry* pME);
// metaTable ==================
int metaDropSTable(SMeta* pMeta, int64_t verison, SVDropStbReq* pReq);
// metaQuery ==================
int metaGetTableEntryByVersion(SMetaReader* pReader, int64_t version, tb_uid_t uid);

1
source/dnode/vnode/src/inc/vnodeInt.h
View File

@ -72,6 +72,7 @@ int metaClose(SMeta* pMeta);
int metaBegin(SMeta* pMeta);
int metaCommit(SMeta* pMeta);
int metaCreateSTable(SMeta* pMeta, int64_t version, SVCreateStbReq* pReq);
int metaDropSTable(SMeta* pMeta, int64_t verison, SVDropStbReq* pReq);
int metaCreateTable(SMeta* pMeta, int64_t version, SVCreateTbReq* pReq);
SSchemaWrapper* metaGetTableSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver, bool isinline);
STSchema* metaGetTbTSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver);

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

@ -61,19 +61,58 @@ int metaCreateSTable(SMeta *pMeta, int64_t version, SVCreateStbReq *pReq) {
if (metaHandleEntry(pMeta, &me) < 0) goto _err;
metaDebug("vgId: %d super table is created, name:%s uid: %" PRId64, TD_VID(pMeta->pVnode), pReq->name, pReq->suid);
metaDebug("vgId:%d super table is created, name:%s uid: %" PRId64, TD_VID(pMeta->pVnode), pReq->name, pReq->suid);
return 0;
_err:
metaError("vgId: %d failed to create super table: %s uid: %" PRId64 " since %s", TD_VID(pMeta->pVnode), pReq->name,
metaError("vgId:%d failed to create super table: %s uid: %" PRId64 " since %s", TD_VID(pMeta->pVnode), pReq->name,
pReq->suid, tstrerror(terrno));
return -1;
}
int metaDropSTable(SMeta *pMeta, int64_t verison, SVDropStbReq *pReq) {
// TODO
SMetaReader mr = {0};
// validate req
metaReaderInit(&mr, pMeta, 0);
if (metaGetTableEntryByUid(&mr, pReq->suid) < 0) {
terrno = TSDB_CODE_VND_TABLE_NOT_EXIST;
goto _err;
}
// do drop
// drop from pTbDb
// drop from pSkmDb
// drop from pUidIdx
// drop from pNameIdx
// {
// TDBC *pDbc1 = NULL;
// void *pKey = NULL;
// void *pVal = NULL;
// int kLen = 0;
// int vLen = 0;
// int ret = 0;
// // drop from pCtbIdx
// ret = tdbDbcOpen(pMeta->pCtbIdx, &pDbc1);
// tdbDbcMoveTo(pDbc1, &pReq->suid, sizeof(pReq->suid), NULL /*cmpr*/, 0 /*TDB_FORWARD_SEARCH*/);
// tdbDbcGet(pDbc1, &pKey, &kLen, &pVal, vLen);
// tdbDbcDrop(pDbc1);
// // drop from pTagIdx
// // drop from pTtlIdx
// }
// clear and return
metaReaderClear(&mr);
metaError("vgId:%d super table %s uid:%" PRId64 " is dropped", TD_VID(pMeta->pVnode), pReq->name, pReq->suid);
return 0;
_err:
metaReaderClear(&mr);
metaError("vgId:%d failed to drop super table %s uid:%" PRId64 " since %s", TD_VID(pMeta->pVnode), pReq->name,
pReq->suid, tstrerror(terrno));
return -1;
}
int metaCreateTable(SMeta *pMeta, int64_t version, SVCreateTbReq *pReq) {

26
source/dnode/vnode/src/vnd/vnodeSvr.c
View File

@ -409,7 +409,31 @@ static int vnodeProcessAlterStbReq(SVnode *pVnode, void *pReq, int32_t len, SRpc
}
static int vnodeProcessDropStbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp) {
// TODO
SVDropStbReq req = {0};
int rcode = TSDB_CODE_SUCCESS;
SCoder coder = {0};
pRsp->msgType = TDMT_VND_CREATE_STB_RSP;
pRsp->pCont = NULL;
pRsp->contLen = 0;
// decode request
tCoderInit(&coder, TD_LITTLE_ENDIAN, pReq, len, TD_DECODER);
if (tDecodeSVDropStbReq(&coder, &req) < 0) {
rcode = TSDB_CODE_INVALID_MSG;
goto _exit;
}
// process request
if (metaDropSTable(pVnode->pMeta, version, &req) < 0) {
rcode = terrno;
goto _exit;
}
// return rsp
_exit:
pRsp->code = rcode;
tCoderClear(&coder);
return 0;
}

1
source/util/src/terror.c
View File

@ -316,6 +316,7 @@ TAOS_DEFINE_ERROR(TSDB_CODE_VND_INVALID_TSDB_STATE, "Invalid tsdb state")
TAOS_DEFINE_ERROR(TSDB_CODE_VND_TB_NOT_EXIST, "Table not exists")
TAOS_DEFINE_ERROR(TSDB_CODE_VND_SMA_NOT_EXIST, "SMA not exists")
TAOS_DEFINE_ERROR(TSDB_CODE_VND_HASH_MISMATCH, "Hash value mismatch")
TAOS_DEFINE_ERROR(TSDB_CODE_VND_TABLE_NOT_EXIST, "Table does not exists")
// tsdb
TAOS_DEFINE_ERROR(TSDB_CODE_TDB_INVALID_TABLE_ID, "Invalid table ID")