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drop table code

This commit is contained in:
Hongze Cheng 2022-05-04 03:57:16 +00:00
parent 8d9cc366cf
commit ac0fb0237e
9 changed files with 117 additions and 31 deletions
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1
include/util/tskiplist2.h
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@ -26,6 +26,7 @@ extern "C" {
typedef struct SSkipList2 SSkipList2;
typedef struct SSLCursor SSLCursor;
typedef struct SSLCfg SSLCfg;
typedef struct SSLNode SSLNode;
typedef int32_t (*tslCmprFn)(const void *pKey1, int32_t nKey1, const void *pKey2, int32_t nKey2);

2
source/dnode/vnode/src/inc/meta.h
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@ -103,8 +103,6 @@ typedef struct {
#if 1
// int metaCreateTable(SMeta* pMeta, STbCfg* pTbCfg, STbDdlH* pHandle);
int metaDropTable(SMeta* pMeta, tb_uid_t uid);
SMSmaCursor* metaOpenSmaCursor(SMeta* pMeta, tb_uid_t uid);
void metaCloseSmaCursor(SMSmaCursor* pSmaCur);
int64_t metaSmaCursorNext(SMSmaCursor* pSmaCur);

18
source/dnode/vnode/src/inc/vnodeInt.h
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@ -46,13 +46,13 @@
extern "C" {
#endif
typedef struct SVnodeInfo SVnodeInfo;
typedef struct SMeta SMeta;
typedef struct STsdb STsdb;
typedef struct STQ STQ;
typedef struct SVState SVState;
typedef struct SVBufPool SVBufPool;
typedef struct SQWorker SQHandle;
typedef struct SVnodeInfo SVnodeInfo;
typedef struct SMeta SMeta;
typedef struct STsdb STsdb;
typedef struct STQ STQ;
typedef struct SVState SVState;
typedef struct SVBufPool SVBufPool;
typedef struct SQWorker SQHandle;
#define VNODE_META_DIR "meta"
#define VNODE_TSDB_DIR "tsdb"
@ -77,6 +77,7 @@ 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);
int metaDropTable(SMeta* pMeta, int64_t version, SVDropTbReq* 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);
int metaGetTableEntryByName(SMetaReader* pReader, const char* name);
@ -100,7 +101,7 @@ int32_t tsdbCreateTSma(STsdb* pTsdb, char* pMsg);
int32_t tsdbInsertTSmaData(STsdb* pTsdb, int64_t indexUid, const char* msg);
int tsdbInsertData(STsdb* pTsdb, int64_t version, SSubmitReq* pMsg, SSubmitRsp* pRsp);
tsdbReaderT* tsdbQueryTables(SVnode* pVnode, SQueryTableDataCond* pCond, STableGroupInfo* groupList, uint64_t qId,
uint64_t taskId);
uint64_t taskId);
tsdbReaderT tsdbQueryCacheLastT(STsdb* tsdb, SQueryTableDataCond* pCond, STableGroupInfo* groupList, uint64_t qId,
void* pMemRef);
int32_t tsdbGetTableGroupFromIdListT(STsdb* tsdb, SArray* pTableIdList, STableGroupInfo* pGroupInfo);
@ -189,7 +190,6 @@ struct STbUidStore {
#define TD_VID(PVNODE) (PVNODE)->config.vgId
static FORCE_INLINE bool vnodeIsRollup(SVnode* pVnode) {
SRetention* pRetention = &(pVnode->config.tsdbCfg.retentions[0]);
return (pRetention->freq > 0 && pRetention->keep > 0);

77
source/dnode/vnode/src/meta/metaTable.c
View File

@ -98,7 +98,7 @@ int metaDropSTable(SMeta *pMeta, int64_t verison, SVDropStbReq *pReq) {
// 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);
// tdbDbcDelete(pDbc1);
// // drop from pTagIdx
// // drop from pTtlIdx
// }
@ -166,18 +166,79 @@ _err:
return -1;
}
int metaDropTable(SMeta *pMeta, tb_uid_t uid) {
#if 0
if (metaRemoveTableFromIdx(pMeta, uid) < 0) {
// TODO: handle error
int metaDropTable(SMeta *pMeta, int64_t version, SVDropTbReq *pReq) {
TDBC *pTbDbc = NULL;
TDBC *pUidIdxc = NULL;
TDBC *pNameIdxc = NULL;
const void *pData;
int nData;
tb_uid_t uid;
int64_t tver;
SMetaEntry me = {0};
SCoder coder = {0};
int c, ret;
// search & delete the name idx
tdbDbcOpen(pMeta->pNameIdx, &pNameIdxc, &pMeta->txn);
ret = tdbDbcMoveTo(pNameIdxc, pReq->name, strlen(pReq->name) + 1, &c);
if (ret < 0 || c) {
tdbDbcClose(pNameIdxc);
terrno = TSDB_CODE_VND_TABLE_NOT_EXIST;
return -1;
}
if (metaRemoveTableFromIdx(pMeta, uid) < 0) {
// TODO
ret = tdbDbcGet(pNameIdxc, NULL, NULL, &pData, &nData);
if (ret < 0) {
ASSERT(0);
return -1;
}
#endif
uid = *(tb_uid_t *)pData;
tdbDbcDelete(pNameIdxc);
tdbDbcClose(pNameIdxc);
// search & delete uid idx
tdbDbcOpen(pMeta->pUidIdx, &pUidIdxc, &pMeta->txn);
ret = tdbDbcMoveTo(pUidIdxc, &uid, sizeof(uid), &c);
if (ret < 0 || c != 0) {
ASSERT(0);
return -1;
}
ret = tdbDbcGet(pUidIdxc, NULL, NULL, &pData, &nData);
if (ret < 0) {
ASSERT(0);
return -1;
}
tver = *(int64_t *)pData;
tdbDbcDelete(pUidIdxc);
tdbDbcClose(pUidIdxc);
// search and get meta entry
tdbDbcOpen(pMeta->pTbDb, &pTbDbc, &pMeta->txn);
ret = tdbDbcMoveTo(pTbDbc, &(STbDbKey){.uid = uid, .version = tver}, sizeof(STbDbKey), &c);
if (ret < 0 || c != 0) {
ASSERT(0);
return -1;
}
ret = tdbDbcGet(pTbDbc, NULL, NULL, &pData, &nData);
if (ret < 0) {
ASSERT(0);
return -1;
}
// tCoderInit(&coder, TD_LITTLE_ENDIAN, pData, nData, TD_DECODER);
// ret = metaDecodeEntry(&coder, &me);
// if (ret < 0) {
// ASSERT(0);
// return -1;
// }
tCoderClear(&coder);
tdbDbcClose(pTbDbc);
return 0;
}

39
source/dnode/vnode/src/vnd/vnodeSvr.c
View File

@ -445,14 +445,45 @@ static int vnodeProcessAlterTbReq(SVnode *pVnode, void *pReq, int32_t len, SRpcM
}
static int vnodeProcessDropTbReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp) {
SVDropTbReq req = {0};
SVDropTbReq rsp = {0};
SVDropTbBatchReq req = {0};
SVDropTbBatchRsp rsp = {0};
SCoder coder = {0};
int ret;
pRsp->msgType = TDMT_VND_CREATE_STB_RSP;
pRsp->pCont = NULL;
pRsp->contLen = 0;
pRsp->code = TSDB_CODE_SUCCESS;
// decode req
tCoderInit(&coder, TD_LITTLE_ENDIAN, pReq, len, TD_DECODER);
ret = tDecodeSVDropTbBatchReq(&coder, &req);
if (ret < 0) {
terrno = TSDB_CODE_INVALID_MSG;
pRsp->code = terrno;
goto _exit;
}
// process req
rsp.pArray = taosArrayInit(sizeof(SVDropTbRsp), req.nReqs);
for (int iReq = 0; iReq < req.nReqs; iReq++) {
SVDropTbReq *pDropTbReq = req.pReqs + iReq;
SVDropTbRsp dropTbRsp = {0};
// return rsp
/* code */
ret = metaDropTable(pVnode->pMeta, version, pDropTbReq);
if (ret < 0) {
dropTbRsp.code = TSDB_CODE_SUCCESS;
} else {
dropTbRsp.code = terrno;
}
taosArrayPush(rsp.pArray, &dropTbRsp);
}
_exit:
tCoderClear(&coder);
// encode rsp (TODO)
return 0;
}
@ -482,7 +513,7 @@ static int vnodeProcessSubmitReq(SVnode *pVnode, int64_t version, void *pReq, in
}
int32_t tsdbProcessSubmitReq(STsdb *pTsdb, int64_t version, void *pReq) {
if(!pReq) {
if (!pReq) {
terrno = TSDB_CODE_INVALID_PTR;
return TSDB_CODE_FAILED;
}

2
source/libs/tdb/inc/tdb.h
View File

@ -58,7 +58,7 @@ int tdbDbcGet(TDBC *pDbc, const void **ppKey, int *pkLen, const void **ppVal, in
int tdbDbcPut(TDBC *pDbc, const void *pKey, int keyLen, const void *pVal, int valLen);
int tdbDbcUpdate(TDBC *pDbc, const void *pKey, int kLen, const void *pVal, int vLen);
int tdbDbcDrop(TDBC *pDbc);
int tdbDbcDelete(TDBC *pDbc);
int tdbDbcNext(TDBC *pDbc, void **ppKey, int *kLen, void **ppVal, int *vLen);
// TXN

2
source/libs/tdb/src/db/tdbBtree.c
View File

@ -1394,7 +1394,7 @@ int tdbBtcGet(SBTC *pBtc, const void **ppKey, int *kLen, const void **ppVal, int
if (ppVal) {
*ppVal = (void *)pBtc->coder.pVal;
*kLen = pBtc->coder.vLen;
*vLen = pBtc->coder.vLen;
}
return 0;

6
source/libs/tdb/src/db/tdbDb.c
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@ -136,11 +136,7 @@ int tdbDbcUpdate(TDBC *pDbc, const void *pKey, int kLen, const void *pVal, int v
return 0;
}
int tdbDbcDrop(TDBC *pDbc) {
// TODO
ASSERT(0);
return 0;
}
int tdbDbcDelete(TDBC *pDbc) { return tdbBtcDelete(&pDbc->btc); }
int tdbDbcNext(TDBC *pDbc, void **ppKey, int *kLen, void **ppVal, int *vLen) {
return tdbBtreeNext(&pDbc->btc, ppKey, kLen, ppVal, vLen);

1
source/util/src/tskiplist2.c
View File

@ -16,7 +16,6 @@
#include "tskiplist2.h"
typedef struct SSLNode SSLNode;
struct SSLNode {
int8_t level;
SSLNode *forwards[];