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feat:get meta ok

This commit is contained in:
wangmm0220 2022-07-11 17:36:07 +08:00
parent 0a193cf811
commit c54bc76925
3 changed files with 116 additions and 85 deletions
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71
examples/c/tmq.c
View File

@ -51,15 +51,14 @@ static void msg_process(TAOS_RES* msg) {
int32_t ret = taos_write_raw_meta(pConn, raw);
printf("write raw data: %s\n", tmq_err2str(ret));
free(raw);
taos_close(pConn);
}
tmq_free_raw_meta(raw);
char* result = tmq_get_json_meta(msg);
if(result){
printf("meta result: %s\n", result);
free(result);
}
printf("meta:%p\n", raw);
tmq_free_json_meta(result);
return;
}
while (1) {
@ -83,7 +82,7 @@ int32_t init_env() {
return -1;
}
TAOS_RES* pRes = taos_query(pConn, "create database if not exists abc1 vgroups 1");
TAOS_RES* pRes = taos_query(pConn, "create database if not exists abc1 vgroups 3");
if (taos_errno(pRes) != 0) {
printf("error in create db, reason:%s\n", taos_errstr(pRes));
return -1;
@ -126,6 +125,13 @@ int32_t init_env() {
}
taos_free_result(pRes);
pRes = taos_query(pConn, "create table if not exists ct2 using st1 tags(NULL)");
if (taos_errno(pRes) != 0) {
printf("failed to create child table ct2, reason:%s\n", taos_errstr(pRes));
return -1;
}
taos_free_result(pRes);
pRes = taos_query(pConn, "insert into ct1 values(now, 3, 4, 'b')");
if (taos_errno(pRes) != 0) {
printf("failed to insert into ct1, reason:%s\n", taos_errstr(pRes));
@ -147,12 +153,12 @@ int32_t init_env() {
}
taos_free_result(pRes);
// pRes = taos_query(pConn, "alter table st1 add column c4 bigint");
// if (taos_errno(pRes) != 0) {
// printf("failed to alter super table st1, reason:%s\n", taos_errstr(pRes));
// return -1;
// }
// taos_free_result(pRes);
pRes = taos_query(pConn, "alter table st1 add column c4 bigint");
if (taos_errno(pRes) != 0) {
printf("failed to alter super table st1, reason:%s\n", taos_errstr(pRes));
return -1;
}
taos_free_result(pRes);
pRes = taos_query(pConn, "alter table st1 modify column c3 binary(64)");
if (taos_errno(pRes) != 0) {
@ -175,19 +181,19 @@ int32_t init_env() {
}
taos_free_result(pRes);
// pRes = taos_query(pConn, "drop table ct3 ct1");
// if (taos_errno(pRes) != 0) {
// printf("failed to drop child table ct3, reason:%s\n", taos_errstr(pRes));
// return -1;
// }
// taos_free_result(pRes);
//
// pRes = taos_query(pConn, "drop table st1");
// if (taos_errno(pRes) != 0) {
// printf("failed to drop super table st1, reason:%s\n", taos_errstr(pRes));
// return -1;
// }
// taos_free_result(pRes);
pRes = taos_query(pConn, "drop table ct3 ct1");
if (taos_errno(pRes) != 0) {
printf("failed to drop child table ct3, reason:%s\n", taos_errstr(pRes));
return -1;
}
taos_free_result(pRes);
pRes = taos_query(pConn, "drop table st1");
if (taos_errno(pRes) != 0) {
printf("failed to drop super table st1, reason:%s\n", taos_errstr(pRes));
return -1;
}
taos_free_result(pRes);
pRes = taos_query(pConn, "create table if not exists n1(ts timestamp, c1 int, c2 nchar(4))");
if (taos_errno(pRes) != 0) {
@ -224,12 +230,12 @@ int32_t init_env() {
}
taos_free_result(pRes);
// pRes = taos_query(pConn, "drop table n1");
// if (taos_errno(pRes) != 0) {
// printf("failed to drop normal table n1, reason:%s\n", taos_errstr(pRes));
// return -1;
// }
// taos_free_result(pRes);
pRes = taos_query(pConn, "drop table n1");
if (taos_errno(pRes) != 0) {
printf("failed to drop normal table n1, reason:%s\n", taos_errstr(pRes));
return -1;
}
taos_free_result(pRes);
pRes = taos_query(pConn, "create table jt(ts timestamp, i int) tags(t json)");
if (taos_errno(pRes) != 0) {
@ -245,6 +251,13 @@ int32_t init_env() {
}
taos_free_result(pRes);
pRes = taos_query(pConn, "create table jt2 using jt tags('')");
if (taos_errno(pRes) != 0) {
printf("failed to create super table jt2, reason:%s\n", taos_errstr(pRes));
return -1;
}
taos_free_result(pRes);
return 0;
}

4
source/client/src/tmq.c
View File

@ -2430,7 +2430,7 @@ static int32_t taosCreateStb(TAOS *taos, void *meta, int32_t metaLen){
pReq.numOfTags = req.schemaTag.nCols;
pReq.commentLen = -1;
pReq.suid = req.suid;
pReq.source = 1;
pReq.source = TD_REQ_FROM_TAOX;
pReq.igExists = true;
SName tableName;
@ -2497,7 +2497,7 @@ static int32_t taosDropStb(TAOS *taos, void *meta, int32_t metaLen){
// build drop stable
pReq.igNotExists = true;
pReq.source = 1;
pReq.source = TD_REQ_FROM_TAOX;
pReq.suid = req.suid;
SName tableName;
tNameExtractFullName(toName(pTscObj->acctId, pRequest->pDb, req.name, &tableName), pReq.name);

126
source/dnode/mnode/impl/src/mndStb.c
View File

@ -851,6 +851,75 @@ static int32_t mndProcessTtlTimer(SRpcMsg *pReq) {
return 0;
}
static int32_t mndFindSuperTableTagIndex(const SStbObj *pStb, const char *tagName) {
for (int32_t tag = 0; tag < pStb->numOfTags; tag++) {
if (strcasecmp(pStb->pTags[tag].name, tagName) == 0) {
return tag;
}
}
return -1;
}
static int32_t mndFindSuperTableColumnIndex(const SStbObj *pStb, const char *colName) {
for (int32_t col = 0; col < pStb->numOfColumns; col++) {
if (strcasecmp(pStb->pColumns[col].name, colName) == 0) {
return col;
}
}
return -1;
}
static int32_t mndBuildStbFromAlter(SStbObj *pStb, SStbObj *pDst, SMCreateStbReq *createReq) {
taosRLockLatch(&pStb->lock);
memcpy(pDst, pStb, sizeof(SStbObj));
taosRUnLockLatch(&pStb->lock);
pDst->updateTime = taosGetTimestampMs();
pDst->numOfColumns = createReq->numOfColumns;
pDst->numOfTags = createReq->numOfTags;
pDst->pColumns = taosMemoryCalloc(1, pDst->numOfColumns * sizeof(SSchema));
pDst->pTags = taosMemoryCalloc(1, pDst->numOfTags * sizeof(SSchema));
if (pDst->pColumns == NULL || pDst->pTags == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return -1;
}
for (int32_t i = 0; i < pDst->numOfColumns; ++i) {
SField *pField = taosArrayGet(createReq->pColumns, i);
SSchema *pSchema = &pDst->pColumns[i];
pSchema->type = pField->type;
pSchema->bytes = pField->bytes;
pSchema->flags = pField->flags;
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
int32_t cIndex = mndFindSuperTableColumnIndex(pStb, pField->name);
if (cIndex >= 0){
pSchema->colId = pStb->pColumns[cIndex].colId;
}else{
pSchema->colId = pDst->nextColId++;
}
}
for (int32_t i = 0; i < pDst->numOfTags; ++i) {
SField *pField = taosArrayGet(createReq->pTags, i);
SSchema *pSchema = &pDst->pTags[i];
pSchema->type = pField->type;
pSchema->bytes = pField->bytes;
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
int32_t cIndex = mndFindSuperTableTagIndex(pStb, pField->name);
if (cIndex >= 0){
pSchema->colId = pStb->pTags[cIndex].colId;
}else{
pSchema->colId = pDst->nextColId++;
}
}
pDst->tagVer = createReq->tagVer;
pDst->colVer = createReq->colVer;
return TSDB_CODE_SUCCESS;
}
static int32_t mndProcessCreateStbReq(SRpcMsg *pReq) {
SMnode *pMnode = pReq->info.node;
int32_t code = -1;
@ -937,43 +1006,12 @@ static int32_t mndProcessCreateStbReq(SRpcMsg *pReq) {
if (isAlter) {
bool needRsp = false;
SStbObj pDst = {0};
taosRLockLatch(&pStb->lock);
memcpy(&pDst, pStb, sizeof(SStbObj));
taosRUnLockLatch(&pStb->lock);
pDst.updateTime = taosGetTimestampMs();
pDst.nextColId = 1;
pDst.numOfColumns = createReq.numOfColumns;
pDst.numOfTags = createReq.numOfTags;
pDst.pColumns = taosMemoryCalloc(1, pDst.numOfColumns * sizeof(SSchema));
pDst.pTags = taosMemoryCalloc(1, pDst.numOfTags * sizeof(SSchema));
if (pDst.pColumns == NULL || pDst.pTags == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
if (mndBuildStbFromAlter(pStb, &pDst, &createReq) != 0) {
taosMemoryFreeClear(pDst.pTags);
taosMemoryFreeClear(pDst.pColumns);
goto _OVER;
}
for (int32_t i = 0; i < pDst.numOfColumns; ++i) {
SField *pField = taosArrayGet(createReq.pColumns, i);
SSchema *pSchema = &pDst.pColumns[i];
pSchema->type = pField->type;
pSchema->bytes = pField->bytes;
pSchema->flags = pField->flags;
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
pSchema->colId = pDst.nextColId;
pDst.nextColId++;
}
for (int32_t i = 0; i < pDst.numOfTags; ++i) {
SField *pField = taosArrayGet(createReq.pTags, i);
SSchema *pSchema = &pDst.pTags[i];
pSchema->type = pField->type;
pSchema->bytes = pField->bytes;
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
pSchema->colId = pDst.nextColId;
pDst.nextColId++;
}
pDst.tagVer = createReq.tagVer;
pDst.colVer = createReq.colVer;
code = mndAlterStbImp(pMnode, pReq, pDb, &pDst, needRsp, NULL, 0);
taosMemoryFreeClear(pDst.pTags);
taosMemoryFreeClear(pDst.pColumns);
@ -1014,26 +1052,6 @@ static int32_t mndCheckAlterStbReq(SMAlterStbReq *pAlter) {
return 0;
}
static int32_t mndFindSuperTableTagIndex(const SStbObj *pStb, const char *tagName) {
for (int32_t tag = 0; tag < pStb->numOfTags; tag++) {
if (strcasecmp(pStb->pTags[tag].name, tagName) == 0) {
return tag;
}
}
return -1;
}
static int32_t mndFindSuperTableColumnIndex(const SStbObj *pStb, const char *colName) {
for (int32_t col = 0; col < pStb->numOfColumns; col++) {
if (strcasecmp(pStb->pColumns[col].name, colName) == 0) {
return col;
}
}
return -1;
}
static int32_t mndAllocStbSchemas(const SStbObj *pOld, SStbObj *pNew) {
pNew->pTags = taosMemoryCalloc(pNew->numOfTags, sizeof(SSchema));
pNew->pColumns = taosMemoryCalloc(pNew->numOfColumns, sizeof(SSchema));