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create stb

This commit is contained in:
Shengliang Guan 2022-02-09 18:28:11 +08:00
parent 20489c9a38
commit 7b942097c1
7 changed files with 242 additions and 200 deletions
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14
include/common/tmsg.h
View File

@ -249,14 +249,24 @@ typedef struct SSchema {
char name[TSDB_COL_NAME_LEN];
} SSchema;
typedef struct SField {
char name[TSDB_COL_NAME_LEN];
uint8_t type;
int32_t bytes;
} SField;
typedef struct {
char name[TSDB_TABLE_FNAME_LEN];
int8_t igExists;
int32_t numOfTags;
int32_t numOfColumns;
SSchema pSchemas[];
int32_t numOfTags;
SArray* pColumns;
SArray* pTags;
} SMCreateStbReq;
int32_t tSerializeSMCreateStbReq(void** buf, SMCreateStbReq* pReq);
void* tDeserializeSMCreateStbReq(void* buf, SMCreateStbReq* pReq);
typedef struct {
char name[TSDB_TABLE_FNAME_LEN];
int8_t igNotExists;

6
include/libs/parser/parsenodes.h
View File

@ -37,12 +37,6 @@ typedef struct SQueryNode {
#define queryNodeType(nodeptr) (((const SQueryNode*)(nodeptr))->type)
typedef struct SField {
char name[TSDB_COL_NAME_LEN];
uint8_t type;
int32_t bytes;
} SField;
typedef struct SFieldInfo {
int16_t numOfOutput; // number of column in result
SField *final;

63
source/common/src/tmsg.c
View File

@ -336,3 +336,66 @@ void *tDeserializeSVDropTbReq(void *buf, SVDropTbReq *pReq) {
buf = taosDecodeFixedU8(buf, &pReq->type);
return buf;
}
int32_t tSerializeSMCreateStbReq(void **buf, SMCreateStbReq *pReq) {
int32_t tlen = 0;
tlen += taosEncodeString(buf, pReq->name);
tlen += taosEncodeFixedI8(buf, pReq->igExists);
tlen += taosEncodeFixedI32(buf, pReq->numOfColumns);
tlen += taosEncodeFixedI32(buf, pReq->numOfTags);
for (int32_t i = 0; i < pReq->numOfColumns; ++i) {
SField *pField = taosArrayGet(pReq->pColumns, i);
tlen += taosEncodeFixedI8(buf, pField->type);
tlen += taosEncodeFixedI32(buf, pField->bytes);
tlen += taosEncodeString(buf, pField->name);
}
for (int32_t i = 0; i < pReq->numOfTags; ++i) {
SField *pField = taosArrayGet(pReq->pTags, i);
tlen += taosEncodeFixedI8(buf, pField->type);
tlen += taosEncodeFixedI32(buf, pField->bytes);
tlen += taosEncodeString(buf, pField->name);
}
return tlen;
}
void *tDeserializeSMCreateStbReq(void *buf, SMCreateStbReq *pReq) {
buf = taosDecodeStringTo(buf, pReq->name);
buf = taosDecodeFixedI8(buf, &pReq->igExists);
buf = taosDecodeFixedI32(buf, &pReq->numOfColumns);
buf = taosDecodeFixedI32(buf, &pReq->numOfTags);
pReq->pColumns = taosArrayInit(pReq->numOfColumns, sizeof(SField));
pReq->pTags = taosArrayInit(pReq->numOfTags, sizeof(SField));
if (pReq->pColumns == NULL || pReq->pTags == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
for (int32_t i = 0; i < pReq->numOfColumns; ++i) {
SField field = {0};
buf = taosDecodeFixedI8(buf, &field.type);
buf = taosDecodeFixedI32(buf, &field.bytes);
buf = taosDecodeStringTo(buf, field.name);
if (taosArrayPush(pReq->pColumns, &field) == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
}
for (int32_t i = 0; i < pReq->numOfTags; ++i) {
SField field = {0};
buf = taosDecodeFixedI8(buf, &field.type);
buf = taosDecodeFixedI32(buf, &field.bytes);
buf = taosDecodeStringTo(buf, field.name);
if (taosArrayPush(pReq->pTags, &field) == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
}
return buf;
}

114
source/dnode/mnode/impl/src/mndStb.c
View File

@ -323,14 +323,6 @@ static void *mndBuildVDropStbReq(SMnode *pMnode, SVgObj *pVgroup, SStbObj *pStb,
}
static int32_t mndCheckCreateStbReq(SMCreateStbReq *pCreate) {
pCreate->numOfColumns = htonl(pCreate->numOfColumns);
pCreate->numOfTags = htonl(pCreate->numOfTags);
int32_t totalCols = pCreate->numOfColumns + pCreate->numOfTags;
for (int32_t i = 0; i < totalCols; ++i) {
SSchema *pSchema = &pCreate->pSchemas[i];
pSchema->bytes = htonl(pSchema->bytes);
}
if (pCreate->igExists < 0 || pCreate->igExists > 1) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
@ -346,23 +338,39 @@ static int32_t mndCheckCreateStbReq(SMCreateStbReq *pCreate) {
return -1;
}
SSchema *pSchema = &pCreate->pSchemas[0];
if (pSchema->type != TSDB_DATA_TYPE_TIMESTAMP) {
SField *pField = taosArrayGet(pCreate->pColumns, 0) ;
if (pField->type != TSDB_DATA_TYPE_TIMESTAMP) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
}
for (int32_t i = 0; i < totalCols; ++i) {
SSchema *pSchema = &pCreate->pSchemas[i];
if (pSchema->type < 0) {
for (int32_t i = 0; i < pCreate->numOfColumns; ++i) {
SField *pField = taosArrayGet(pCreate->pColumns, i);
if (pField->type < 0) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
}
if (pSchema->bytes <= 0) {
if (pField->bytes <= 0) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
}
if (pSchema->name[0] == 0) {
if (pField->name[0] == 0) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
}
}
for (int32_t i = 0; i < pCreate->numOfTags; ++i) {
SField *pField = taosArrayGet(pCreate->pTags, i);
if (pField->type < 0) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
}
if (pField->bytes <= 0) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
}
if (pField->name[0] == 0) {
terrno = TSDB_CODE_MND_INVALID_STB_OPTION;
return -1;
}
@ -490,16 +498,23 @@ static int32_t mndCreateStb(SMnode *pMnode, SMnodeMsg *pReq, SMCreateStbReq *pCr
return -1;
}
memcpy(stbObj.pColumns, pCreate->pSchemas, stbObj.numOfColumns * sizeof(SSchema));
memcpy(stbObj.pTags, pCreate->pSchemas + stbObj.numOfColumns, stbObj.numOfTags * sizeof(SSchema));
for (int32_t i = 0; i < stbObj.numOfColumns; ++i) {
stbObj.pColumns[i].colId = stbObj.nextColId;
SField *pField = taosArrayGet(pCreate->pColumns, i);
SSchema *pSchema = &stbObj.pColumns[i];
pSchema->type = pField->type;
pSchema->bytes = pField->bytes;
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
pSchema->colId = stbObj.nextColId;
stbObj.nextColId++;
}
for (int32_t i = 0; i < stbObj.numOfTags; ++i) {
stbObj.pTags[i].colId = stbObj.nextColId;
SField *pField = taosArrayGet(pCreate->pTags, i);
SSchema *pSchema = &stbObj.pTags[i];
pSchema->type = pField->type;
pSchema->bytes = pField->bytes;
memcpy(pSchema->name, pField->name, TSDB_COL_NAME_LEN);
pSchema->colId = stbObj.nextColId;
stbObj.nextColId++;
}
@ -525,56 +540,59 @@ CREATE_STB_OVER:
static int32_t mndProcessMCreateStbReq(SMnodeMsg *pReq) {
SMnode *pMnode = pReq->pMnode;
SMCreateStbReq *pCreate = pReq->rpcMsg.pCont;
int32_t code = -1;
SStbObj *pTopicStb = NULL;
SStbObj *pStb = NULL;
SDbObj *pDb = NULL;
SMCreateStbReq createReq = {0};
mDebug("stb:%s, start to create", pCreate->name);
if (tDeserializeSMCreateStbReq(pReq->rpcMsg.pCont, &createReq) == NULL) goto CREATE_STB_OVER;
if (mndCheckCreateStbReq(pCreate) != 0) {
mError("stb:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
}
mDebug("stb:%s, start to create", createReq.name);
if (mndCheckCreateStbReq(&createReq) != 0) goto CREATE_STB_OVER;
SStbObj *pStb = mndAcquireStb(pMnode, pCreate->name);
pStb = mndAcquireStb(pMnode, createReq.name);
if (pStb != NULL) {
mndReleaseStb(pMnode, pStb);
if (pCreate->igExists) {
mDebug("stb:%s, already exist, ignore exist is set", pCreate->name);
return 0;
if (createReq.igExists) {
mDebug("stb:%s, already exist, ignore exist is set", createReq.name);
code = 0;
goto CREATE_STB_OVER;
} else {
terrno = TSDB_CODE_MND_STB_ALREADY_EXIST;
mError("stb:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
goto CREATE_STB_OVER;
}
} else if (terrno != TSDB_CODE_MND_STB_NOT_EXIST) {
mError("stb:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
goto CREATE_STB_OVER;
}
// topic should have different name with stb
SStbObj *pTopicStb = mndAcquireStb(pMnode, pCreate->name);
pTopicStb = mndAcquireStb(pMnode, createReq.name);
if (pTopicStb != NULL) {
mndReleaseStb(pMnode, pTopicStb);
terrno = TSDB_CODE_MND_NAME_CONFLICT_WITH_TOPIC;
mError("stb:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
goto CREATE_STB_OVER;
}
SDbObj *pDb = mndAcquireDbByStb(pMnode, pCreate->name);
pDb = mndAcquireDbByStb(pMnode, createReq.name);
if (pDb == NULL) {
terrno = TSDB_CODE_MND_DB_NOT_SELECTED;
mError("stb:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
goto CREATE_STB_OVER;
}
int32_t code = mndCreateStb(pMnode, pReq, pCreate, pDb);
mndReleaseDb(pMnode, pDb);
code = mndCreateStb(pMnode, pReq, &createReq, pDb);
CREATE_STB_OVER:
if (code != 0) {
mError("stb:%s, failed to create since %s", pCreate->name, terrstr());
return -1;
mError("stb:%s, failed to create since %s", createReq.name, terrstr());
} else {
code = TSDB_CODE_MND_ACTION_IN_PROGRESS;
}
return TSDB_CODE_MND_ACTION_IN_PROGRESS;
mndReleaseStb(pMnode, pStb);
mndReleaseStb(pMnode, pTopicStb);
mndReleaseDb(pMnode, pDb);
taosArrayClear(createReq.pColumns);
taosArrayClear(createReq.pTags);
return code;
}
static int32_t mndProcessVCreateStbRsp(SMnodeMsg *pRsp) {

89
source/dnode/mnode/impl/test/stb/stb.cpp
View File

@ -24,7 +24,7 @@ class MndTestStb : public ::testing::Test {
SCreateDbReq* BuildCreateDbReq(const char* dbname, int32_t* pContLen);
SDropDbReq* BuildDropDbReq(const char* dbname, int32_t* pContLen);
SMCreateStbReq* BuildCreateStbReq(const char* stbname, int32_t* pContLen);
void* BuildCreateStbReq(const char* stbname, int32_t* pContLen);
SMAltertbReq* BuildAlterStbAddTagReq(const char* stbname, const char* tagname, int32_t* pContLen);
SMAltertbReq* BuildAlterStbDropTagReq(const char* stbname, const char* tagname, int32_t* pContLen);
SMAltertbReq* BuildAlterStbUpdateTagNameReq(const char* stbname, const char* tagname, const char* newtagname,
@ -78,53 +78,62 @@ SDropDbReq* MndTestStb::BuildDropDbReq(const char* dbname, int32_t* pContLen) {
return pReq;
}
SMCreateStbReq* MndTestStb::BuildCreateStbReq(const char* stbname, int32_t* pContLen) {
int32_t cols = 2;
int32_t tags = 3;
int32_t contLen = (tags + cols) * sizeof(SSchema) + sizeof(SMCreateStbReq);
SMCreateStbReq* pReq = (SMCreateStbReq*)rpcMallocCont(contLen);
strcpy(pReq->name, stbname);
pReq->numOfTags = htonl(tags);
pReq->numOfColumns = htonl(cols);
void* MndTestStb::BuildCreateStbReq(const char* stbname, int32_t* pContLen) {
SMCreateStbReq createReq = {0};
createReq.numOfColumns = 2;
createReq.numOfTags = 3;
createReq.igExists = 0;
createReq.pColumns = taosArrayInit(createReq.numOfColumns, sizeof(SField));
createReq.pTags = taosArrayInit(createReq.numOfTags, sizeof(SField));
strcpy(createReq.name, stbname);
{
SSchema* pSchema = &pReq->pSchemas[0];
pSchema->bytes = htonl(8);
pSchema->type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(pSchema->name, "ts");
SField field = {0};
field.bytes = 8;
field.type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(field.name, "ts");
taosArrayPush(createReq.pColumns, &field);
}
{
SSchema* pSchema = &pReq->pSchemas[1];
pSchema->bytes = htonl(12);
pSchema->type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema->name, "col1");
SField field = {0};
field.bytes = 12;
field.type = TSDB_DATA_TYPE_BINARY;
strcpy(field.name, "col1");
taosArrayPush(createReq.pColumns, &field);
}
{
SSchema* pSchema = &pReq->pSchemas[2];
pSchema->bytes = htonl(2);
pSchema->type = TSDB_DATA_TYPE_TINYINT;
strcpy(pSchema->name, "tag1");
SField field = {0};
field.bytes = 2;
field.type = TSDB_DATA_TYPE_TINYINT;
strcpy(field.name, "tag1");
taosArrayPush(createReq.pTags, &field);
}
{
SSchema* pSchema = &pReq->pSchemas[3];
pSchema->bytes = htonl(8);
pSchema->type = TSDB_DATA_TYPE_BIGINT;
strcpy(pSchema->name, "tag2");
SField field = {0};
field.bytes = 8;
field.type = TSDB_DATA_TYPE_BIGINT;
strcpy(field.name, "tag2");
taosArrayPush(createReq.pTags, &field);
}
{
SSchema* pSchema = &pReq->pSchemas[4];
pSchema->bytes = htonl(16);
pSchema->type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema->name, "tag3");
SField field = {0};
field.bytes = 16;
field.type = TSDB_DATA_TYPE_BINARY;
strcpy(field.name, "tag3");
taosArrayPush(createReq.pTags, &field);
}
*pContLen = contLen;
return pReq;
int32_t tlen = tSerializeSMCreateStbReq(NULL, &createReq);
void* pHead = rpcMallocCont(tlen);
void* pBuf = pHead;
tSerializeSMCreateStbReq(&pBuf, &createReq);
*pContLen = tlen;
return pHead;
}
SMAltertbReq* MndTestStb::BuildAlterStbAddTagReq(const char* stbname, const char* tagname, int32_t* pContLen) {
@ -261,7 +270,7 @@ TEST_F(MndTestStb, 01_Create_Show_Meta_Drop_Restart_Stb) {
{
int32_t contLen = 0;
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_NE(pRsp, nullptr);
ASSERT_EQ(pRsp->code, 0);
@ -418,7 +427,7 @@ TEST_F(MndTestStb, 02_Alter_Stb_AddTag) {
}
{
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_NE(pRsp, nullptr);
ASSERT_EQ(pRsp->code, 0);
@ -483,7 +492,7 @@ TEST_F(MndTestStb, 03_Alter_Stb_DropTag) {
}
{
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_EQ(pRsp->code, 0);
}
@ -529,7 +538,7 @@ TEST_F(MndTestStb, 04_Alter_Stb_AlterTagName) {
}
{
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_EQ(pRsp->code, 0);
}
@ -598,7 +607,7 @@ TEST_F(MndTestStb, 05_Alter_Stb_AlterTagBytes) {
}
{
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_EQ(pRsp->code, 0);
}
@ -656,7 +665,7 @@ TEST_F(MndTestStb, 06_Alter_Stb_AddColumn) {
}
{
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_NE(pRsp, nullptr);
ASSERT_EQ(pRsp->code, 0);
@ -721,7 +730,7 @@ TEST_F(MndTestStb, 07_Alter_Stb_DropColumn) {
}
{
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_EQ(pRsp->code, 0);
}
@ -786,7 +795,7 @@ TEST_F(MndTestStb, 08_Alter_Stb_AlterTagBytes) {
}
{
SMCreateStbReq* pReq = BuildCreateStbReq(stbname, &contLen);
void* pReq = BuildCreateStbReq(stbname, &contLen);
SRpcMsg* pRsp = test.SendReq(TDMT_MND_CREATE_STB, pReq, contLen);
ASSERT_EQ(pRsp->code, 0);
}

93
source/libs/parser/src/astToMsg.c
View File

@ -249,92 +249,35 @@ SCreateDbReq* buildCreateDbMsg(SCreateDbInfo* pCreateDbInfo, SParseContext *pCtx
return pCreateMsg;
}
SMCreateStbReq* buildCreateStbMsg(SCreateTableSql* pCreateTableSql, int32_t* len, SParseContext* pParseCtx, SMsgBuf* pMsgBuf) {
SSchema* pSchema;
SMCreateStbReq* buildCreateStbMsg(SCreateTableSql* pCreateTableSql, int32_t* len, SParseContext* pParseCtx,
SMsgBuf* pMsgBuf) {
SMCreateStbReq createReq = {0};
createReq.igExists = pCreateTableSql->existCheck ? 1 : 0;
createReq.pColumns = pCreateTableSql->colInfo.pColumns;
createReq.pTags = pCreateTableSql->colInfo.pTagColumns;
createReq.numOfColumns = (int32_t)taosArrayGetSize(pCreateTableSql->colInfo.pColumns);
createReq.numOfTags = (int32_t)taosArrayGetSize(pCreateTableSql->colInfo.pTagColumns);
int32_t numOfTags = 0;
int32_t numOfCols = (int32_t) taosArrayGetSize(pCreateTableSql->colInfo.pColumns);
if (pCreateTableSql->colInfo.pTagColumns != NULL) {
numOfTags = (int32_t) taosArrayGetSize(pCreateTableSql->colInfo.pTagColumns);
}
SMCreateStbReq* pCreateStbMsg = (SMCreateStbReq*)calloc(1, sizeof(SMCreateStbReq) + (numOfCols + numOfTags) * sizeof(SSchema));
if (pCreateStbMsg == NULL) {
return NULL;
}
char* pMsg = NULL;
#if 0
int32_t tableType = pCreateTableSql->type;
if (tableType != TSQL_CREATE_TABLE && tableType != TSQL_CREATE_STABLE) { // create by using super table, tags value
SArray* list = pInfo->pCreateTableInfo->childTableInfo;
int32_t numOfTables = (int32_t)taosArrayGetSize(list);
pCreateStbMsg->numOfTables = htonl(numOfTables);
pMsg = (char*)pCreateMsg;
for (int32_t i = 0; i < numOfTables; ++i) {
SCreateTableMsg* pCreate = (SCreateTableMsg*)pMsg;
pCreate->numOfColumns = htons(pCmd->numOfCols);
pCreate->numOfTags = htons(pCmd->count);
pMsg += sizeof(SCreateTableMsg);
SCreatedTableInfo* p = taosArrayGet(list, i);
strcpy(pCreate->tableName, p->fullname);
pCreate->igExists = (p->igExist) ? 1 : 0;
// use dbinfo from table id without modifying current db info
pMsg = serializeTagData(&p->tagdata, pMsg);
int32_t len = (int32_t)(pMsg - (char*)pCreate);
pCreate->len = htonl(len);
}
} else {
#endif
// create (super) table
SName n = {0};
int32_t code = createSName(&n, &pCreateTableSql->name, pParseCtx, pMsgBuf);
if (code != 0) {
if (createSName(&n, &pCreateTableSql->name, pParseCtx, pMsgBuf) != 0) {
return NULL;
}
code = tNameExtractFullName(&n, pCreateStbMsg->name);
if (code != 0) {
if (tNameExtractFullName(&n, createReq.name) != 0) {
buildInvalidOperationMsg(pMsgBuf, "invalid table name or database not specified");
return NULL;
}
pCreateStbMsg->igExists = pCreateTableSql->existCheck ? 1 : 0;
pCreateStbMsg->numOfColumns = htonl(numOfCols);
pCreateStbMsg->numOfTags = htonl(numOfTags);
pSchema = (SSchema*)pCreateStbMsg->pSchemas;
for (int i = 0; i < numOfCols; ++i) {
SField* pField = taosArrayGet(pCreateTableSql->colInfo.pColumns, i);
pSchema->type = pField->type;
pSchema->bytes = htonl(pField->bytes);
strcpy(pSchema->name, pField->name);
pSchema++;
int32_t tlen = tSerializeSMCreateStbReq(NULL, &createReq);
void* req = malloc(tlen);
if (req == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
for(int32_t i = 0; i < numOfTags; ++i) {
SField* pField = taosArrayGet(pCreateTableSql->colInfo.pTagColumns, i);
pSchema->type = pField->type;
pSchema->bytes = htonl(pField->bytes);
strcpy(pSchema->name, pField->name);
pSchema++;
}
pMsg = (char*)pSchema;
int32_t msgLen = (int32_t)(pMsg - (char*)pCreateStbMsg);
*len = msgLen;
return pCreateStbMsg;
void *buf = req;
tSerializeSMCreateStbReq(&buf, &createReq);
return req;
}
SMDropStbReq* buildDropStableMsg(SSqlInfo* pInfo, int32_t* len, SParseContext* pParseCtx, SMsgBuf* pMsgBuf) {

9
source/util/src/tarray.c
View File

@ -204,7 +204,12 @@ void* taosArrayGetLast(const SArray* pArray) {
return TARRAY_GET_ELEM(pArray, pArray->size - 1);
}
size_t taosArrayGetSize(const SArray* pArray) { return pArray->size; }
size_t taosArrayGetSize(const SArray* pArray) {
if (pArray == NULL) {
return 0;
}
return pArray->size;
}
void taosArraySetSize(SArray* pArray, size_t size) {
assert(size <= pArray->capacity);
@ -296,7 +301,7 @@ SArray* taosArrayDup(const SArray* pSrc) {
}
void taosArrayClear(SArray* pArray) {
assert( pArray != NULL );
if (pArray == NULL) return;
pArray->size = 0;
}