From 5ef5af88659c782aa5dd227f994de05df8dcb36c Mon Sep 17 00:00:00 2001 From: Haojun Liao Date: Mon, 27 Dec 2021 18:48:07 +0800 Subject: [PATCH 1/3] [td-11818] support create dnode/drop dnode. --- include/util/tdef.h | 2 +- source/client/src/clientImpl.c | 10 ++++++- source/client/src/clientMsgHandler.c | 11 ++++--- source/client/test/clientTests.cpp | 40 ++++++++++++++++++++++++-- source/libs/parser/inc/astToMsg.h | 2 ++ source/libs/parser/src/astToMsg.c | 40 ++++++++++++++++++++++++++ source/libs/parser/src/dCDAstProcess.c | 23 +++++++++++++-- source/libs/parser/src/parser.c | 3 +- 8 files changed, 120 insertions(+), 11 deletions(-) diff --git a/include/util/tdef.h b/include/util/tdef.h index 64a169b4f1..5edd0549f0 100644 --- a/include/util/tdef.h +++ b/include/util/tdef.h @@ -204,7 +204,7 @@ do { \ #define TSDB_CLUSTER_ID_LEN 40 #define TSDB_FQDN_LEN 128 -#define TSDB_EP_LEN (TSDB_FQDN_LEN+6) +#define TSDB_EP_LEN (TSDB_FQDN_LEN + 6) #define TSDB_IPv4ADDR_LEN 16 #define TSDB_FILENAME_LEN 128 #define TSDB_SHOW_SQL_LEN 512 diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c index 0ee99f77aa..e584a6685a 100644 --- a/source/client/src/clientImpl.c +++ b/source/client/src/clientImpl.c @@ -420,7 +420,15 @@ void processMsgFromServer(void* parent, SRpcMsg* pMsg, SEpSet* pEpSet) { taosReleaseRef(clientReqRefPool, pSendInfo->requestObjRefId); } - SDataBuf buf = {.pData = pMsg->pCont, .len = pMsg->contLen}; + SDataBuf buf = {.len = pMsg->contLen}; + buf.pData = calloc(1, pMsg->contLen); + if (buf.pData == NULL) { + terrno = TSDB_CODE_OUT_OF_MEMORY; + pMsg->code = TSDB_CODE_OUT_OF_MEMORY; + } else { + memcpy(buf.pData, pMsg->pCont, pMsg->contLen); + } + pSendInfo->fp(pSendInfo->param, &buf, pMsg->code); rpcFreeCont(pMsg->pCont); } diff --git a/source/client/src/clientMsgHandler.c b/source/client/src/clientMsgHandler.c index bdf54eb21c..b46304e622 100644 --- a/source/client/src/clientMsgHandler.c +++ b/source/client/src/clientMsgHandler.c @@ -99,10 +99,10 @@ SMsgSendInfo* buildSendMsgInfoImpl(SRequestObj *pRequest) { } else { assert(pRequest != NULL); pMsgSendInfo->requestObjRefId = pRequest->self; - pMsgSendInfo->msgInfo = pRequest->body.requestMsg; - pMsgSendInfo->msgType = pRequest->type; + pMsgSendInfo->msgInfo = pRequest->body.requestMsg; + pMsgSendInfo->msgType = pRequest->type; pMsgSendInfo->requestId = pRequest->requestId; - pMsgSendInfo->param = pRequest; + pMsgSendInfo->param = pRequest; pMsgSendInfo->fp = (handleRequestRspFp[pRequest->type] == NULL)? genericRspCallback:handleRequestRspFp[pRequest->type]; } @@ -165,8 +165,11 @@ int32_t processRetrieveMnodeRsp(void* param, const SDataBuf* pMsg, int32_t code) pRetrieve->precision = htons(pRetrieve->precision); SReqResultInfo* pResInfo = &pRequest->body.resInfo; + + tfree(pResInfo->pRspMsg); + pResInfo->pRspMsg = pMsg->pData; pResInfo->numOfRows = pRetrieve->numOfRows; - pResInfo->pData = pRetrieve->data; // todo fix this in async model + pResInfo->pData = pRetrieve->data; // todo fix this in async model pResInfo->current = 0; setResultDataPtr(pResInfo, pResInfo->fields, pResInfo->numOfCols, pResInfo->numOfRows); diff --git a/source/client/test/clientTests.cpp b/source/client/test/clientTests.cpp index d14719fffb..f5943fd01a 100644 --- a/source/client/test/clientTests.cpp +++ b/source/client/test/clientTests.cpp @@ -169,6 +169,44 @@ TEST(testCase, create_db_Test) { taos_close(pConn); } +TEST(testCase, create_dnode_Test) { + TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + assert(pConn != NULL); + + TAOS_RES* pRes = taos_query(pConn, "create dnode abc1"); + if (taos_errno(pRes) != 0) { + printf("error in create dnode, reason:%s\n", taos_errstr(pRes)); + } + + TAOS_FIELD* pFields = taos_fetch_fields(pRes); + ASSERT_TRUE(pFields == NULL); + + int32_t numOfFields = taos_num_fields(pRes); + ASSERT_EQ(numOfFields, 0); + + taos_free_result(pRes); + taos_close(pConn); +} + +TEST(testCase, drop_dnode_Test) { + TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + assert(pConn != NULL); + + TAOS_RES* pRes = taos_query(pConn, "drop dnode 2"); + if (taos_errno(pRes) != 0) { + printf("error in drop dnode, reason:%s\n", taos_errstr(pRes)); + } + + TAOS_FIELD* pFields = taos_fetch_fields(pRes); + ASSERT_TRUE(pFields == NULL); + + int32_t numOfFields = taos_num_fields(pRes); + ASSERT_EQ(numOfFields, 0); + + taos_free_result(pRes); + taos_close(pConn); +} + TEST(testCase, use_db_test) { TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); assert(pConn != NULL); @@ -273,7 +311,6 @@ TEST(testCase, show_stable_Test) { } TAOS_ROW pRow = NULL; - TAOS_FIELD* pFields = taos_fetch_fields(pRes); int32_t numOfFields = taos_num_fields(pRes); @@ -284,7 +321,6 @@ TEST(testCase, show_stable_Test) { } taos_free_result(pRes); - taos_close(pConn); } diff --git a/source/libs/parser/inc/astToMsg.h b/source/libs/parser/inc/astToMsg.h index 848bbc346e..a2843b5871 100644 --- a/source/libs/parser/inc/astToMsg.h +++ b/source/libs/parser/inc/astToMsg.h @@ -13,5 +13,7 @@ SShowMsg* buildShowMsg(SShowInfo* pShowInfo, SParseBasicCtx* pParseCtx, char* ms SCreateDbMsg* buildCreateDbMsg(SCreateDbInfo* pCreateDbInfo, SParseBasicCtx *pCtx, SMsgBuf* pMsgBuf); SCreateStbMsg* buildCreateTableMsg(SCreateTableSql* pCreateTableSql, int32_t* len, SParseBasicCtx* pParseCtx, SMsgBuf* pMsgBuf); SDropTableMsg* buildDropTableMsg(SSqlInfo* pInfo, int32_t* len, SParseBasicCtx* pParseCtx, SMsgBuf* pMsgBuf); +SCreateDnodeMsg *buildCreateDnodeMsg(SSqlInfo* pInfo, int32_t* len, SMsgBuf* pMsgBuf); +SDropDnodeMsg *buildDropDnodeMsg(SSqlInfo* pInfo, int32_t* len, SMsgBuf* pMsgBuf); #endif // TDENGINE_ASTTOMSG_H diff --git a/source/libs/parser/src/astToMsg.c b/source/libs/parser/src/astToMsg.c index 6b92357748..bafa9b25d4 100644 --- a/source/libs/parser/src/astToMsg.c +++ b/source/libs/parser/src/astToMsg.c @@ -376,3 +376,43 @@ SDropTableMsg* buildDropTableMsg(SSqlInfo* pInfo, int32_t* len, SParseBasicCtx* return pDropTableMsg; } +SCreateDnodeMsg *buildCreateDnodeMsg(SSqlInfo* pInfo, int32_t* len, SMsgBuf* pMsgBuf) { + const char* msg1 = "invalid host name (name too long, maximum length 128)"; + const char* msg2 = "dnode name can not be string"; + + if (taosArrayGetSize(pInfo->pMiscInfo->a) > 1) { + buildInvalidOperationMsg(pMsgBuf, msg1); + return NULL; + } + + SToken* id = taosArrayGet(pInfo->pMiscInfo->a, 0); + if (id->type != TK_ID) { + buildInvalidOperationMsg(pMsgBuf, msg2); + return NULL; + } + + SCreateDnodeMsg *pCreate = (SCreateDnodeMsg *) calloc(1, sizeof(SCreateDnodeMsg)); + strncpy(pCreate->ep, id->z, id->n); + *len = sizeof(SCreateDnodeMsg); + + return pCreate; +} + +SDropDnodeMsg *buildDropDnodeMsg(SSqlInfo* pInfo, int32_t* len, SMsgBuf* pMsgBuf) { + SToken* pzName = taosArrayGet(pInfo->pMiscInfo->a, 0); + + + char* end = NULL; + SDropDnodeMsg * pDrop = (SDropDnodeMsg *)calloc(1, sizeof(SDropDnodeMsg)); + pDrop->dnodeId = strtoll(pzName->z, &end, 10); + *len = sizeof(SDropDnodeMsg); + + if (end - pzName->z != pzName->n) { + buildInvalidOperationMsg(pMsgBuf, "invalid dnode id"); + tfree(pDrop); + return NULL; + } + + return pDrop; +} + diff --git a/source/libs/parser/src/dCDAstProcess.c b/source/libs/parser/src/dCDAstProcess.c index ddbd6eb58c..abf78f4f85 100644 --- a/source/libs/parser/src/dCDAstProcess.c +++ b/source/libs/parser/src/dCDAstProcess.c @@ -712,11 +712,30 @@ int32_t qParserValidateDclSqlNode(SSqlInfo* pInfo, SParseBasicCtx* pCtx, SDclStm case TSDB_SQL_DROP_TABLE: { pDcl->pMsg = (char*)buildDropTableMsg(pInfo, &pDcl->msgLen, pCtx, pMsgBuf); if (pDcl->pMsg == NULL) { - return terrno; + code = terrno; } pDcl->msgType = TDMT_MND_DROP_STB; - return TSDB_CODE_SUCCESS; + break; + } + + case TSDB_SQL_CREATE_DNODE: { + pDcl->pMsg = (char*) buildCreateDnodeMsg(pInfo, &pDcl->msgLen, pMsgBuf); + if (pDcl->pMsg == NULL) { + code = terrno; + } + + pDcl->msgType = TDMT_MND_CREATE_DNODE; + break; + } + + case TSDB_SQL_DROP_DNODE: { + pDcl->pMsg = (char*) buildDropDnodeMsg(pInfo, &pDcl->msgLen, pMsgBuf); + if (pDcl->pMsg == NULL) { + code = terrno; + } + + pDcl->msgType = TDMT_MND_DROP_DNODE; break; } diff --git a/source/libs/parser/src/parser.c b/source/libs/parser/src/parser.c index 0f77135ec1..5c9a48e52f 100644 --- a/source/libs/parser/src/parser.c +++ b/source/libs/parser/src/parser.c @@ -44,11 +44,12 @@ int32_t parseQuerySql(SParseContext* pCxt, SQueryNode** pQuery) { } if (!isDqlSqlStatement(&info)) { - SDclStmtInfo* pDcl = calloc(1, sizeof(SQueryStmtInfo)); + SDclStmtInfo* pDcl = calloc(1, sizeof(SDclStmtInfo)); if (NULL == pDcl) { terrno = TSDB_CODE_TSC_OUT_OF_MEMORY; // set correct error code. return terrno; } + pDcl->nodeType = info.type; int32_t code = qParserValidateDclSqlNode(&info, &pCxt->ctx, pDcl, pCxt->pMsg, pCxt->msgLen); if (code == TSDB_CODE_SUCCESS) { From f3de50620c1de9a348d47e38199b0c8eff0ff8b2 Mon Sep 17 00:00:00 2001 From: Haojun Liao Date: Mon, 27 Dec 2021 18:59:34 +0800 Subject: [PATCH 2/3] [td-11818]fix bug in drop stable. --- source/client/src/clientImpl.c | 1 + source/libs/parser/inc/astToMsg.h | 2 +- source/libs/parser/src/astToMsg.c | 6 +++--- source/libs/parser/src/dCDAstProcess.c | 2 +- 4 files changed, 6 insertions(+), 5 deletions(-) diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c index e584a6685a..64cbc8a5d0 100644 --- a/source/client/src/clientImpl.c +++ b/source/client/src/clientImpl.c @@ -152,6 +152,7 @@ int32_t parseSql(SRequestObj* pRequest, SQueryNode** pQuery) { .pMsg = pRequest->msgBuf, .msgLen = ERROR_MSG_BUF_DEFAULT_SIZE }; + int32_t code = qParseQuerySql(&cxt, pQuery); tfree(cxt.ctx.db); return code; diff --git a/source/libs/parser/inc/astToMsg.h b/source/libs/parser/inc/astToMsg.h index a2843b5871..5358a523fa 100644 --- a/source/libs/parser/inc/astToMsg.h +++ b/source/libs/parser/inc/astToMsg.h @@ -12,7 +12,7 @@ SDropUserMsg* buildDropUserMsg(SSqlInfo* pInfo, int32_t* outputLen, int64_t id, SShowMsg* buildShowMsg(SShowInfo* pShowInfo, SParseBasicCtx* pParseCtx, char* msgBuf, int32_t msgLen); SCreateDbMsg* buildCreateDbMsg(SCreateDbInfo* pCreateDbInfo, SParseBasicCtx *pCtx, SMsgBuf* pMsgBuf); SCreateStbMsg* buildCreateTableMsg(SCreateTableSql* pCreateTableSql, int32_t* len, SParseBasicCtx* pParseCtx, SMsgBuf* pMsgBuf); -SDropTableMsg* buildDropTableMsg(SSqlInfo* pInfo, int32_t* len, SParseBasicCtx* pParseCtx, SMsgBuf* pMsgBuf); +SDropStbMsg* buildDropStableMsg(SSqlInfo* pInfo, int32_t* len, SParseBasicCtx* pParseCtx, SMsgBuf* pMsgBuf); SCreateDnodeMsg *buildCreateDnodeMsg(SSqlInfo* pInfo, int32_t* len, SMsgBuf* pMsgBuf); SDropDnodeMsg *buildDropDnodeMsg(SSqlInfo* pInfo, int32_t* len, SMsgBuf* pMsgBuf); diff --git a/source/libs/parser/src/astToMsg.c b/source/libs/parser/src/astToMsg.c index bafa9b25d4..025ec7fb0a 100644 --- a/source/libs/parser/src/astToMsg.c +++ b/source/libs/parser/src/astToMsg.c @@ -356,7 +356,7 @@ SCreateStbMsg* buildCreateTableMsg(SCreateTableSql* pCreateTableSql, int32_t* le return pCreateTableMsg; } -SDropTableMsg* buildDropTableMsg(SSqlInfo* pInfo, int32_t* len, SParseBasicCtx* pParseCtx, SMsgBuf* pMsgBuf) { +SDropStbMsg* buildDropStableMsg(SSqlInfo* pInfo, int32_t* len, SParseBasicCtx* pParseCtx, SMsgBuf* pMsgBuf) { SToken* tableName = taosArrayGet(pInfo->pMiscInfo->a, 0); SName name = {0}; @@ -366,12 +366,12 @@ SDropTableMsg* buildDropTableMsg(SSqlInfo* pInfo, int32_t* len, SParseBasicCtx* return NULL; } - SDropTableMsg *pDropTableMsg = (SDropTableMsg*) calloc(1, sizeof(SDropTableMsg)); + SDropStbMsg *pDropTableMsg = (SDropStbMsg*) calloc(1, sizeof(SDropStbMsg)); code = tNameExtractFullName(&name, pDropTableMsg->name); assert(code == TSDB_CODE_SUCCESS && name.type == TSDB_TABLE_NAME_T); - pDropTableMsg->ignoreNotExists = pInfo->pMiscInfo->existsCheck ? 1 : 0; + pDropTableMsg->igNotExists = pInfo->pMiscInfo->existsCheck ? 1 : 0; *len = sizeof(SDropTableMsg); return pDropTableMsg; } diff --git a/source/libs/parser/src/dCDAstProcess.c b/source/libs/parser/src/dCDAstProcess.c index abf78f4f85..bdddbec327 100644 --- a/source/libs/parser/src/dCDAstProcess.c +++ b/source/libs/parser/src/dCDAstProcess.c @@ -710,7 +710,7 @@ int32_t qParserValidateDclSqlNode(SSqlInfo* pInfo, SParseBasicCtx* pCtx, SDclStm } case TSDB_SQL_DROP_TABLE: { - pDcl->pMsg = (char*)buildDropTableMsg(pInfo, &pDcl->msgLen, pCtx, pMsgBuf); + pDcl->pMsg = (char*)buildDropStableMsg(pInfo, &pDcl->msgLen, pCtx, pMsgBuf); if (pDcl->pMsg == NULL) { code = terrno; } From 4ebabfcf304326a61d20a67dcdb4b59c1baffa2f Mon Sep 17 00:00:00 2001 From: Haojun Liao Date: Mon, 27 Dec 2021 19:04:04 +0800 Subject: [PATCH 3/3] [td-11818] refactor sim script. --- source/client/test/clientTests.cpp | 36 +++++++++++++++--------------- 1 file changed, 18 insertions(+), 18 deletions(-) diff --git a/source/client/test/clientTests.cpp b/source/client/test/clientTests.cpp index f5943fd01a..2a3b38b828 100644 --- a/source/client/test/clientTests.cpp +++ b/source/client/test/clientTests.cpp @@ -50,13 +50,13 @@ int main(int argc, char** argv) { TEST(testCase, driverInit_Test) { taos_init(); } TEST(testCase, connect_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); taos_close(pConn); } TEST(testCase, create_user_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "create user abc pass 'abc'"); @@ -69,7 +69,7 @@ TEST(testCase, create_user_Test) { } TEST(testCase, create_account_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "create account aabc pass 'abc'"); @@ -82,7 +82,7 @@ TEST(testCase, create_account_Test) { } TEST(testCase, drop_account_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "drop account aabc"); @@ -95,7 +95,7 @@ TEST(testCase, drop_account_Test) { } TEST(testCase, show_user_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "show users"); @@ -114,7 +114,7 @@ TEST(testCase, show_user_Test) { } TEST(testCase, drop_user_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "drop user abc"); @@ -127,7 +127,7 @@ TEST(testCase, drop_user_Test) { } TEST(testCase, show_db_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); // assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "show databases"); @@ -146,7 +146,7 @@ TEST(testCase, show_db_Test) { } TEST(testCase, create_db_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "create database abc1"); @@ -170,7 +170,7 @@ TEST(testCase, create_db_Test) { } TEST(testCase, create_dnode_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "create dnode abc1"); @@ -189,7 +189,7 @@ TEST(testCase, create_dnode_Test) { } TEST(testCase, drop_dnode_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "drop dnode 2"); @@ -208,7 +208,7 @@ TEST(testCase, drop_dnode_Test) { } TEST(testCase, use_db_test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "use abc1"); @@ -226,7 +226,7 @@ TEST(testCase, use_db_test) { } TEST(testCase, drop_db_test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); showDB(pConn); @@ -248,7 +248,7 @@ TEST(testCase, drop_db_test) { } TEST(testCase, create_stable_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "create database abc1"); @@ -279,7 +279,7 @@ TEST(testCase, drop_db_test) { } TEST(testCase, create_table_Test) { - // TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + // TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); // assert(pConn != NULL); // // TAOS_RES* pRes = taos_query(pConn, "use abc1"); @@ -294,7 +294,7 @@ TEST(testCase, create_table_Test) { TEST(testCase, create_ctable_Test) {} TEST(testCase, show_stable_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "use abc1"); @@ -325,7 +325,7 @@ TEST(testCase, show_stable_Test) { } TEST(testCase, show_vgroup_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "use abc1"); @@ -358,7 +358,7 @@ TEST(testCase, show_vgroup_Test) { } TEST(testCase, drop_stable_Test) { - TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); + TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); assert(pConn != NULL); TAOS_RES* pRes = taos_query(pConn, "create database abc1"); @@ -383,7 +383,7 @@ TEST(testCase, drop_stable_Test) { } //TEST(testCase, show_table_Test) { -// TAOS* pConn = taos_connect("ubuntu", "root", "taosdata", NULL, 0); +// TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); // assert(pConn != NULL); // // TAOS_RES* pRes = taos_query(pConn, "use abc1");