SQLTransactTest.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:9k
源码类别:
MySQL数据库
开发平台:
Visual C++
- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- /**
- * @file SQLTransactTest.cpp
- */
- #include <common.hpp>
- #define STR_MESSAGE_LENGTH 200
- #define STR_NAME_LEN 20
- #define STR_PHONE_LEN 20
- #define STR_ADDRESS_LEN 20
- using namespace std;
- SQLHDBC STR_hdbc;
- SQLHSTMT STR_hstmt;
- SQLHENV STR_henv;
- SQLHDESC STR_hdesc;
- void Transact_DisplayError(SQLSMALLINT STR_HandleType,
- SQLHSTMT STR_InputHandle);
- int STR_Display_Result(SQLHSTMT EXDR_InputHandle);
- /**
- * Test:
- * -#Test to request a commit or a rollback operation for
- * all active transactions associated with a specific
- * environment or connection handle
- *
- * @return Zero, if test succeeded
- */
- int SQLTransactTest()
- {
- SQLRETURN STR_ret;
- ndbout << endl << "Start SQLTransact Testing" << endl;
- //************************************
- //** Allocate An Environment Handle **
- //************************************
- STR_ret = SQLAllocHandle(SQL_HANDLE_ENV,
- SQL_NULL_HANDLE,
- &STR_henv);
- if (STR_ret == SQL_SUCCESS || STR_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Allocated an environment Handle!" << endl;
- //*********************************************
- //** Set the ODBC application Version to 3.x **
- //*********************************************
- STR_ret = SQLSetEnvAttr(STR_henv,
- SQL_ATTR_ODBC_VERSION,
- (SQLPOINTER) SQL_OV_ODBC3,
- SQL_IS_UINTEGER);
- if (STR_ret == SQL_SUCCESS || STR_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Set the ODBC application Version to 3.x!" << endl;
- //**********************************
- //** Allocate A Connection Handle **
- //**********************************
- STR_ret = SQLAllocHandle(SQL_HANDLE_DBC,
- STR_henv,
- &STR_hdbc);
- if (STR_ret == SQL_SUCCESS || STR_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Allocated a connection Handle!" << endl;
- // *******************
- // ** Connect to DB **
- // *******************
- STR_ret = SQLConnect(STR_hdbc,
- (SQLCHAR *) connectString(),
- SQL_NTS,
- (SQLCHAR *) "",
- SQL_NTS,
- (SQLCHAR *) "",
- SQL_NTS);
- if (STR_ret == SQL_SUCCESS || STR_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Connected to DB : OK!" << endl;
- else
- {
- ndbout << "Failure to Connect DB!" << endl;
- return NDBT_FAILED;
- }
- //*******************************
- //** Allocate statement handle **
- //*******************************
- STR_ret = SQLAllocHandle(SQL_HANDLE_STMT,
- STR_hdbc,
- &STR_hstmt);
- if(STR_ret == SQL_SUCCESS || STR_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Allocated a statement handle!" << endl;
- //********************************
- //** Turn Manual-Commit Mode On **
- //********************************
- STR_ret = SQLSetConnectOption(STR_hdbc,
- SQL_AUTOCOMMIT,
- (UDWORD) SQL_AUTOCOMMIT_OFF);
- //**********************************************
- //** Prepare and Execute a prepared statement **
- //**********************************************
- STR_ret = SQLExecDirect(STR_hstmt,
- (SQLCHAR*)"SELECT * FROM Customers",
- SQL_NTS);
- if (STR_ret == SQL_INVALID_HANDLE)
- {
- ndbout << "Handle Type is SQL_HANDLE_STMT, but SQL_INVALID_HANDLE"
- << endl;
- ndbout << "still appeared. Please check program" << endl;
- }
- if (STR_ret == SQL_ERROR || STR_ret == SQL_SUCCESS_WITH_INFO)
- Transact_DisplayError(SQL_HANDLE_STMT, STR_hstmt);
- //*************************
- //** Display the results **
- //*************************
- STR_Display_Result(STR_hstmt);
- //****************************
- //** Commit the transaction **
- //****************************
- STR_ret = SQLTransact(STR_henv,
- STR_hdbc,
- SQL_COMMIT);
- //****************
- // Free Handles **
- //****************
- SQLDisconnect(STR_hdbc);
- SQLFreeHandle(SQL_HANDLE_STMT, STR_hstmt);
- SQLFreeHandle(SQL_HANDLE_DBC, STR_hdbc);
- SQLFreeHandle(SQL_HANDLE_ENV, STR_henv);
- return NDBT_OK;
- }
- void Transact_DisplayError(SQLSMALLINT STR_HandleType,
- SQLHSTMT STR_InputHandle)
- {
- SQLCHAR STR_Sqlstate[5];
- SQLINTEGER STR_NativeError;
- SQLSMALLINT STR_i, STR_MsgLen;
- SQLCHAR STR_Msg[STR_MESSAGE_LENGTH];
- SQLRETURN SQLSTATEs;
- STR_i = 1;
- ndbout << "-------------------------------------------------" << endl;
- ndbout << "Error diagnostics:" << endl;
- while ((SQLSTATEs = SQLGetDiagRec(STR_HandleType,
- STR_InputHandle,
- STR_i,
- STR_Sqlstate,
- &STR_NativeError,
- STR_Msg,
- sizeof(STR_Msg),
- &STR_MsgLen))
- != SQL_NO_DATA) {
- ndbout << "the HandleType is:" << STR_HandleType << endl;
- ndbout << "the InputHandle is :" << (long)STR_InputHandle << endl;
- ndbout << "the STR_Msg is: " << (char *) STR_Msg << endl;
- ndbout << "the output state is:" << (char *)STR_Sqlstate << endl;
- STR_i ++;
- // break;
- }
- ndbout << "-------------------------------------------------" << endl;
- }
- int STR_Display_Result(SQLHSTMT STR_InputHandle)
- {
- SQLRETURN STR_retcode;
- unsigned long STR_CustID;
- SQLCHAR STR_Name[STR_NAME_LEN], STR_Phone[STR_PHONE_LEN];
- SQLCHAR STR_Address[STR_ADDRESS_LEN];
- //*********************
- //** Bind columns 1 **
- //*********************
- STR_retcode =SQLBindCol(STR_InputHandle,
- 1,
- SQL_C_ULONG,
- &STR_CustID,
- sizeof(STR_CustID),
- NULL);
- if (STR_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- Transact_DisplayError(SQL_HANDLE_STMT, STR_InputHandle);
- return NDBT_FAILED;
- }
- //*********************
- //** Bind columns 2 **
- //*********************
- STR_retcode =SQLBindCol(STR_InputHandle,
- 2,
- SQL_C_CHAR,
- &STR_Name,
- STR_NAME_LEN,
- NULL);
- if (STR_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- Transact_DisplayError(SQL_HANDLE_STMT, STR_InputHandle);
- return NDBT_FAILED;
- }
- //*********************
- //** Bind columns 3 **
- //*********************
- STR_retcode = SQLBindCol(STR_InputHandle,
- 3,
- SQL_C_CHAR,
- &STR_Address,
- STR_ADDRESS_LEN,
- NULL);
- if (STR_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- Transact_DisplayError(SQL_HANDLE_STMT, STR_InputHandle);
- return NDBT_FAILED;
- }
- //*********************
- //** Bind columns 4 **
- //*********************
- STR_retcode = SQLBindCol(STR_InputHandle,
- 4,
- SQL_C_CHAR,
- &STR_Phone,
- STR_PHONE_LEN,
- NULL);
- if (STR_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- Transact_DisplayError(SQL_HANDLE_STMT, STR_InputHandle);
- return NDBT_FAILED;
- }
- //*****************************************
- //* Fetch and print each row of data. On **
- //* an error, display a message and exit **
- //*****************************************
- if (STR_retcode != SQL_ERROR)
- STR_retcode = SQLFetch(STR_InputHandle);
- ndbout << endl << "STR_retcode = SQLFetch(STR_InputHandle) = "
- << STR_retcode << endl;
- if (STR_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLFetch, SQL_ERROR happened!" << endl;
- Transact_DisplayError(SQL_HANDLE_STMT, STR_InputHandle);
- return NDBT_FAILED;
- }
- else if (STR_retcode == SQL_SUCCESS_WITH_INFO)
- {
- ndbout << "CustID = " << (int)STR_CustID << endl;
- ndbout << "Name = " << (char *)STR_Name << endl;
- ndbout << "Address = " << (char *)STR_Address << endl;
- ndbout << "Phone = " << (char *)STR_Phone << endl;
- Transact_DisplayError(SQL_HANDLE_STMT, STR_InputHandle);
- }
- else
- {
- ndbout << "CustID = " << (int)STR_CustID << endl;
- ndbout << "Name = " << (char *)STR_Name << endl;
- ndbout << "Address = " << (char *)STR_Address << endl;
- ndbout << "Phone = " << (char *)STR_Phone << endl;
- }
- return 0;
- }