SQLExecDirectTest.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:11k
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 SQLExecDirectTest.cpp
- */
- #include <common.hpp>
- #define EXD_MESSAGE_LENGTH 200
- #define EXD_NAME_LEN 10
- #define EXD_PHONE_LEN 10
- #define EXD_ADDRESS_LEN 10
- using namespace std;
- SQLHDBC EXD_hdbc;
- SQLHSTMT EXD_hstmt;
- SQLHENV EXD_henv;
- SQLHDESC EXD_hdesc;
- SQLRETURN EXD_ret, SQLSTATEs;
- void ExecDirect_DisplayError(SQLSMALLINT EXD_HandleType,
- SQLHSTMT EXD_InputHandle);
- int EXD_Display_Result(SQLHSTMT EXDR_InputHandle);
- /**
- * Test to execute a prepared ststement
- *
- * -# Normal case: Prepare and Execute a prepared statement
- * -# Prepare and Execute an empty statement
- * -# Prepare and Execute a statement with wrong henv handle
- * -# Prepare and Execute a statement with wrong hdbc handle
- * -# Prepare and Execute a statement with wrong hdesc handle
- * @return Zero, if test succeeded
- */
- int SQLExecDirectTest()
- {
- ndbout << endl << "Start ExecDirect Testing" << endl;
- //************************************
- //** Allocate An Environment Handle **
- //************************************
- EXD_ret = SQLAllocHandle(SQL_HANDLE_ENV,
- SQL_NULL_HANDLE,
- &EXD_henv);
- if (EXD_ret == SQL_SUCCESS || EXD_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Allocated an environment Handle!" << endl;
- //*********************************************
- //** Set the ODBC application Version to 3.x **
- //*********************************************
- EXD_ret = SQLSetEnvAttr(EXD_henv,
- SQL_ATTR_ODBC_VERSION,
- (SQLPOINTER) SQL_OV_ODBC3,
- SQL_IS_UINTEGER);
- if (EXD_ret == SQL_SUCCESS || EXD_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Set the ODBC application Version to 3.x!" << endl;
- //**********************************
- //** Allocate A Connection Handle **
- //**********************************
- EXD_ret = SQLAllocHandle(SQL_HANDLE_DBC,
- EXD_henv,
- &EXD_hdbc);
- if (EXD_ret == SQL_SUCCESS || EXD_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Allocated a connection Handle!" << endl;
- // *******************
- // ** Connect to DB **
- // *******************
- EXD_ret = SQLConnect(EXD_hdbc,
- (SQLCHAR *) connectString(),
- SQL_NTS,
- (SQLCHAR *) "",
- SQL_NTS,
- (SQLCHAR *) "",
- SQL_NTS);
- if (EXD_ret == SQL_SUCCESS || EXD_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Connected to DB : OK!" << endl;
- else
- {
- ndbout << "Failure to Connect DB!" << endl;
- return NDBT_FAILED;
- }
- //*******************************
- //** Allocate statement handle **
- //*******************************
- EXD_ret = SQLAllocHandle(SQL_HANDLE_STMT,
- EXD_hdbc,
- &EXD_hstmt);
- if(EXD_ret == SQL_SUCCESS || EXD_ret == SQL_SUCCESS_WITH_INFO)
- ndbout << "Allocated a statement handle!" << endl;
- //**********************************************
- //** Test1 **
- //** Prepare and Execute a prepared statement **
- //**********************************************
- EXD_ret = SQLExecDirect(EXD_hstmt,
- (SQLCHAR*)"SELECT * FROM Customers",
- SQL_NTS);
- if (EXD_ret == SQL_INVALID_HANDLE)
- {
- ndbout << "Handle Type is SQL_HANDLE_STMT, but SQL_INVALID_HANDLE" << endl;
- ndbout << "still appeared. Please check program" << endl;
- }
- if (EXD_ret == SQL_ERROR || EXD_ret == SQL_SUCCESS_WITH_INFO)
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXD_hstmt);
- //*************************
- //** Display the results **
- //*************************
- EXD_Display_Result(EXD_hstmt);
- //*******************************************
- //** Test2 **
- //** Prepare and Execute an empty statement**
- //** in order to see what will happen **
- //*******************************************
- EXD_ret = SQLExecDirect(EXD_hstmt,
- (SQLCHAR*)" ",
- SQL_NTS);
- if (EXD_ret == SQL_ERROR || EXD_ret == SQL_SUCCESS_WITH_INFO)
- {
- ndbout << "Prepare and Execute an empty statement," << endl;
- ndbout << "The following case happened!" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXD_hstmt);
- }
- //***************************************************************
- //** Test3 **
- //** Prepare and Execute a statement with wrong henv handle **
- //** in order to see what will happen **
- //***************************************************************
- EXD_ret = SQLExecDirect(EXD_henv,
- (SQLCHAR*)"SELECT * FROM Customers",
- SQL_NTS);
- if (EXD_ret == SQL_SUCCESS_WITH_INFO || EXD_ret == SQL_SUCCESS)
- { ndbout << "Handle Type is SQL_HANDLE_HENV, but SQL_INVALID_HANDLE" << endl;
- ndbout << "still appeared. Please check programm" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_ENV, EXD_henv);
- }
- //******************************************************************
- //** Test4 **
- //** Prepare and Execute a statement with wrong hdbc handle **
- //** in order to see what will happen **
- //******************************************************************
- EXD_ret = SQLExecDirect(EXD_hdbc,
- (SQLCHAR*)"SELECT * FROM Customers",
- SQL_NTS);
- if (EXD_ret == SQL_SUCCESS_WITH_INFO || EXD_ret == SQL_SUCCESS)
- ExecDirect_DisplayError(SQL_HANDLE_DBC, EXD_hdbc);
- //*******************************************************************
- //** Test5 **
- //** Prepare and Execute a statement with wrong hdesc handle **
- //** in order to see what will happen **
- //*******************************************************************
- EXD_ret = SQLExecDirect(EXD_hdesc,
- (SQLCHAR*)"SELECT * FROM Customers",
- SQL_NTS);
- if (EXD_ret == SQL_SUCCESS_WITH_INFO || EXD_ret == SQL_SUCCESS)
- {
- ndbout << "Handle Type is SQL_HANDLE_DESC, but SQL_SUCCESS_WITH_INFO" <<endl;
- ndbout << "appeared. Please check program" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_DESC, EXD_hdesc);
- }
- // *********************************
- // ** Disconnect and Free Handles **
- // *********************************
- SQLDisconnect(EXD_hdbc);
- SQLFreeHandle(SQL_HANDLE_STMT, EXD_hstmt);
- SQLFreeHandle(SQL_HANDLE_DBC, EXD_hdbc);
- SQLFreeHandle(SQL_HANDLE_ENV, EXD_henv);
- return NDBT_OK;
- }
- void ExecDirect_DisplayError(SQLSMALLINT EXD_HandleType,
- SQLHSTMT EXD_InputHandle)
- {
- SQLCHAR EXD_Sqlstate[5];
- SQLINTEGER EXD_NativeError;
- SQLSMALLINT EXD_i, EXD_MsgLen;
- SQLCHAR EXD_Msg[EXD_MESSAGE_LENGTH];
- SQLRETURN SQLSTATEs;
- EXD_i = 1;
- ndbout << "-------------------------------------------------" << endl;
- ndbout << "Error diagnostics:" << endl;
- while ((SQLSTATEs = SQLGetDiagRec(EXD_HandleType,
- EXD_InputHandle,
- EXD_i,
- EXD_Sqlstate,
- &EXD_NativeError,
- EXD_Msg,
- sizeof(EXD_Msg),
- &EXD_MsgLen))
- != SQL_NO_DATA) {
- ndbout << "the HandleType is:" << EXD_HandleType << endl;
- ndbout << "the InputHandle is :" << (long)EXD_InputHandle << endl;
- ndbout << "the ColAtt_Msg is: " << (char *) EXD_Msg << endl;
- ndbout << "the output state is:" << (char *)EXD_Sqlstate << endl;
- EXD_i ++;
- // break;
- }
- ndbout << "-------------------------------------------------" << endl;
- }
- int EXD_Display_Result(SQLHSTMT EXDR_InputHandle)
- {
- SQLRETURN EXD_retcode;
- unsigned long EXD_CustID;
- SQLCHAR EXD_Name[EXD_NAME_LEN], EXD_Phone[EXD_PHONE_LEN];
- SQLCHAR EXD_Address[EXD_ADDRESS_LEN];
- //*********************
- //** Bind columns 1 **
- //*********************
- EXD_retcode =SQLBindCol(EXDR_InputHandle,
- 1,
- SQL_C_ULONG,
- &EXD_CustID,
- sizeof(EXD_CustID),
- NULL);
- if (EXD_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXDR_InputHandle);
- return NDBT_FAILED;
- }
- //*********************
- //** Bind columns 2 **
- //*********************
- EXD_retcode =SQLBindCol(EXDR_InputHandle,
- 2,
- SQL_C_CHAR,
- &EXD_Name,
- EXD_NAME_LEN,
- NULL);
- if (EXD_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXDR_InputHandle);
- return NDBT_FAILED;
- }
- //*********************
- //** Bind columns 3 **
- //*********************
- EXD_retcode = SQLBindCol(EXDR_InputHandle,
- 3,
- SQL_C_CHAR,
- &EXD_Address,
- EXD_ADDRESS_LEN,
- NULL);
- if (EXD_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXDR_InputHandle);
- return NDBT_FAILED;
- }
- //*********************
- //** Bind columns 4 **
- //*********************
- EXD_retcode = SQLBindCol(EXDR_InputHandle,
- 4,
- SQL_C_CHAR,
- &EXD_Phone,
- EXD_PHONE_LEN,
- NULL);
- if (EXD_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLBindCol, SQL_ERROR happened!" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXDR_InputHandle);
- return NDBT_FAILED;
- }
- //*****************************************
- //* Fetch and print each row of data. On **
- //* an error, display a message and exit **
- //*****************************************
- if (EXD_retcode != SQL_ERROR)
- EXD_retcode = SQLFetch(EXDR_InputHandle);
- ndbout << endl << "EXD_retcode = SQLFetch(EXDR_InputHandle) = "
- << EXD_retcode << endl;
- if (EXD_retcode == SQL_ERROR)
- {
- ndbout << "Executing SQLFetch, SQL_ERROR happened!" << endl;
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXDR_InputHandle);
- return NDBT_FAILED;
- }
- else if (EXD_retcode == SQL_SUCCESS_WITH_INFO)
- {
- ndbout << "CustID = " << (int)EXD_CustID << endl;
- ndbout << "Name = " << (char *)EXD_Name << endl;
- ndbout << "Address = " << (char *)EXD_Address << endl;
- ndbout << "Phone = " << (char *)EXD_Phone << endl;
- ExecDirect_DisplayError(SQL_HANDLE_STMT, EXDR_InputHandle);
- }
- else
- {
- ndbout << "CustID = " << (int)EXD_CustID << endl;
- ndbout << "Name = " << (char *)EXD_Name << endl;
- ndbout << "Address = " << (char *)EXD_Address << endl;
- ndbout << "Phone = " << (char *)EXD_Phone << endl;
- }
- return 0;
- }