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358
ndb/test/odbc/client/SQLGetDataTest.cpp
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358
ndb/test/odbc/client/SQLGetDataTest.cpp
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/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/**
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* @file SQLGetDataTest.cpp
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*/
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#include <common.hpp>
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using namespace std;
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#define GD_MESSAGE_LENGTH 200
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SQLHSTMT GD_hstmt;
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SQLHENV GD_henv;
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SQLHDBC GD_hdbc;
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SQLHDESC GD_hdesc;
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void GetData_DisplayError(SQLSMALLINT GD_HandleType, SQLHSTMT GD_InputHandle);
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/**
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* Test to retrieve data for a single unbound column
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* in the current row of a result data set
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*
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* Tests:
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* -# Test1 There is no fetched rowset associated with S
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* -# Test2 column number is less than zero
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* -# Test3 fetched rowset is empty
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* @return Zero, if test succeeded
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*/
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int SQLGetDataTest()
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{
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SQLRETURN retcode;
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SQLCHAR ColumnName;
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SQLINTEGER CustID;
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// SQLCHAR Name, Address, Phone;
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SQLCHAR SQLStmt [120];
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SQLCHAR SQLStmt1 [120];
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//************************************
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//** Allocate An Environment Handle **
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//************************************
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retcode = SQLAllocHandle(SQL_HANDLE_ENV,
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SQL_NULL_HANDLE,
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&GD_henv);
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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ndbout << "Allocated an environment Handle!" << endl;
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//*********************************************
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//** Set the ODBC application Version to 3.x **
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//*********************************************
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retcode = SQLSetEnvAttr(GD_henv,
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SQL_ATTR_ODBC_VERSION,
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(SQLPOINTER) SQL_OV_ODBC3,
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SQL_IS_UINTEGER);
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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ndbout << "Set the ODBC application Version to 3.X!" << endl;
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//**********************************
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//** Allocate A Connection Handle **
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//**********************************
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retcode = SQLAllocHandle(SQL_HANDLE_DBC,
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GD_henv,
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&GD_hdbc);
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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ndbout << "Allocated a connection Handle!" << endl;
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// *******************
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// ** Connect to DB **
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// *******************
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retcode = SQLConnect(GD_hdbc,
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(SQLCHAR *) connectString(),
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SQL_NTS,
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(SQLCHAR *) "",
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SQL_NTS,
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(SQLCHAR *) "",
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SQL_NTS);
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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ndbout << "Connected to DB : OK!" << endl;
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else
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{
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ndbout << "Failure to Connect DB!" << endl;
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return NDBT_FAILED;
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}
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//*******************************
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//** Allocate statement handle **
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//*******************************
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retcode = SQLAllocHandle(SQL_HANDLE_STMT,
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GD_hdbc,
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&GD_hstmt);
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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ndbout << "Allocated a statement handle!" << endl;
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//*****************************
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//** Define SELECT statement **
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//*****************************
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strcpy((char *) SQLStmt, "SELECT * FROM Customers");
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//***********************************
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//** Prepare SELECT SQL statement **
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//***********************************
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retcode = SQLPrepare(GD_hstmt,
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SQLStmt,
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SQL_NTS);
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ndbout << endl << "Preparing SELECT, retcode = SQLprepare()= "
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<< retcode << endl;
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//*********************************
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//** Execute prepared statement **
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//*********************************
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// if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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//{
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retcode = SQLExecute(GD_hstmt);
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ndbout << "Exexuting SELECT, retcode = SQLExecute()= "
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<< retcode << endl;
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// if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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// {
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//*****************************************************************
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//** Test1 **
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//** There is no fetched rowset associated with S(SQL-statement) **
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//*****************************************************************
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retcode = SQLGetData(GD_hstmt,
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1,
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SQL_C_SLONG,
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&CustID,
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sizeof(CustID),
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NULL);
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ndbout << "retcode = SQLGetData()= " << retcode << endl;
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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{
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ndbout << endl << "Test 1:" << endl;
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ndbout << "There is no fetched rowset associated with SQL"
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<< " statement. But system reported SUCCESS or"
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<< " SUCCESS_WITH_INFO. Please check the function!" << endl;
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GetData_DisplayError(SQL_HANDLE_STMT, GD_hstmt);
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}
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else if (retcode == SQL_ERROR)
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{
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ndbout << endl << "Test 1:" << endl;
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ndbout << "There is no fetched rowset associated with SQL"
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<< " statement. The system reported ERROR "
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<< " The function is OK!" << endl;
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}
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else
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ndbout << endl;
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//*******************************
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//** Fetch Data from database **
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//*******************************
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retcode = SQLFetch(GD_hstmt);
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ndbout << endl
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<< "Fetching after Executing SELECT, retcode = SQLFetch()= "
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<< retcode << endl;
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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{
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//**************************************
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//** Test2 **
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//** column number is less than zero **
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//**************************************
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retcode = SQLGetData(GD_hstmt,
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0,
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SQL_C_ULONG,
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&CustID,
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sizeof(CustID),
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NULL);
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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{
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ndbout << "Test 2:" <<"Column number is less than zero"
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<< " The system reported SUCCESS or SUCCESS_WITH_INFO."
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<< " Check the function, please!" <<endl;
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GetData_DisplayError(SQL_HANDLE_STMT, GD_hstmt);
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}
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else if (retcode == SQL_ERROR)
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{
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ndbout << "Test 2:" << "Column number is less than zero."
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<< " The system reported SQL_ERROR."
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<< " The function is OK!" << endl;
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}
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else
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ndbout << endl;
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}
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// }
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// }
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//*****************************
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//** Define DELETE statement **
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//*****************************
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// strcpy((char *) SQLStmt1, "DELETE FROM Customers");
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strcpy((char *) SQLStmt1, "DELETE FROM Customers WHERE CustID = 568 AND Name = 'Hans Peter'");
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//***********************************
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//** Prepare DELETE SQL statement **
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//***********************************
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retcode = SQLPrepare(GD_hstmt,
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SQLStmt1,
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SQL_NTS);
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ndbout << endl << "Preparing DELETE, retcode = SQLPrepare()= "
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<< retcode << endl;
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//****************************************
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//** Execute prepared DELETE statement **
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//****************************************
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// if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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// {
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retcode = SQLExecute(GD_hstmt);
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ndbout << "Executing DELETE, retcode = SQLExecute()= "
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<< retcode << endl;
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// if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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// {
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retcode = SQLFetch(GD_hstmt);
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ndbout << "Fetching after Executing DELETE, retcode = SQLExecute()= "
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<< retcode << endl;
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if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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{
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//******************************************************
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//** Test3 **
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//** If the fetched rowset associated with **
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//** Statement is empty, condition is raised: NO DATA **
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//** We can delete all rows in table Customers for **
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//** this case **
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//******************************************************
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retcode = SQLGetData(GD_hstmt,
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1,
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SQL_C_ULONG,
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&CustID,
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sizeof(CustID),
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NULL);
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if (retcode == SQL_ERROR)
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{
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ndbout << "Test 3:" << endl;
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ndbout << "The fetched rowset associated"
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<< "with Statementhandle is empty. The system"
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<< " reported SQL_ERROR. Check the function!" << endl;
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GetData_DisplayError(SQL_HANDLE_STMT, GD_hstmt);
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}
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else if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO)
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{
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ndbout << "Test 3:" << endl;
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ndbout << "The fetched rowset associated"
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<< "with Statementhandle is empty. The system"
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<< " reported SUCCESS. Check the function!" << endl;
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GetData_DisplayError(SQL_HANDLE_STMT, GD_hstmt);
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}
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else if (retcode == 100)
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{
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ndbout << "Test 3:" << endl;
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ndbout << "The fetched rowset associated"
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<< "with Statementhandle is empty. The system"
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<< " reported SQL_NO_DATA. The function is OK!" << endl;
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}
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}
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else if (retcode == SQL_ERROR)
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{
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ndbout << "Test 3 falied!" << endl;
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GetData_DisplayError(SQL_HANDLE_STMT, GD_hstmt);
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}
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else
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ndbout << " " << endl;
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// }
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// }
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// *********************************
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// ** Disconnect and Free Handles **
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// *********************************
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SQLDisconnect(GD_hdbc);
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SQLFreeHandle(SQL_HANDLE_STMT, GD_hstmt);
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SQLFreeHandle(SQL_HANDLE_DBC, GD_hdbc);
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SQLFreeHandle(SQL_HANDLE_ENV, GD_henv);
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return NDBT_OK;
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}
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void GetData_DisplayError(SQLSMALLINT GD_HandleType, SQLHSTMT GD_InputHandle)
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{
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SQLSMALLINT i, MsgLen;
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SQLRETURN SQLSTATEs;
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SQLCHAR Sqlstate[5], Msg[GD_MESSAGE_LENGTH];
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SQLINTEGER NativeError;
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i = 1;
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ndbout << "-------------------------------------------------" << endl;
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ndbout << "Error diagnostics:" << endl;
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while ((SQLSTATEs = SQLGetDiagRec(GD_HandleType,
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GD_InputHandle,
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i,
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Sqlstate,
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&NativeError,
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Msg,
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sizeof(Msg),
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&MsgLen))
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!= SQL_NO_DATA)
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{
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ndbout << "the HandleType is:" << GD_HandleType << endl;
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ndbout << "the InputHandle is :" << (long)GD_InputHandle << endl;
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ndbout << "Phone = " << (char *)Msg << endl;
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ndbout << "the output state is:" << (char *)Sqlstate << endl;
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i ++;
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break;
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}
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ndbout << "-------------------------------------------------" << endl;
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}
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