doc/html/sql-overview-extract-main-cpp.html


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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>sql/overview/extract/main.cpp Example File</h1>

 
<pre>/****************************************************************************
** $Id: qt/main.cpp   3.3.8   edited Jan 11 14:37 $
**
** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of an example program for TQt.  This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/

#include &lt;<a href="qapplication-h.html">ntqapplication.h</a>&gt;
#include &lt;<a href="tqsqldatabase-h.html">tqsqldatabase.h</a>&gt;
#include &lt;<a href="tqsqlcursor-h.html">tqsqlcursor.h</a>&gt;
#include "../connection.h"

int main( int argc, char *argv[] )
{
    <a href="ntqapplication.html">TQApplication</a> app( argc, argv, FALSE );

    if ( createConnections() ) {
        <a href="tqsqlcursor.html">TQSqlCursor</a> cur( "creditors" );

        <a href="tqstringlist.html">TQStringList</a> orderFields = TQStringList() &lt;&lt; "surname" &lt;&lt; "forename";
        <a href="tqsqlindex.html">TQSqlIndex</a> order = cur.<a href="tqsqlcursor.html#index">index</a>( orderFields );

        <a href="tqstringlist.html">TQStringList</a> filterFields = TQStringList() &lt;&lt; "surname" &lt;&lt; "city";
        <a href="tqsqlindex.html">TQSqlIndex</a> filter = cur.<a href="tqsqlcursor.html#index">index</a>( filterFields );
        cur.<a href="tqsqlrecord.html#setValue">setValue</a>( "surname", "Chirac" );
        cur.<a href="tqsqlrecord.html#setValue">setValue</a>( "city", "Paris" );

        cur.<a href="tqsqlcursor.html#select">select</a>( filter, order );

        while ( cur.<a href="tqsqlquery.html#next">next</a>() ) {
            int id = cur.<a href="tqsqlquery.html#value">value</a>( "id" ).toInt();
            <a href="tqstring.html">TQString</a> name = cur.<a href="tqsqlquery.html#value">value</a>( "forename" ).toString() + " " +
                           cur.<a href="tqsqlquery.html#value">value</a>( "surname" ).toString();
            <a href="ntqapplication.html#qDebug">tqDebug</a>( TQString::<a href="tqstring.html#number">number</a>( id ) + ": " + name );
        }
    }

    return 0;
}
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