HRESULT CDBStepNC::SelectTable(CString tszSQL, StringTable &szColumnTable, StringTable &szDataTable)
{
USES_CONVERSION;
HRESULT hr;
//CTable<CDynamicAccessor> rs;
CTable<CDynamicStringAccessor> rs;
hr = rs.Open( m_session, "milling_cutter" );
hr = rs.MoveFirst( );
int j=0;
while( SUCCEEDED( hr ) && hr != DB_S_ENDOFROWSET )
{
for( size_t i = 1; i < rs.GetColumnCount( ); i++ )
{
OutputDebugString(StrFormat( "Column %d [%S]= %s\n", i, rs.GetColumnName( i ), rs.GetString( i ) ));
if(j==0)
szColumnTable(0,i)=W2T(_bstr_t(rs.GetColumnName( i )));
szDataTable(j,i-1)=rs.GetString( i );
OutputDebugString(szDataTable(j,i));
}
hr = rs.MoveNext( );
j++;
}
return hr;
}
void CQueryWizard::ExecuteQuery( CQueryBuilder& builder ) {
//MessageBox( 0, builder.GetQuery().c_str(), "query", 0 );
CConnection conn;
if ( !conn.OpenForReading() ) {
MessageBox( 0, "Unable to connect to the database!", "", 0 );
return;
}
try {
BeginWaitCursor();
CTable rs = conn.Execute( builder.GetQuery() );
char tempPath[4001];
char tempFile[4001];
::GetTempPath( 4000, tempPath );
int fileNum = 0;
FILE* f = NULL;
while ( !f ) {
sprintf( tempFile, "%s\\studentinfo%d.xls", tempPath, fileNum++ );
f = fopen( tempFile, "w" );
if ( !f && fileNum == 0 ) {
MessageBox( 0, "Unable to create file to store query!", "StudentInfo QueryWizard", 0 );
return;
}
}
vector<string> header = builder.GetSelect();
for ( int j=0; j<header.size(); j++ ) {
if ( j ) {
fprintf( f, "\t%s", header[j].c_str() );
} else {
fprintf( f, "%s", header[j].c_str() );
}
}
fprintf( f, "\n" );
while ( !rs.IsAtEOF() ) {
for ( int i=0; i<rs.GetColumnCount(); i++ ) {
if ( i ) {
fprintf( f, "\t%s", ((string)rs[i]).c_str() );
} else {
fprintf( f, "%s", ((string)rs[i]).c_str() );
}
}
fprintf( f, "\n" );
rs.MoveNext();
}
fclose(f);
ShellExecute( NULL, "open", tempFile, NULL, NULL, SW_SHOWNORMAL );
EndWaitCursor();
}
catch ( ... ) {
//char temp[10000];
//if ( e.GetErrorMessage( temp, 10000 ) ) {
MessageBox( 0, "Unable to execute the query!", "", 0 );
//} else {
// MessageBox( 0, ( (string)"Unable to execute the query: " + (string)temp ).c_str(), "", 0 );
//}
}
}
