const char * name;
int column_count;
const ULResultSetSchema & rss = prepStmt->GetResultSetSchema();
int column_count = rss.GetColumnCount();
for( int i = 1; i < column_count; i++ ) {
    name = rss.GetColumnName( i );
    printf( "id = %d, name = %s\n", i, name );
}