function execute_row($sql) {
	$rs = mysql_query($sql) or die(mysql_error().$sql);
	if (mysql_num_rows($rs)) {
		$r = mysql_fetch_array($rs);
		mysql_free_result($rs);
		return $r; }
	mysql_free_result($rs);
	return "";
}

http://www.barattalo.it/

make a query and retrieve the first record, if error occurs show it and the query.

execute row (retrieve one row)

mysql

PHP