mysql server stored procedure console log
DELIMITER $$
DROP PROCEDURE IF EXISTS `debug_msg`$$
DROP PROCEDURE IF EXISTS `test_procedure`$$
CREATE PROCEDURE debug_msg(enabled INTEGER, msg VARCHAR(255))
BEGIN
IF enabled THEN
select concat('** ', msg) AS '** DEBUG:';
END IF;
END $$
CREATE PROCEDURE test_procedure(arg1 INTEGER, arg2 INTEGER)
BEGIN
SET @enabled = TRUE;
call debug_msg(@enabled, 'my first debug message');
call debug_msg(@enabled, (select concat_ws('','arg1:', arg1)));
call debug_msg(TRUE, 'This message always shows up');
call debug_msg(FALSE, 'This message will never show up');
END $$
DELIMITER ;