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Error in creating TRIGGER to limit insert on certain days
Posted by: Flav Cast
Date: January 24, 2009 01:22AM

hi guys,

i need some help... im new to mysql trigger and functions... can you'll please try and help me out from this error

when i try to create a trigger with this code i get error for sysntax in Mysql: ---
CREATE TRIGGER try_counselor
before insert on counselor FOR EACH ROW BEGIN
if (DAYNAME(NOW()) IN ('SATURDAY','SUNDAY')) OR
(TIME_FORMAT(NOW(),'%H:%i')
NOT BETWEEN '08:00' AND '10:00')
THEN RAISE_APPLICATION_ERROR (-20500,'you cant do that.. Sorry');
END IF;
END;


and when i try to modify the above code and use

CREATE TRIGGER try_counselor
before insert on counselor FOR EACH ROW BEGIN
IF (DAYNAME(NOW()) IN ('SATURDAY','SUNDAY')) OR
(TIME_FORMAT(NOW(),'%H:%i') NOT BETWEEN '08:00' AND '10:00')
THEN SELECT CURDATE();
END IF;
END;

i get error for "YOU ARE NOT ALLOWED TO RETURN A RESULT SET IN TRIGGER"


PLEASE HELP...


Regards

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Error in creating TRIGGER to limit insert on certain days
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