Created
September 26, 2012 21:12
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EAV Validation
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DROP PROCEDURE IF EXISTS `property_value_validate`; | |
DELIMITER // | |
CREATE PROCEDURE `property_value_validate`(IN _property_id INT, IN _value_data LONGTEXT) | |
BEGIN | |
DECLARE _validationFails CONDITION FOR SQLSTATE '99001'; | |
DECLARE _dataType INT; | |
DECLARE _dataTypeRegExp VARCHAR(255); | |
SET _dataType = (SELECT DISTINCT `property_datatype` FROM `properties` WHERE `property_id`= _property_id ); | |
SET _dataTypeRegExp = (SELECT DISTINCT `datatype_validate` FROM `property_datatypes` WHERE `datatype_name`= _dataType ); | |
IF (_dataTypeRegExp IS NOT NULL) THEN | |
IF (_value_data NOT REGEXP _dataTypeRegExp) THEN | |
SIGNAL _validationFails SET MESSAGE_TEXT= "The inserted value fails the property datatype validation rule"; | |
END IF; | |
END IF; | |
END// | |
DELIMITER ; |
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