# Generic / shared properties SELECT CONCAT('WARNING: Table ', TABLE_NAME, ' already exists.') AS msg_warning FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 'Shop_General'; CREATE TABLE IF NOT EXISTS Shop_General ( id_general INT NOT NULL AUTO_INCREMENT PRIMARY KEY, quantity_max FLOAT, created_on DATETIME, created_by INT, id_change_set INT, CONSTRAINT CHK_Shop_General_id_change_set FOREIGN KEY (id_change_set) REFERENCES Shop_Product_Change_Set(id_change_set) );