I wish to add email validation via CHECK in MySQL create table command.
But it doesn't work.
mysql> CREATE TABLE `users` (`id` INTEGER AUTO_INCREMENT PRIMARY KEY, `name` VARCHAR(25) NOT NULL,`email` VARCHAR(150) NOT NULL UNIQUE, CHECK (`email` REGEXP '^[a-zA-Z0-9_-\.]+@[a-zA-Z0-9-\.]+\.[a-zA-Z]{2,}$'));
It will show:
Query OK, 0 rows affected (0.01 sec)
And when I try to insert , it will insert any data without validation like it:
mysql> insert into `users`(`name`,`email`) values ('Morteza','Hedi');
The result is:
Query OK, 1 row affected (0.00 sec)