I see. I don't know how begin, but I test with this (don't work as we need it):

CREATE TABLE `users` (

`idu` INT NOT NULL AUTO_INCREMENT,

`name` VARCHAR(50) NOT NULL,

`stores` VARCHAR(50) NOT...

Hi Luis, thank your for answer.

It's very sad you think my question is a school homework. I'm new in DB world and I set up a linux box at home...