 ) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=0;
 
 CREATE TABLE clothing_sizes (
-  id INT NOT NULL AUTO_INCREMENT,
+  id INT NOT NULL AUTO_INCREMENT UNIQUE,
 
   name VARCHAR(255) NOT NULL,
   description VARCHAR(255) NOT NULL,

) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=0;

CREATE TABLE batch_mails (
  id INT NOT NULL AUTO_INCREMENT,

  recipientCount INT NOT NULL,
  committeeOnly TINYINT NOT NULL,

) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1;

CREATE TABLE orders (
  id INT NOT NULL AUTO_INCREMENT UNIQUE,

  userid INT NOT NULL,
  campaign_id INT NOT NULL,
