-- -- E-mail confirmation token and expiration timestamp, -- for verification of e-mail addresses. -- -- 2005-04-25 -- ALTER TABLE /*$wgDBprefix*/user ADD COLUMN user_email_authenticated CHAR(14) BINARY, ADD COLUMN user_email_token CHAR(32) BINARY, ADD COLUMN user_email_token_expires CHAR(14) BINARY, ADD INDEX (user_email_token);