1CREATE TABLE tmp_users (
2  user_id integer NOT NULL PRIMARY KEY,
3  username varchar(128) NOT NULL default '',
4  mail_host varchar(128) NOT NULL default '',
5  created datetime NOT NULL default '0000-00-00 00:00:00',
6  last_login datetime DEFAULT NULL,
7  failed_login datetime DEFAULT NULL,
8  failed_login_counter integer DEFAULT NULL,
9  language varchar(5),
10  preferences text NOT NULL default ''
11);
12
13INSERT INTO tmp_users (user_id, username, mail_host, created, last_login, language, preferences)
14    SELECT user_id, username, mail_host, created, last_login, language, preferences FROM users;
15
16DROP TABLE users;
17
18CREATE TABLE users (
19  user_id integer NOT NULL PRIMARY KEY,
20  username varchar(128) NOT NULL default '',
21  mail_host varchar(128) NOT NULL default '',
22  created datetime NOT NULL default '0000-00-00 00:00:00',
23  last_login datetime DEFAULT NULL,
24  failed_login datetime DEFAULT NULL,
25  failed_login_counter integer DEFAULT NULL,
26  language varchar(5),
27  preferences text NOT NULL default ''
28);
29
30INSERT INTO users (user_id, username, mail_host, created, last_login, language, preferences)
31    SELECT user_id, username, mail_host, created, last_login, language, preferences FROM tmp_users;
32
33CREATE UNIQUE INDEX ix_users_username ON users(username, mail_host);
34
35DROP TABLE tmp_users;
36