Форум пользователей MySQL

Нужна помощь в написание этих запросов.
Тоесть нужны они в правельном виде


INSERT INTO bt.bt_tracker_files (id, size) SELECT attach_id, size FROM reba.bb_bt_torrents;
UPDATE bt.bt_tracker_files, reba.bb_attachments_desc;
SET bt.bt_tracker_files.filename = reba.bb_attachments_desc.real_filename,
WHERE bt.bt_tracker_files.id = reba.bb_attachments_desc.attach_id,
UPDATE bt.bt_users, reba.bb_bt_users;
SET bt.bt_users.user_passkey = reba.bb_bt_users.auth_key,
bt.bt_users.user_uploaded = reba.bb_bt_users.u_up_total,
bt.bt_users.user_downloaded = reba.bb_bt_users.u_down_total
WHERE bt.bt_users.user_id = reba.bb_bt_users.user_id;
INSERT INTO bt.bt_tracker_torrents (id, info_hash) SELECT attach_id, info_hash FROM reba.bb_bt_torrents;
UPDATE bt.bt_tracker_torrents, reba.bb_bt_torrents;
SET
bt.bt_tracker_torrents.post_msg_id = reba.bb_bt_torrents.post_id,
bt.bt_tracker_torrents.topic_id = reba.bb_bt_torrents.topic_id,
bt.bt_tracker_torrents.poster_id = reba.bb_bt_torrents.poster_id,
bt.bt_tracker_torrents.times_completed = reba.bb_bt_torrents.complete_count,
bt.bt_tracker_torrents.size = reba.bb_bt_torrents.size,
bt.bt_tracker_torrents.added = reba.bb_bt_torrents.reg_time,
WHERE bt.bt_tracker_torrents.id = reba.bb_bt_torrents.attach_id;

Зарание спасибо!