Manual:Trackbacks table

"DESCRIBE trackbacks;" in MediaWiki 1.8 gives: +--+--+--+-+-++ +--+--+--+-+-++ +--+--+--+-+-++
 * Field   | Type         | Null | Key | Default | Extra          |
 * tb_id   | int(11)      | NO   | PRI | NULL    | auto_increment |
 * tb_page | int(11)      | YES  | MUL | NULL    |                |
 * tb_title | varchar(255) | NO  |     | NULL    |                |
 * tb_url  | varchar(255) | NO   |     | NULL    |                |
 * tb_ex   | text         | YES  |     | NULL    |                |
 * tb_name | varchar(255) | YES  |     | NULL    |                |

mysql> describe mw_trackbacks; +--+--+--+-+-++ +--+--+--+-+-++ +--+--+--+-+-++ 6 rows in set (0.02 sec)
 * Field   | Type         | Null | Key | Default | Extra          |
 * tb_id   | int(11)      | NO   | PRI | NULL    | auto_increment |
 * tb_page | int(11)      | YES  | MUL | NULL    |                |
 * tb_title | varchar(255) | NO  |     | NULL    |                |
 * tb_url  | varchar(255) | NO   |     | NULL    |                |
 * tb_ex   | text         | YES  |     | NULL    |                |
 * tb_name | varchar(255) | YES  |     | NULL    |                |