Extension:Comments/Comments Vote table

Schema
mysql> describe Comments_Vote; ++-+--+-+-+---+ ++-+--+-+-+---+ ++-+--+-+-+---+
 * Field             | Type                | Null | Key | Default             | Extra |
 * Comment_Vote_ID   | int(11)             | NO   | PRI | 0                   |       |
 * Comment_Vote_actor | bigint(20) unsigned | NO  | PRI | NULL                |       |
 * Comment_Vote_Score | int(4)             | NO   | MUL | 0                   |       |
 * Comment_Vote_Date | datetime            | NO   |     | 1970-01-01 00:00:01 |       |
 * Comment_Vote_IP   | varbinary(45)       | NO   |     |                     |       |