Semantic MediaWiki/data/smw subs2

About

• Version: 1.7
• Documentation status: unofficial; confirmed only by testing
• Purpose: seems to be a mapping of categories and sub-categories

SQL

<mysql>CREATE TABLE `smw_subs2` (

 `s_id` int(8) unsigned NOT NULL,
 `o_id` int(8) unsigned DEFAULT NULL,
 KEY `s_id` (`s_id`),
 KEY `o_id` (`o_id`)

) ENGINE=InnoDB DEFAULT CHARSET=binary;</mysql>

Example

<mysql> SELECT s_id, o_id

 , CAST(s.smw_title AS char) AS s_title
 , CAST(o.smw_title AS char) AS o_title
 FROM
   (smw_subs2 AS x
   LEFT JOIN smw_ids AS s ON x.s_id=s.smw_id)
   LEFT JOIN smw_ids AS o ON x.o_id=o.smw_id;

</mysql>