Manual:Valid tag table

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MediaWiki database layout

valid_tag table

MediaWiki versions:

1.15 – 1.32

The valid_tag table contains a list of defined tags, to be used by Special:Tags.

Fields

vt_tag

Tag.

Schema summary

MediaWiki versions:

1.15 – 1.32

DESCRIBE valid_tag;

+--------+----------------+------+-----+---------+-------+
| Field  | Type           | Null | Key | Default | Extra |
+--------+----------------+------+-----+---------+-------+
| vt_tag | varbinary(255) | NO   | PRI | NULL    |       |
+--------+----------------+------+-----+---------+-------+

Indexes

MediaWiki versions:

1.15 – 1.32

SHOW INDEX IN valid_tag;

+-----------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
| Table     | Non_unique | Key_name | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment |
+-----------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
| valid_tag |          0 | PRIMARY  |            1 | vt_tag      | A         |           0 |     NULL | NULL   |      | BTREE      |         |               |
+-----------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+