Manual:Valid tag table

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

vt_tag
Tag.

Versions
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 * Field | Type           | Null | Key | Default | Extra |
 * vt_tag | varbinary(255) | NO  | PRI | NULL    |       |

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