Manual:Slot roles table

The slot_roles table is a normalization table for role names. It is used by the table.

In PHP code, normalization is managed via.

It was introduced in MediaWiki 1.31 as part of the project; see  for details. During migration from older versions, the table is populated by (run automatically by the upgrade script).

role_id
Primary key.

role_name
Description of the name of the role.

Schema
+---+---+--+-+-++ +---+---+--+-+-++ +---+---+--+-+-++
 * Field    | Type          | Null | Key | Default | Extra          |
 * role_id  | int(11)       | NO   | PRI | NULL    | auto_increment |
 * role_name | varbinary(64) | NO  | UNI | NULL    |                |

+---+---+--+-+-++ +---+---+--+-+-++ +---+---+--+-+-++
 * Field    | Type          | Null | Key | Default | Extra          |
 * role_id  | smallint(6)   | NO   | PRI | NULL    | auto_increment |
 * role_name | varbinary(64) | NO  | UNI | NULL    |                |

Indexes
 +++---+--+-+---+-+--++--++-+---+ +++---+--+-+---+-+--++--++-+---+ +++---+--+-+---+-+--++--++-+---+
 * Table     | Non_unique | Key_name  | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment |
 * slot_roles |         0 | PRIMARY   |            1 | role_id     | A         |           0 |     NULL | NULL   |      | BTREE      |         |               |
 * slot_roles |         0 | role_name |            1 | role_name   | A         |           0 |     NULL | NULL   |      | BTREE      |         |               |