Příručka:Databázová tabulka l10n_cache

↑ Manuál:Obsah

MediaWiki schéma databáze

Tabulka l10n_cache

Verze MediaWiki:

≥ 1.16

Tabulka l10n_cache. Jeho obsah lze smazat a vyloučit ze záloh, protože bude v případě potřeby obnoven. Veřejná funkce get() třídy LCStoreDB LocalisationCache.php vyhledává lc_value pomocí lc_lang a lc_key.

Pole

lc_lang

Kód jazyka.

lc_key

Klíč mezipaměti.

lc_value

Hodnota uložená jako serializovaný řetězec.

Přehled změn ve schématu tabulky

Verze MediaWiki:

≥ 1.35 Gerrit change 597664

DESCRIBE l10n_cache;

+----------+----------------+------+-----+---------+-------+
| Field    | Type           | Null | Key | Default | Extra |
+----------+----------------+------+-----+---------+-------+
| lc_lang  | varbinary(35)  | NO   | PRI | NULL    |       |
| lc_key   | varbinary(255) | NO   | PRI | NULL    |       |
| lc_value | mediumblob     | NO   |     | NULL    |       |
+----------+----------------+------+-----+---------+-------+

Verze MediaWiki:

1.30 – 1.34 Gerrit change 318553

DESCRIBE l10n_cache;

+----------+----------------+------+-----+---------+-------+
| Field    | Type           | Null | Key | Default | Extra |
+----------+----------------+------+-----+---------+-------+
| lc_lang  | varbinary(32)  | NO   | PRI | NULL    |       |
| lc_key   | varbinary(255) | NO   | PRI | NULL    |       |
| lc_value | mediumblob     | NO   |     | NULL    |       |
+----------+----------------+------+-----+---------+-------+

Verze MediaWiki:

1.16 – 1.29

DESCRIBE l10n_cache;

+----------+----------------+------+-----+---------+-------+
| Field    | Type           | Null | Key | Default | Extra |
+----------+----------------+------+-----+---------+-------+
| lc_lang  | varbinary(32)  | NO   | MUL | NULL    |       |
| lc_key   | varbinary(255) | NO   |     | NULL    |       |
| lc_value | mediumblob     | NO   |     | NULL    |       |
+----------+----------------+------+-----+---------+-------+

Indexy

Verze MediaWiki:

≥ 1.30

SHOW INDEX IN l10n_cache;

+------------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
| Table      | Non_unique | Key_name | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment |
+------------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
| l10n_cache |          0 | PRIMARY  |            1 | lc_lang     | A         |           0 |     NULL | NULL   |      | BTREE      |         |               |
| l10n_cache |          0 | PRIMARY  |            2 | lc_key      | A         |           0 |     NULL | NULL   |      | BTREE      |         |               |
+------------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+