protected SqlContentEntityStorageSchema::initializeRevisionTable(ContentEntityTypeInterface $entity_type)
Initializes common information for a revision table.
Parameters
\Drupal\Core\Entity\ContentEntityTypeInterface $entity_type: The entity type.
Return value
array A partial schema array for the revision table.
File
- core/lib/Drupal/Core/Entity/Sql/SqlContentEntityStorageSchema.php, line 878
Class
- SqlContentEntityStorageSchema
- Defines a schema handler that supports revisionable, translatable entities.
Namespace
Drupal\Core\Entity\Sql
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | protected function initializeRevisionTable(ContentEntityTypeInterface $entity_type ) { $entity_type_id = $entity_type ->id(); $id_key = $entity_type ->getKey( 'id' ); $revision_key = $entity_type ->getKey( 'revision' ); $schema = array ( 'description' => "The revision table for $entity_type_id entities." , 'primary key' => array ( $revision_key ), 'indexes' => array (), 'foreign keys' => array ( $entity_type_id . '__revisioned' => array ( 'table' => $this ->storage->getBaseTable(), 'columns' => array ( $id_key => $id_key ), ), ), ); $schema [ 'indexes' ][ $this ->getEntityIndexName( $entity_type , $id_key )] = array ( $id_key ); $this ->addTableDefaults( $schema ); return $schema ; } |
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