function FileStorageSchema::getSharedTableFieldSchema

Overrides SqlContentEntityStorageSchema::getSharedTableFieldSchema

File

core/modules/file/src/FileStorageSchema.php, line 16

Class

FileStorageSchema

Defines the file schema handler.

Namespace

Code

protected function getSharedTableFieldSchema(FieldStorageDefinitionInterface $storage_definition, $table_name, array $column_mapping) {
    $schema = parent::getSharedTableFieldSchema($storage_definition, $table_name, $column_mapping);
    $field_name = $storage_definition->getName();
    if ($table_name == $this->storage
        ->getBaseTable()) {
        switch ($field_name) {
            case 'status':
            case 'changed':
            case 'uri':
                $this->addSharedTableFieldIndex($storage_definition, $schema, TRUE);
                break;
        }
    }
    // Entity keys automatically have not null assigned to TRUE, but for the
    // file entity, NULL is a valid value for uid.
    if ($field_name === 'uid') {
        $schema['fields']['uid']['not null'] = FALSE;
    }
    return $schema;
}