function TermStorageSchema::getSharedTableFieldSchema

File

core/modules/taxonomy/src/TermStorageSchema.php, line 86

Class

TermStorageSchema

Defines the term 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 == 'taxonomy_term_field_data') {
    // Remove unneeded indexes.
    unset($schema['indexes']['taxonomy_term_field__vid__target_id']);
    unset($schema['indexes']['taxonomy_term_field__description__format']);
    switch ($field_name) {
      case 'weight':
        // Improves the performance of the taxonomy_term__tree index defined
        // in getEntitySchema().
        $schema['fields'][$field_name]['not null'] = TRUE;
        break;

      case 'name':
        $this->addSharedTableFieldIndex($storage_definition, $schema, TRUE);
        break;

    }
  }
  return $schema;
}