function hook_field_storage_delete_instance in Drupal 7

Act on deletion of a field instance.

This hook is invoked from field_delete_instance() to ask the field storage module to mark all information stored for the field instance for deletion.

Parameters

$instance: The instance being deleted.

Related topics

2 functions implement hook_field_storage_delete_instance()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

field_sql_storage_field_storage_delete_instance in modules/field/modules/field_sql_storage/field_sql_storage.module

Implements hook_field_storage_delete_instance().

field_test_field_storage_delete_instance in modules/field/tests/field_test.storage.inc

Implements hook_field_storage_delete_instance().

1 invocation of hook_field_storage_delete_instance()

field_delete_instance in modules/field/field.crud.inc

Marks a field instance and its data for deletion.

File

modules/field/field.api.php, line 2161

Hooks provided by the Field module.

Code

function hook_field_storage_delete_instance($instance) {
  $field = field_info_field($instance['field_name']);
  $table_name = _field_sql_storage_tablename($field);
  $revision_name = _field_sql_storage_revision_tablename($field);
  db_update($table_name)
    ->fields(array(
    'deleted' => 1,
  ))
    ->condition('entity_type', $instance['entity_type'])
    ->condition('bundle', $instance['bundle'])
    ->execute();
  db_update($revision_name)
    ->fields(array(
    'deleted' => 1,
  ))
    ->condition('entity_type', $instance['entity_type'])
    ->condition('bundle', $instance['bundle'])
    ->execute();
}