function field_purge_instance

field_purge_instance($instance)

Purges a field instance record from the database.

This function assumes all data for the instance has already been purged, and should only be called by field_purge_batch().

Parameters

$instance: The instance record to purge.

Related topics

File

modules/field/field.crud.inc, line 963

Field CRUD API, handling field and field instance creation and deletion.

Code

function field_purge_instance($instance) {
  db_delete('field_config_instance')
    ->condition('id', $instance['id'])
    ->execute();

  // Notify the storage engine.
  $field = field_info_field_by_id($instance['field_id']);
  module_invoke($field['storage']['module'], 'field_storage_purge_instance', $instance);

  // Clear the cache.
  field_info_cache_clear();

  // Invoke external hooks after the cache is cleared for API consistency.
  module_invoke_all('field_purge_instance', $instance);
}