--- /dev/null
+/**
+ * Implements hook_field_storage_purge().
+ */
+function {{ machine_name }}_field_storage_purge($entity_type, $entity, $field, $instance) {
+ list($id, $vid, $bundle) = entity_extract_ids($entity_type, $entity);
+
+ $table_name = _field_sql_storage_tablename($field);
+ $revision_name = _field_sql_storage_revision_tablename($field);
+ db_delete($table_name)
+ ->condition('entity_type', $entity_type)
+ ->condition('entity_id', $id)
+ ->execute();
+ db_delete($revision_name)
+ ->condition('entity_type', $entity_type)
+ ->condition('entity_id', $id)
+ ->execute();
+}