function node_reference_field_schema in References 7.2

Implements hook_field_schema().

File

node_reference/node_reference.install, line 11

Install, update and uninstall functions for the node_reference module.

Code

function node_reference_field_schema($field) {
  $columns = array(
    'nid' => array(
      'type' => 'int',
      'unsigned' => TRUE,
      'not null' => FALSE,
    ),
  );
  return array(
    'columns' => $columns,
    'indexes' => array(
      'nid' => array(
        'nid',
      ),
    ),
    'foreign keys' => array(
      'nid' => array(
        'table' => 'node',
        'columns' => array(
          'nid' => 'nid',
        ),
      ),
    ),
  );
}