<?php

/**
 * @file
 * Install, update, and uninstall functions for the field_example module.
 */
/**
 * Implements hook_field_schema().
 */
function creative_commons_field_schema($field){
  $columns = array(
    'licence' => array(
      'type' => 'int',
      'not null' => FALSE
    )
  );
  $indexes = array(
    'licence' => array(
      'licence'
    )
  );
  return array(
    'columns' => $columns,
    'indexes' => $indexes
  );
}