materio-base-d7/sites/all/modules/contrib/fields/cck_phone/cck_phone.install

<?php

/**
 * @file
 * Defines phone number fields for CCK.
 * Installation file
 */

/**
 * Implements hook_field_schema().
 */
function cck_phone_field_schema($field) {
  return array(
    'columns' => array(
      'number' => array(
        'type' => 'varchar',
        'length' => 15,
        'not null' => FALSE,
      ),
      'country_codes' => array(
        'type' => 'varchar',
        'length' => 2,
        'not null' => FALSE,
      ),
      'extension' => array(
        'type' => 'varchar',
        'length' => 6,
        'not null' => FALSE,
      ),
    ),
  );
}

/**
 * Implements hook_install().
 */
function cck_phone_install() {
  drupal_set_message(st('Phone number module installed successfully.'));
}

/**
 * Implements hook_uninstall().
 */
function cck_phone_uninstall() {
}

/**
 * Implements hook_enable().
 *
 * Notify content module when this module is enabled.
 */
function cck_phone_enable() {
  // TODO: Migration path for phone.module to cck_phone
}

/**
 * Implements hook_disable().
 *
 * Notify content module when this module is disabled.
 */
function cck_phone_disable() {
}