user_schema

user_schema()

function user_schema() {
  $schema['users_data'] = array(
    'description' => 'Stores module data as key/value pairs per user.',
    'fields' => array(
      'uid' => array(
        'description' => 'Primary key: {users}.uid for user.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'module' => array(
        'description' => 'The name of the module declaring the variable.',
        'type' => 'varchar_ascii',
        'length' => DRUPAL_EXTENSION_NAME_MAX_LENGTH,
        'not null' => TRUE,
        'default' => '',
      ),
      'name' => array(
        'description' => 'The identifier of the data.',
        'type' => 'varchar_ascii',
        'length' => 128,
        'not null' => TRUE,
        'default' => '',
      ),
      'value' => array(
        'description' => 'The value.',
        'type' => 'blob',
        'not null' => FALSE,
        'size' => 'big',
      ),
      'serialized' => array(
        'description' => 'Whether value is serialized.',
        'type' => 'int',
        'size' => 'tiny',
        'unsigned' => TRUE,
        'default' => 0,
      ),
    ),
    'primary key' => array('uid', 'module', 'name'),
    'indexes' => array(
      'module' => array('module'),
      'name' => array('name'),
    ),
    'foreign keys' => array(
      'uid' => array('users' => 'uid'),
    ),
  );

  return $schema;
}