source: meter/meter.install @ 73

<?php

function meter_install() {
  switch ($GLOBALS['db_type']) {
    case 'mysql':
    case 'mysqli':
    case 'pgsql':
    default:
    db_query("CREATE TABLE `meter_readings` (
`nid` INT( 10 ) NOT NULL ,
`time` DATETIME NOT NULL ,
`value` DECIMAL NOT NULL,
`comment` VARCHAR( 255 )
)");
  }
  //drupal_set_message(t('Organic groups module enabled. Please see the included readme.txt file for further installation instructions.'));
}