plugins/geo/share/db/sql/geo_city_populations.sql.php
<?php
return '
`country` char(2) NOT NULL,
`city` varchar(32) NOT NULL,
`region` char(3) NOT NULL,
`population` int(8) NOT NULL DEFAULT \'0\',
`latitude` float NOT NULL,
`longitude` float NOT NULL,
KEY `country` (`country`),
KEY `population` (`population`)
';