Online PHP editor | refs for nK9gq

<?php @unlink('a.db'); @unlink('b.db'); $a = new PDO('sqlite:a.db'); $b = new PDO('sqlite:b.db'); $a->query('CREATE TABLE a (i INTEGER)'); $b->query('CREATE TABLE b (i INTEGER)'); unset($a); unset($b); $a = new PDO('sqlite:a.db'); $a->query('ATTACH DATABASE \'b.db\' AS b'); var_dump($a->query('SELECT * FROM b.b'));