<?php

echo phpversion()."\n";

try
{
    $db=new PDO('sqlite::memory:');
    var_dump($db->query('select sqlite_version()')->fetchAll());
    echo "\n";

    $db->query('pragma foreign_keys=0');
    $db->query('pragma foreign_keys=1');
    $db->query('pragma foreign_keys=NO');
    $db->query('pragma foreign_keys=YES');
}
catch(Exception $e)
{
    echo $e->getMessage();
    die;
}
echo $db->errorCode()."\n";

try
{
    @unlink('./test.db');
    $db=new PDO('sqlite:./test.db');
    var_dump($db->query('select sqlite_version()')->fetchAll());
    echo "\n";

    $db->query('pragma foreign_keys=0');
    $db->query('pragma foreign_keys=1');
    $db->query('pragma foreign_keys=NO');
    $db->query('pragma foreign_keys=YES');
}
catch(Exception $e)
{
    echo $e->getMessage();
    die;
}
echo $db->errorCode()."\n";