gistfile1.txt

<?php

namespace Fuel\Migrations;

class Create_sessions {

	public function up()
	{
		\DBUtil::create_table('sessions', array(
			'session_id' => array('constraint' => 40, 'type' => 'varchar'),
			'previous_id' => array('constraint' => 40, 'type' => 'varchar'),
			'user_agent' => array('type' => 'text'),
			'ip_address' => array('constraint' => 16, 'type' => 'varchar'),
			'created' => array('constraint' => 10, 'type' => 'int', 'default' => 0),
			'updated' => array('constraint' => 10, 'type' => 'int', 'default' => 0),
			'payload' => array('type' => 'longtext'),

		), array('session_id'));
		$query = \DB::query("ALTER TABLE sessions ADD UNIQUE `PREVIOUS` (previous_id);");
		$query->execute();
	}

	public function down()
	{
		\DBUtil::drop_table('sessions');
	}
}