Orderby statement - AwesomeNine/Database GitHub Wiki
Examples
// select * from wp_users order by id asc
$table->orderBy( 'id' )->get();
// select * from wp_users order by id desc
$table->orderBy( 'id', 'desc' )->get();
// select * from wp_users order by firstname desc, lastname desc
$table->orderBy( 'firstname, lastname', 'desc' )->get();
// select * from wp_users order by firstname asc, lastname desc
$table->orderBy(array(
'firstname' => 'asc',
'lastname' => 'desc',
) )->get();
// select * from wp_users order by firstname <> nick
$table->orderBy( 'firstname <> nick', null )->get();