WP_Query returns different results from get_posts() [closed]

You are missing a $ before args in

$child_pages_query= new WP_Query(args); 

It should be

$child_pages_query= new WP_Query($args);

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)