select * from revision where rev_id = 315576821;

select * from archive, actor where ar_namespace = 1 and ar_title = 'Sree_Leela' and ar_actor = actor_id;

select * from archive, actor where ar_namespace = 0 and ar_title = 'Hampton_Creek_Foods,_Inc.' and ar_actor = actor_id;

select * from archive, actor where ar_namespace = 3 and ar_title = 'AdamSmith12' and ar_actor = actor_id;

select * from revision where rev_page = 65299398 and rev_len < 1000;

select * from revision, actor where rev_page = 70348960 and rev_actor = actor_id;

select * from revision, actor where rev_page = 70446808 and rev_actor = actor_id