1 -- functions and triggers
2 drop trigger refresh_user on user_;
3 drop function refresh_user();
4 drop trigger refresh_post on post;
5 drop function refresh_post();
6 drop trigger refresh_post_like on post_like;
7 drop function refresh_post_like();
8 drop trigger refresh_community on community;
9 drop function refresh_community();
10 drop trigger refresh_community_follower on community_follower;
11 drop function refresh_community_follower();
12 drop trigger refresh_comment on comment;
13 drop function refresh_comment();
14 drop trigger refresh_comment_like on comment_like;
15 drop function refresh_comment_like();
19 drop materialized view post_view;
20 create view post_view as
25 (select u.banned from user_ u where p.creator_id = u.id) as banned,
26 (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
27 (select name from user_ where p.creator_id = user_.id) as creator_name,
28 (select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
29 (select name from community where p.community_id = community.id) as community_name,
30 (select removed from community c where p.community_id = c.id) as community_removed,
31 (select deleted from community c where p.community_id = c.id) as community_deleted,
32 (select nsfw from community c where p.community_id = c.id) as community_nsfw,
33 (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
34 coalesce(sum(pl.score), 0) as score,
35 count (case when pl.score = 1 then 1 else null end) as upvotes,
36 count (case when pl.score = -1 then 1 else null end) as downvotes,
37 hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
39 left join post_like pl on p.id = pl.post_id
46 coalesce(pl.score, 0) as my_vote,
47 (select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
48 (select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
49 (select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
51 cross join all_post ap
52 left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
67 drop materialized view user_view;
68 create view user_view as
77 send_notifications_to_email,
79 (select count(*) from post p where p.creator_id = u.id) as number_of_posts,
80 (select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
81 (select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
82 (select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
87 drop materialized view community_view;
88 create view community_view as
92 (select name from user_ u where c.creator_id = u.id) as creator_name,
93 (select avatar from user_ u where c.creator_id = u.id) as creator_avatar,
94 (select name from category ct where c.category_id = ct.id) as category_name,
95 (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
96 (select count(*) from post p where p.community_id = c.id) as number_of_posts,
97 (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
98 hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
105 (select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
107 cross join all_community ac
115 from all_community ac
118 -- reply and comment view
119 drop view reply_view;
120 drop view user_mention_view;
121 drop materialized view comment_view;
122 create view comment_view as
127 (select community_id from post p where p.id = c.post_id),
128 (select u.banned from user_ u where c.creator_id = u.id) as banned,
129 (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
130 (select name from user_ where c.creator_id = user_.id) as creator_name,
131 (select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
132 coalesce(sum(cl.score), 0) as score,
133 count (case when cl.score = 1 then 1 else null end) as upvotes,
134 count (case when cl.score = -1 then 1 else null end) as downvotes
136 left join comment_like cl on c.id = cl.comment_id
143 coalesce(cl.score, 0) as my_vote,
144 (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
146 cross join all_comment ac
147 left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
159 create view reply_view as
163 c2.creator_id as sender_id,
164 c.creator_id as recipient_id
166 inner join comment c2 on c.id = c2.parent_id
167 where c2.creator_id != c.creator_id
168 -- Do union where post is null
172 c.creator_id as sender_id,
173 p.creator_id as recipient_id
174 from comment c, post p
175 where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
178 closereply.recipient_id
179 from comment_view cv, closereply
180 where closereply.id = cv.id
184 create view user_mention_view as
187 um.id as user_mention_id,
199 c.banned_from_community,
209 from user_mention um, comment_view c
210 where um.comment_id = c.id;