mirror of
https://github.com/LemmyNet/lemmy.git
synced 2024-12-27 05:11:32 +00:00
20 lines
504 B
MySQL
20 lines
504 B
MySQL
|
-- This file should undo anything in `up.sql`
|
||
|
|
create or replace function was_removed_or_deleted(TG_OP text, OLD record, NEW record)
|
||
|
|
RETURNS boolean
|
||
|
|
LANGUAGE plpgsql
|
||
|
|
as $$
|
||
|
|
begin
|
||
|
|
IF (TG_OP = 'INSERT') THEN
|
||
|
|
return false;
|
||
|
|
end if;
|
||
|
|
|
||
|
|
IF (TG_OP = 'DELETE') THEN
|
||
|
|
return true;
|
||
|
|
end if;
|
||
|
|
|
||
|
|
return TG_OP = 'UPDATE' AND (
|
||
|
|
(OLD.deleted = 'f' AND NEW.deleted = 't') OR
|
||
|
|
(OLD.removed = 'f' AND NEW.removed = 't')
|
||
|
|
);
|
||
|
|
END $$;
|