atuin/atuin-server/migrations/20230515221038_trigger-delete-only.sql
Ellie Huxtable ca263834e9
Restructure account commands to account subcommand (#984)
* Stop running triggers on history delete

* Move to account management dir

* Alter trigger function to only run for inserts

* wip

* Add atuin account subcommands, and re-org delete

* Clarify docs

* Delete silly dupe migration

* Um where did this come from

* Oops, insert only plz
2023-05-17 21:28:37 +01:00

30 lines
878 B
PL/PgSQL

-- We do not need to run the trigger on deletes, as the only time we are deleting history is when the user
-- has already been deleted
-- This actually slows down deleting all the history a good bit!
create or replace function user_history_count()
returns trigger as
$func$
begin
if (TG_OP='INSERT') then
update total_history_count_user set total = total + 1 where user_id = new.user_id;
if not found then
insert into total_history_count_user(user_id, total)
values (
new.user_id,
(select count(1) from history where user_id = new.user_id)
);
end if;
end if;
return NEW; -- this is actually ignored for an after trigger, but oh well
end;
$func$
language plpgsql volatile -- pldfplplpflh
cost 100; -- default value
create or replace trigger tg_user_history_count
after insert on history
for each row
execute procedure user_history_count();