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create table account (
id uuid primary key,
username varchar(30) not null,
inbox text not null,
outbox text,
local boolean not null,
ap_id text not null unique,
private_key text,
avatar_url text,
description text,
user_type text not null check (
user_type IN ('PERSON', 'APPLICATION', 'GROUP', 'ORGANIZATION', 'SERVICE')
),
created_at timestamptz not null default now(),
updated_at timestamptz not null default now(),
public_key text not null
);
create table following (
id uuid primary key,
follower text references account(ap_id) on delete cascade,
followee text references account(ap_id) on delete cascade,
created_at timestamptz not null default now(),
constraint unique_following unique (follower, followee)
);
create index "following_pagination" on "following" ("created_at" asc);
create unique index unique_username_local
on account (username)
where local = true;
create or replace function set_updated_at()
returns trigger as $$
begin
new.updated_at := now();
return new;
end;
$$ language plpgsql;
create trigger trigger_set_updated_at
before update on account
for each row
execute function set_updated_at();
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