create table if not exists users ( id blob not null primary key default (julid_new()), username text not null unique, displayname text, email text, last_seen int, pwhash blob not null, invited_by blob not null, is_active boolean not null default true, last_updated int not null default (unixepoch()), foreign key (invited_by) references users (id) ); create index if not exists users_username_dex on users (lower(username)); create index if not exists users_email_dex on users (lower(email)); create index if not exists users_invited_by_dex on users (invited_by); create trigger if not exists update_last_updated_users after update on users when OLD.last_updated = NEW.last_updated or OLD.last_updated is null BEGIN update users set last_updated = (select unixepoch()) where id=NEW.id; END; -- invitations create table if not exists invites ( id blob not null primary key default (julid_new()), owner blob not null, expires_at int, remaining int not null default 1, last_updated int not null default (unixepoch()), foreign key (owner) references users (id) on delete cascade on update no action ); create index if not exists invites_owner_dex on invites (owner); create trigger if not exists update_last_updated_invites after update on invites when OLD.last_updated = NEW.last_updated or OLD.last_updated is null BEGIN update invites set last_updated = (select unixepoch()) where id=NEW.id; END;