create table exercise (
	id smallserial primary key,
	name varchar not null
);
create table shorthand (
	exercise smallint not null,
	name varchar unique not null,
	constraint fk_exercise foreign key (exercise) references exercise(id)
);
create table account (
	id serial primary key,
	name varchar not null,
	login varchar not null,
	birthdate date not null
);
create table training (
	id serial primary key,
	account integer not null,
	time timestamptz not null default timezone('utc', now()),
	exercise smallint not null,
	runs smallint not null,
	reps smallint not null,
	kilos numeric(4,1) not null,
	constraint fk_exercise foreign key (exercise) references exercise(id),
	constraint fk_account foreign key (account) references account(id)
);
create view dailylift as select 
  date(time) as time, account, exercise, sum(runs * reps * kilos) as lift
  from training group by 1, 2, 3;