all4miller

drop table if exists datatz;
    
create table if not exists datatz (
    timestmp timestamp,
    user_id integer,
    stat double precision
);

insert into datatz
select timestmp,

all4miller

drop table if exists datadz;
    
create table if not exists datadz (
    datestmp date,
    user_id integer,
    stat double precision
);

insert into datadz
select date(datestmp),