By using db<>fiddle, you agree to license everything you submit by Creative Commons CC0. 3364508 fiddles created (36230 in the last week).
with days as
(
select dd, extract(DOW from dd) dw
from generate_series('2017-04-28'::date, '2017-05-02'::date, '1 day'::interval) dd
)
select *
from days
where dw not in (6,0);
