explain verbose select * from mrozonka.sb_preselect p where date_trunc('day'::text, p.dt::timestamp without time zone) = '2018-02-19'::timestamp without time zone;
                                             QUERY PLAN
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 Foreign Scan on mrozonka.sb_preselect p  (cost=100.00..131.30 rows=3 width=108)
   Output: id, access, dt, ean, gsklep, price, qty, val, arseq
   Filter: (date_trunc('day'::text, p.dt) = '2018-02-19 00:00:00'::timestamp without time zone)
   Remote SQL: SELECT id, access, dt, ean, gsklep, price, qty, val, arseq FROM mrozonka.sb_preselect
(4 rows)