test=# select now();
now
-------------------------------
2016-01-27 18:27:56.094133+01
(1 row)
test=*# select now()::date;
now
------------
2016-01-27
(1 row)
test=*# select to_char(now(),'yyyy-mm-dd');
to_char
------------
2016-01-27
(1 row)
test=*#