The following bug has been logged online:
Bug reference: 6124
Logged by: Ludek Bouska
Email address: ludek(at)bouska(dot)info
PostgreSQL version: 8.3.7
Operating system: FreeBSD 7.2-RELEASE-p3
Description: overlaps
Details:
script
select ('20110720'::date,'20110721'::date) overlaps
('20110721'::date,'20110721'::date)
gives false.
It is necessary to make it as
select ('20110720'::date,'20110721'::date+'1 day'::Interval) overlaps
('20110721'::date,'20110721'::date)
for the 20110721 be realy overlapped.