The following bug has been logged online:
Bug reference: 6192
Logged by: Incorrect result from operator "overlaps"
Email address: wolfm...@o2.pl
PostgreSQL version: 9.0.4
Operating system: Debian/Sid
Description: Incorrect result from operator "overlaps"
Details:
SELECT ('2011-08-31'::date,'2011-08-31'::date) overlaps
('2011-08-1'::date,'2011-08-31'::date);
Returns false, should return true.
SELECT ('2011-08-31'::date,'2011-08-31'::date) overlaps
('2011-08-1'::date,'2011-09-1'::date);
Returns true, as it should.
SELECT ('2011-08-31'::date,'2011-08-31'::date) overlaps
('2011-08-31'::date,'2011-09-1'::date);
Returns true, as it should.
Tested in versions 8.3.14, 8.4.7 and 9.0.4.
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