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[BUGS] BUG #14632: Plus and minus operators inconsistency with leap yearsand year intervals. - Mailing list pgsql-bugs

From pietro.pugni@gmail.com
Subject [BUGS] BUG #14632: Plus and minus operators inconsistency with leap yearsand year intervals.
Date
Msg-id 20170426182322.24371.95224@wrigleys.postgresql.org
Whole thread Raw
Responses Re: [BUGS] BUG #14632: Plus and minus operators inconsistency withleap years and year intervals.  ("David G. Johnston" <david.g.johnston@gmail.com>)
Re: [BUGS] BUG #14632: Plus and minus operators inconsistency withleap years and year intervals.  (Marko Tiikkaja <marko@joh.to>)
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The following bug has been logged on the website:

Bug reference:      14632
Logged by:          Pietro Pugni
Email address:      pietro.pugni@gmail.com
PostgreSQL version: 9.6.2
Operating system:   Ubuntu 16.04.2 LTS
Description:

The following query:SELECT '1912-02-29'::date + '10 years'::interval

returns:'1922-02-28 00:00:00'

while the reverse operation:SELECT '1922-02-28'::date - '10 years'::interval

returns:'1912-02-28 00:00:00'

instead of '1912-02-29 00:00:00'.




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