BUG #12367: Wrong result on to_char() when inputing dates
The following bug has been logged on the website:
Bug reference: 12367
Logged by: Israel
Email address: Israelins85@yahoo.com.br
PostgreSQL version: 9.3.5
Operating system: MacOs/Windows/Linux
Description:
this select shows the diference:
SELECT
to_char(('2014-12-28 22:01:39.151-03' AT TIME ZONE 'UTC'),
'IYYY-MM-DD"T"HH24:MI:SS.MS"Z"'),
to_char(('2014-12-28 22:01:39.151-03' AT TIME ZONE 'UTC'),
'YYYY-MM-DD"T"HH24:MI:SS.MS"Z"')
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Israelins85@yahoo.com.br writes:
this select shows the diference:
SELECT
to_char(('2014-12-28 22:01:39.151-03' AT TIME ZONE 'UTC'),
'IYYY-MM-DD"T"HH24:MI:SS.MS"Z"'),
to_char(('2014-12-28 22:01:39.151-03' AT TIME ZONE 'UTC'),
'YYYY-MM-DD"T"HH24:MI:SS.MS"Z"')
The results look correct to me: today is the first day of ISO year
2015. See
http://en.wikipedia.org/wiki/ISO_week_date
The construction IYYY-MM-DD basically never makes any sense. You
should use IYYY with IDDD and/or IW.
regards, tom lane
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