Re: 8.2.1 to_char(negative interval,'HH24:MI') bug?
От | Duncan Garland |
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Тема | Re: 8.2.1 to_char(negative interval,'HH24:MI') bug? |
Дата | |
Msg-id | MBEPKEEDMKGCDODFKLPPKEBGDMAA.duncan.garland@ntlworld.com обсуждение исходный текст |
Ответ на | 8.2.1 to_char(negative interval,'HH24:MI') bug? (Frank Bax <fbax@sympatico.ca>) |
Список | pgsql-novice |
Mine does that as well. In fact, it doesn't even give the right answer. I don't know if it's been fixed in a later version. Very odd. Welcome to psql 7.4.13, the PostgreSQL interactive terminal. Type: \copyright for distribution terms \h for help with SQL commands \? for help on internal slash commands \g or terminate with semicolon to execute query \q to quit fc=> select to_char(age('2007-01-01 03:00','2007-01-01 04:59'),'HH24:MI'); to_char --------- -1:-5 (1 row) -----Original Message----- From: pgsql-novice-owner@postgresql.org [mailto:pgsql-novice-owner@postgresql.org]On Behalf Of Frank Bax Sent: 29 January 2007 02:31 To: pgsql-novice@postgresql.org Subject: [NOVICE] 8.2.1 to_char(negative interval,'HH24:MI') bug? select age('2007-01-01 03:00','2007-01-01 04:59'); age ----------- -01:59:00 (1 row) select to_char(age('2007-01-01 03:00','2007-01-01 04:59'),'HH24:MI'); to_char --------- -1:-59 (1 row) Isn't just one '-' enough? This leads to a problem here: select '2007-01-03 06:00'::timestamp + age('2007-01-01 03:00','2007-01-01 04:59'); ?column? --------------------- 2007-01-03 04:01:00 (1 row) select '2007-01-03 06:00'::timestamp + to_char(age('2007-01-01 03:00','2007-01-01 04:59'),'HH24:MI')::interval; ?column? --------------------- 2007-01-03 05:00:00 (1 row) ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq
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