Daylight saving time
От | Dennis Bjorklund |
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Тема | Daylight saving time |
Дата | |
Msg-id | Pine.LNX.4.44.0410240939310.2015-100000@zigo.dhs.org обсуждение исходный текст |
Ответы |
Re: Daylight saving time
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Список | pgsql-hackers |
I found a nice page about daylight saving time that I want to share: http://timeanddate.com/time/aboutdst.html Here are some fun quotes from the page: "Sometimes DST is used for longer periods than just one summer, as in the United States during World War II. From 3 Feb 1942 to 30 Sep 1945 most of United States had DST all year, it was called "War Time"." "many countries change the transition days/principles every year because of special happenings or conditions that has happened or will happen." Also notice the current list of DST changes for this fall 2004: http://timeanddate.com/time/dst2004b.html I can understand why they did not try to formalize that in the sql spec. ps. This letter does not mean that I think it's bad to handle time zone names, just that it's even more difficult then I first thought. -- /Dennis Björklund
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