Corrections to timezone database
Mark Davis
mark.davis at jtcsv.com
Sat Feb 5 23:20:42 UTC 2005
> But why there are Harbin and other cities? Those cities are using the
> same timezone UTC+8, isn't it?
The others are distinguished because at some time in the past, there was
some point at which they differed in time. So in this case, Asia/Shanghai
differed from Asia/Harbin on 1980‑04‑30 15:29Z (8.5 vs. 8).
See
http://oss.software.ibm.com/cvs/icu/~checkout~/locale/docs/design/formatting/zone_log.html
(now slightly out of date).
Mark
----- Original Message -----
From: "Funda Wang" <fundawang at gmail.com>
To: "Mark Davis" <mark.davis at jtcsv.com>
Cc: "Paul Eggert" <eggert at CS.UCLA.EDU>; "Tz (tz at elsie.nci.nih.gov)"
<tz at lecserver.nci.nih.gov>
Sent: Saturday, February 05, 2005 15:09
Subject: Re[4]: Corrections to timezone database
> Mark> The name for that tzid may vary by language, and it should be the
most
> Mark> customary form for that language (or even country).
> Sure. Then, "Beijing Time" is the most commonly used in China, no matter
> how crowded Shanghai is.
>
> Mark> It is a bit like arguing that CN should not be the official ISO 3166
country
> Mark> code for China, because it is not an acronym for the Chinese name
for the
> Mark> country.
> But we have zh_CN as an acceptable choices.
>
> Mark> If Shanghai and Beijing ever had different timezone behavior, that
would
> Mark> warrant having a different tzid; otherwise it doesn't.
> But why there are Harbin and other cities? Those cities are using the
> same timezone UTC+8, isn't it? AFAIK, Beijing is more crowded than
> Harbin or Chongqing. And, although Urmuqi is located in UTC+7 timezone,
> the official timezone of Xinjiang is UTC+8 - Beijing Time.
>
>
>
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