[tz] Adding Asia/Beijing timezone into the database

lennox at cs.columbia.edu lennox at cs.columbia.edu
Mon Dec 12 17:00:34 UTC 2011


Following up to Russ's comments, the section I exerpted from zone.tab only
includes the zones with the ISO 3166 code "CN".  Asia/Taipei has ISO 3166
code "TW" (and is the only zone with that code).

On Saturday, December 10 2011, "JJS" wrote to "lennox at cs.columbia.edu, Guy Harris, tz at iana.org" saying:

> *Hello,*
> *
> *
> *unless I've missed something in this long thread, there has been (to my
> knowledge) no mention made of Taiwan and cities thereof. Although it lies
> in the time zone commonly known as CST (China Standard Time) Taiwan, for
> all practical purposes, is distinct from other entities in the same time
> zone, viz. Australia (Perth), China 中国, Malaysia, Philippines, Singapore.
> Without revisiting the respective positions of Beijing and Taipei regarding
> what China calls its "one China policy" under which Taiwan is its 23rd
> province, the practical realities of Taiwan, as well as its political,
> monetary and other features, make it separate from China. And if the
> demographic criterion determines the inclusion of a country and/or city in
> the time zone list, Taiwan is the sixteenth most densely populated country
> on earth, and Taipei's population registers above 2.6 million (2006 census).
> *
> *
> *
> *In light of the above, and simply as someone who often has to take
> different time zones into account, I suggest that, for practical reasons,
> Taiwan 臺灣  (or 台湾 <http://fr.wiktionary.org/wiki/%E5%8F%B0%E6%B9%BE> in
> simplified orthography) and at least the city of Taipei 臺北 (台北) be given
> the same treatment as, say, Beijing 北京, Kuala Lumpur, Manila, Perth, or
> Singapore.*
> *
> *
> *Regards,*
> *Jean-Jacques Subrenat.*
> *
> *
> 2011/12/10 <lennox at cs.columbia.edu>
> 
> > On Friday, December 9 2011, "Guy Harris" wrote to "Daoming Qiu,
> > tz at iana.org" saying:
> >
> > > Perhaps there should also be a database giving names to tz database
> > entries for human use - to use your earlier example, "Beijing, Chongqing,
> > HongKong, Urumuqi" for Asia/{whatever city is used}, although not all
> > systems would choose the same scheme to describe the region covered by a
> > database entry (Mac OS X has a large list of "nearest cities").
> >
> > That's what zone.tab is:
> >
> > CN      +3114+12128     Asia/Shanghai   east China - Beijing, Guangdong,
> > Shanghai, etc.
> > CN      +4545+12641     Asia/Harbin     Heilongjiang (except Mohe), Jilin
> > CN      +2934+10635     Asia/Chongqing  central China - Sichuan, Yunnan,
> > Guangxi, Shaanxi, Guizhou, etc.
> > CN      +4348+08735     Asia/Urumqi     most of Tibet & Xinjiang
> > CN      +3929+07559     Asia/Kashgar    west Tibet & Xinjiang
> >
> > The descriptions in zone.tab are what is intended to be presented to humans
> > (and which should be translated by CLDR and the like); the TZID values are
> > just labels.
> >
> > --
> > Jonathan Lennox
> > lennox at cs.columbia.edu
> >
> <i>Hello,</i><div><i><br></i></div><div><i>unless I&#39;ve missed something in this long thread, there has been (to my knowledge) no mention made of Taiwan and cities thereof. Although it lies in the time zone commonly known as CST (China Standard Time) Taiwan, for all practical purposes, is distinct from other entities in the same time zone, viz. Australia (Perth), China 中国, Malaysia, Philippines, Singapore. Without revisiting the respective positions of Beijing and Taipei regarding what China calls its &quot;one China policy&quot; under which Taiwan is its 23rd province, the practical realities of Taiwan, as well as its political, monetary and other features, make it separate from China. And if the demographic criterion determines the inclusion of a country and/or city in the time zone list, Taiwan is the sixteenth most densely populated country on earth, and Taipei&#39;s population registers above 2.6 million (2006 census).</i></div>
> <div><i><br></i></div><div><i>In light of the above, and simply as someone who often has to take different time zones into account, I suggest that, for practical reasons, Taiwan 臺灣 ,A (or,A <span class="Apple-style-span" style="font-family: sans-serif; font-size: 13px; line-height: 19px; "><a href="http://fr.wiktionary.org/wiki/%E5%8F%B0%E6%B9%BE" class="extiw" title="wikt:台湾" style="text-decoration: none; background-image: none; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: initial; padding-top: 0px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; "><font class="Apple-style-span" color="#000000">台湾</font></a>,A in simplified orthography)</span>,A and at least the city of Taipei 臺北 (台北) be given the same treatment as, say, Beijing 北京, Kuala Lumpur, Manila, Perth, or Singapore.</i></div>
> <div><i><br></i></div><div><i>Regards,</i></div><div><i>Jean-Jacques Subrenat.</i></div><div><i><br></i><br><div class="gmail_quote">2011/12/10  <span dir="ltr">&lt;<a href="mailto:lennox at cs.columbia.edu">lennox at cs.columbia.edu</a>&gt;</span><br>
> <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">On Friday, December 9 2011, &quot;Guy Harris&quot; wrote to &quot;Daoming Qiu, <a href="mailto:tz at iana.org">tz at iana.org</a>&quot; saying:<br>
> 
> <div class="im"><br>
> &gt; Perhaps there should also be a database giving names to tz database entries for human use - to use your earlier example, &quot;Beijing, Chongqing, HongKong, Urumuqi&quot; for Asia/{whatever city is used}, although not all systems would choose the same scheme to describe the region covered by a database entry (Mac OS X has a large list of &quot;nearest cities&quot;).<br>
> 
> <br>
> </div>That&#39;s what zone.tab is:<br>
> <br>
> CN ,A  ,A  ,A +3114+12128 ,A  ,A  Asia/Shanghai ,A  east China - Beijing, Guangdong, Shanghai, etc.<br>
> CN ,A  ,A  ,A +4545+12641 ,A  ,A  Asia/Harbin ,A  ,A  Heilongjiang (except Mohe), Jilin<br>
> CN ,A  ,A  ,A +2934+10635 ,A  ,A  Asia/Chongqing ,A central China - Sichuan, Yunnan, Guangxi, Shaanxi, Guizhou, etc.<br>
> CN ,A  ,A  ,A +4348+08735 ,A  ,A  Asia/Urumqi ,A  ,A  most of Tibet &amp; Xinjiang<br>
> CN ,A  ,A  ,A +3929+07559 ,A  ,A  Asia/Kashgar ,A  ,A west Tibet &amp; Xinjiang<br>
> <br>
> The descriptions in zone.tab are what is intended to be presented to humans<br>
> (and which should be translated by CLDR and the like); the TZID values are<br>
> just labels.<br>
> <span class="HOEnZb"><font color="#888888"><br>
> --<br>
> Jonathan Lennox<br>
> <a href="mailto:lennox at cs.columbia.edu">lennox at cs.columbia.edu</a><br>
> </font></span></blockquote></div><br></div>



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