Re: Estimating market size
От
Tatsuo Ishii
Тема
Re: Estimating market size
Дата
Msg-id
20071005.191424.110630344.t-ishii@sraoss.co.jp
Ответ на
Re: Estimating market size (Andy Astor)
Список
Дерево обсуждения
Re: The naming question (Postgres vs PostgreSQL) "Marc G. Fournier" <scrappy@hub.org>
Re: The naming question (Postgres vs PostgreSQL) Jan Wieck <JanWieck@Yahoo.com>
Re: The naming question (Postgres vs PostgreSQL) "Jonah H. Harris" <jonah.harris@gmail.com>
Re: The naming question (Postgres vs PostgreSQL) Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: The naming question (Postgres vs PostgreSQL) Chris Mair <chris@1006.org>
Re: The naming question (Postgres vs PostgreSQL) "Joshua D. Drake" <jd@commandprompt.com>
Re: The naming question (Postgres vs PostgreSQL) Jan Wieck <JanWieck@Yahoo.com>
Re: The naming question (Postgres vs PostgreSQL) Andy Astor <andy.astor@enterprisedb.com>
Re: The naming question (Postgres vs PostgreSQL) Alvaro Herrera <alvherre@commandprompt.com>
Re: The naming question (Postgres vs
PostgreSQL) Bruce Momjian <bruce@momjian.us>
Re: The naming question (Postgres vs PostgreSQL) Jim Nasby <decibel@decibel.org>
Re: The naming question (Postgres vs PostgreSQL) Alvaro Herrera <alvherre@commandprompt.com>
Re: The naming question (Postgres vs PostgreSQL) "Shashank Tripathi" <shashank.tripathi@gmail.com>
Re: The naming question (Postgres vs PostgreSQL) Ron Peterson <ron.peterson@yellowbank.com>
Re: The naming question (Postgres vs PostgreSQL) "Christopher Petrilli" <petrilli@gmail.com>
Re: The naming question (Postgres vs PostgreSQL) "Dan Scott" <denials@gmail.com>
Re: The naming question (Postgres vs PostgreSQL) Lew <lew@lwsc.ehost-services.com>
Re: The naming question (Postgres vs PostgreSQL) "Joshua D. Drake" <jd@commandprompt.com>
Re: The naming question (Postgres vs
PostgreSQL) Bruce Momjian <bruce@momjian.us>
Re: The naming question (Postgres vs PostgreSQL) Chris Mair <chris@1006.org>
Re: The naming question (Postgres vs PostgreSQL) Dave Page <dpage@postgresql.org>
Re: The naming question (Postgres vs PostgreSQL) Ron Mayer <rm_pg@cheapcomplexdevices.com>
Re: The naming question (Postgres vs PostgreSQL) "Gabriele Bartolini" <gabriele.bartolini@gmail.com>
Re: The naming question (Postgres vs PostgreSQL) Robert Bernier <robert.bernier5@sympatico.ca>
Re: The naming question (Postgres vs PostgreSQL) Alvaro Herrera <alvherre@commandprompt.com>
Re: The naming question (Postgres vs PostgreSQL) Andy Astor <andy.astor@enterprisedb.com>
> Everyone, > > I am actually working on an exercise to generate some numbers on the > Postgres market share and/or market size, both in the US and globally. > > If anyone has any information on this topic, whether anecdotal, > analyst-based, or from any other source, I would appreciate you sending it > to me. I will summarize my findings with the mailing list once they are > complete, in the next couple of weeks. Thanks in advance, > > Andy > > P.S. Tatsuo...interesting assessment. It¹s amazing that Postgres¹s > popularity in Japan is an estimated 5 times the number in the US! I believe the estimation is not far from the reality. I also am interested in another country. My wild guess is, PostgreSQL popularity in EU might be somewehre between Japan and US. In Russia it might be between EU and Japan. Those says, the popularity rank might be: Japan > Russia > EU > US Of course these are just my guess... -- Tatsuo Ishii SRA OSS, Inc. Japan > On 10/5/07 12:14 AM, "Tatsuo Ishii" wrote: > > > Just for a fun, I played with some market size estimation. > > > > It is said that in Japan on Linux platform, PostgreSQL/MySQL/Oracle > > has almost even shares (I would say 25% each). PostgreSQL's share in > > US is probably less than 5%(correct me if I'm wrong). Now population > > of Japan is 127M, while US's is 300M. So I could estimate number of > > users ratio in Japana and US as follows: > > > > Japan/US ratio = 127M*25% / 300M*5% > > = 2.12 > > > > So may be I could say that number of PostgreSQL users in Japan is > > twice as many as that in US? > > -- > > Tatsuo Ishii > > SRA OSS, Inc. Japan > > > >> > Apologies for the confusion, Josh and JD. I now understand the context for > >> > JD's statement. I was surprised that the overall US group was not viewed as > >> > the largest national community, but not important. I think we all > >> understand > >> > each others' perspectives. > >> > > >> > andy > >> > > >> > > >> > On 9/17/07 1:16 AM, "Josh Berkus" wrote: > >> > > >>> > > Andy, > >>> > > > >>>> > >> 2. At some point way early on in this thread, Josh Berkus said the > >>>> largest > >>>> > >> community has already voted no. > >>> > > > >>> > > No, it was Drake, not me. JD was pointing out that someone (I don't > >>> remember > >>> > > who) had spoken for the JPUG board against a name change. Since JPUG is > our > >>> > > single largest national community, this is a pretty significant "no" >>> > vote. > >> > > >> > > >> > ---------------------------(end of broadcast)--------------------------- > >> > TIP 7: You can help support the PostgreSQL project by donating at > >> > > >> > http://www.postgresql.org/about/donate > > > >
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