postgis and pgpool

Started by Szymon Guzover 14 years ago4 messagesgeneral
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#1Szymon Guz
mabewlun@gmail.com

Hi,
do you know about any problems with using pgpool and postgis together?

regards
Szymon

#2Tatsuo Ishii
t-ishii@sra.co.jp
In reply to: Szymon Guz (#1)
Re: postgis and pgpool

Hi,
do you know about any problems with using pgpool and postgis together?

I personaly don't know any case study of pgpool and posgis but I
guess:

1) You are using pgpool-II native replication mode
2) Some of postgis functions are doing updates/inserts/deletes

then you may have problem because of inconsistent data among DB
servers. Pgpool-II 3.0 or later can deal with the problem by using
"black and white function list" though.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp

#3Szymon Guz
mabewlun@gmail.com
In reply to: Tatsuo Ishii (#2)
Re: postgis and pgpool

On 19 September 2011 16:17, Tatsuo Ishii <ishii@postgresql.org> wrote:

Hi,
do you know about any problems with using pgpool and postgis together?

I personaly don't know any case study of pgpool and posgis but I
guess:

1) You are using pgpool-II native replication mode
2) Some of postgis functions are doing updates/inserts/deletes

then you may have problem because of inconsistent data among DB
servers. Pgpool-II 3.0 or later can deal with the problem by using
"black and white function list" though.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp

Thanks for the answer, I've forgotten about the couple of PostGIS functions
that modify the data.

regards
Szymon

#4gwainer
gabrielcw@gmail.com
In reply to: Szymon Guz (#3)
Re: postgis and pgpool

Hello,

What PostGIS functions that modify data are you guys talking about? I'm new
to PostGIS, and looking for advice when using it with PgPool for
replication. I wonder if you know of any documentation about it.

Thanks in advance,

Gabriel
Szymon Guz-2 wrote

On 19 September 2011 16:17, Tatsuo Ishii &lt;ishii@&gt; wrote:

Thanks for the answer, I've forgotten about the couple of PostGIS
functions
that modify the data.

regards
Szymon

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