Re: JDBC, prepared queries, and partitioning

Поиск
Список
Период
Сортировка
Искать
От
Stephen Denne
Тема
Re: JDBC, prepared queries, and partitioning
Дата
Msg-id
F0238EBA67824444BC1CB4700960CB4804A4F6C4@dmpeints002.isotach.com
Ответ на
Список
Дерево обсуждения
JDBC, prepared queries, and partitioning Josh Berkus <josh@agliodbs.com>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Tom Lane <tgl@sss.pgh.pa.us>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning "Stephen Denne" <Stephen.Denne@datamail.co.nz>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Josh Berkus <josh@agliodbs.com>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning Tom Lane <tgl@sss.pgh.pa.us>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning "Stephen Denne" <Stephen.Denne@datamail.co.nz>
Re: JDBC, prepared queries, and partitioning "Stephen Denne" <Stephen.Denne@datamail.co.nz>
Re: JDBC, prepared queries, and partitioning "Stephen Denne" <Stephen.Denne@datamail.co.nz>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Re: JDBC, prepared queries, and partitioning "Guillaume Smet" <guillaume.smet@gmail.com>
Re: JDBC, prepared queries, and partitioning "Stephen Denne" <Stephen.Denne@datamail.co.nz>
Re: JDBC, prepared queries, and partitioning Tom Lane <tgl@sss.pgh.pa.us>
Re: JDBC, prepared queries, and partitioning "Stephen Denne" <Stephen.Denne@datamail.co.nz>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Oliver Jowett <oliver@opencloud.com>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Re: JDBC, prepared queries, and partitioning Simon Riggs <simon@2ndquadrant.com>
Re: JDBC, prepared queries, and partitioning Kris Jurka <books@ejurka.com>
Josh Berkus wrote
> So, just to confirm: there is no way with v3 to make it not 
> use a cached 
> plan, either on 8.2 or 8.3, correct?

8.3 server release notes mention a couple of options:
- Automatically re-plan cached queries when table definitions change or statistics are updated (Tom)
- Implement new commands DISCARD ALL, DISCARD PLANS, DISCARD TEMPORARY, CLOSE ALL, and DEALLOCATE ALL (Marko Kreen, Neil)

I've no idea about the extent of that first one, but perhaps you could include a tiny table in the query, and update statistics on the table.

Stephen Denne.

Disclaimer:
At the Datamail Group we value team commitment, respect, achievement, customer focus, and courage. This email with any attachments is confidential and may be subject to legal privilege.  If it is not intended for you please advise by reply immediately, destroy it and do not copy, disclose or use it in any way.

__________________________________________________________________
  This email has been scanned by the DMZGlobal Business Quality 
              Electronic Messaging Suite.
Please see http://www.dmzglobal.com/services/bqem.htm for details.
__________________________________________________________________

В списке pgsql-jdbc по дате отправления
От: Josh Berkus
Дата:
От: Simon Riggs
Дата:
FAQ