Re: [GENERAL] Protocol 2 and query parameters support

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От Andres Freund
Тема Re: [GENERAL] Protocol 2 and query parameters support
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Msg-id 20170424201126.lxhphq6f6r6qyozz@alap3.anarazel.de
обсуждение исходный текст
Ответ на Re: [GENERAL] Protocol 2 and query parameters support  ("Rader, David")
Ответы Re: [GENERAL] Protocol 2 and query parameters support  (Tatsuo Ishii)
Список pgsql-general
Дерево обсуждения
[GENERAL] Protocol 2 and query parameters support  (Konstantin Izmailov, )
 Re: [GENERAL] Protocol 2 and query parameters support  (Adrian Klaver, )
  Re: [GENERAL] Protocol 2 and query parameters support  ("David G. Johnston", )
 Re: [GENERAL] Protocol 2 and query parameters support  (Andres Freund, )
  Re: [GENERAL] Protocol 2 and query parameters support  (Tom Lane, )
   Re: [GENERAL] Protocol 2 and query parameters support  (Tatsuo Ishii, )
    Re: [GENERAL] Protocol 2 and query parameters support  ("Rader, David", )
     Re: [GENERAL] Protocol 2 and query parameters support  (Andres Freund, )
      Re: [GENERAL] Protocol 2 and query parameters support  (Tatsuo Ishii, )
On 2017-04-24 16:07:01 -0400, Rader, David wrote:
> As Tom mentioned, it sounds like the issue is that Presto expects to only
> use simple query, not extended query (no server-side prepared statements).
> The JDBC driver supports setting the prepare threshold to 0 to disable
> using server-side prepares.
>
> https://jdbc.postgresql.org/documentation/publicapi/org/postgresql/PGStatement.html#setPrepareThreshold-int-
>
> "If threshold is zero, server-side prepare will not be used."

Note that you can use the extended protocol without server side
prepares...


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