Re: [GENERAL] Protocol 2 and query parameters support

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От Andres Freund
Тема Re: [GENERAL] Protocol 2 and query parameters support
Дата
Msg-id 20170424005455.zuqwuban7lwzptka@alap3.anarazel.de
обсуждение исходный текст
Ответ на [GENERAL] Protocol 2 and query parameters support  (Konstantin Izmailov)
Ответы Re: [GENERAL] Protocol 2 and query parameters support  (Tom Lane)
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 2017-04-23 12:08:51 -0700, Konstantin Izmailov wrote:
> Does Postgres protocol 2 support query parameters? e.g.:
>   SELECT colA FROM tbl WHERE colB=$1
>
> Some systems (Presto) are still using protocol 2, and I need to understand
> the scope of changes in the middleware to support protocol 2.

Could you provide a reference about presto using v2 protocol?  A quick
search didn't turn anything up.  Presto seems a bit too new to rely on
v2, given how long ago v3 has been introduced.

Greetings,

Andres Freund


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