Re: Implementing Frontend/Backend Protocol TCP/IP - Mailing list pgsql-general

From Albe Laurenz
Subject Re: Implementing Frontend/Backend Protocol TCP/IP
Date
Msg-id D960CB61B694CF459DCFB4B0128514C203937FD2@exadv11.host.magwien.gv.at
Whole thread Raw
In response to Re: Implementing Frontend/Backend Protocol TCP/IP  (John R Pierce <pierce@hogranch.com>)
Responses Re: Implementing Frontend/Backend Protocol TCP/IP
List pgsql-general
John R Pierce wrote:
> yah, seriously.   the binary protocol is not considered stable, it can
> change in subtle ways in each version.  libpq handles the current
> version and all previous versions, and exposes all methods.

That's probably not the problem in the original message, but there
are things you can do with the frontend/backend protocol that libpq
does not expose: for example, with the extended query protocol you can
send a "Bind" call that requests that some of the results should be
returned in text format, others in binary.

Yours,
Laurenz Albe

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