Re: NOT EXIST for PREPARE - Mailing list pgsql-hackers

From Tom Lane
Subject Re: NOT EXIST for PREPARE
Date
Msg-id 25502.1458833176@sss.pgh.pa.us
Whole thread Raw
In response to Re: NOT EXIST for PREPARE  (Vladimir Sitnikov <sitnikov.vladimir@gmail.com>)
Responses Re: NOT EXIST for PREPARE
List pgsql-hackers
Vladimir Sitnikov <sitnikov.vladimir@gmail.com> writes:
> Craig>I really, really doubt you can change this before we do a
> protocol version bump.

> Technically speaking, the idea of using first bytes of statement name
> to convey extra information does not require protocol version bump. It
> can be backward and forward compatible.

> For instance: if statement name starts with __, then skip throwing an
> error if statement with exactly same text and parameter types has
> already been prepared.

If you think that's not a protocol change, you are mistaken.  It
changes a behavior that's specified in the protocol documentation.
        regards, tom lane



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