Re: Patch for 8.5, transformationHook

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Dimitri Fontaine <dfontaine(at)hi-media(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Patch for 8.5, transformationHook
Date: 2009-08-05 05:13:55
Message-ID: 162867790908042213m3433f75at41a19022feb7229a@mail.gmail.com
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Hello

>
>    * UBF(B) is a programming langauge for describing types in UBF(A)
>      and protocols between clients and servers. UBF(B) is roughly
>      equivalent to to Verified XML, XML-schemas, SOAP and WDSL.
>

SOAP is nice sample for Parser Hook -

is soap call there are some immutable fields (uri, proxy, ...) and
some mutable fields (parameters). So with hook is possible to write
module Soap

SELECT soap_call('10.0.0.1/blabla/' as uri, 'calculate' as func, 10 as
p1, 20 as p2)

Regards
Pavel Stehule

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