Re: How do I use the backend APIs

From: Christopher Browne <cbbrowne(at)acm(dot)org>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: How do I use the backend APIs
Date: 2006-02-17 05:52:28
Message-ID: 87ek22v8f7.fsf@wolfe.cbbrowne.com
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A long time ago, in a galaxy far, far away, neilc(at)samurai(dot)com (Neil Conway) wrote:
> On Fri, 2006-02-17 at 11:34 +0800, Qingqing Zhou wrote:
>> AFAIK there is no such API for this purpose. The reason is that to access
>> BTree, you have to setup complex enough environment to enable so. For
>> example, the buffer pool support, the WAL support etc. So though exporting
>> such API is easy to do, there is no pratical usage of it.
>
> Well, if the API is going to be invoked by C UDFs, it could assume that
> the environment has been appropriately initialized.
>
> I think it would be possible to provide such an API (although it would
> take a considerable amount of work). However, I don't see the point --
> why would an application want to use the API? SQL is much more flexible.

It would probably make more sense to create an API that runs the
activities via a translation into SQL...
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