From: Tom Lane <tgl@sss.pgh.pa.us>
To: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
cc: Anthony Bykov <a.bykov@postgrespro.ru>, pgsql-hackers@lists.postgresql.org
Subject: Re: Jsonb transform for pl/python
In-reply-to: <c1ea3dfc-c383-b820-1798-39de0a514c2b@2ndquadrant.com>
References: <20171025145100.3a19933f@anthony-24-g082ur>
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 <20171113150816.1377.17052.pgcf@coridan.postgresql.org>
 <20171120123555.546c922f@anthony-24-g082ur>
 <20171120134835.GA9855@e733.localdomain>
 <20171206144054.5664c119@anthony-24-g082ur>
 <881aea8c-23a4-0694-8182-72620afe84c4@2ndquadrant.com>
 <20171211112206.3b4ea92f@anthony-24-g082ur>
 <c1ea3dfc-c383-b820-1798-39de0a514c2b@2ndquadrant.com>
Comments: In-reply-to Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
	message dated "Mon, 11 Dec 2017 16:16:58 -0500"
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Date: Mon, 11 Dec 2017 16:39:08 -0500
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Peter Eisentraut <peter.eisentraut@2ndquadrant.com> writes:
> On 12/11/17 03:22, Anthony Bykov wrote:
>>> Why not make this part of the plpythonu extension?  It doesn't have to
>>> be a separate contrib module.

>> I thought about that, but the problem is that there will be no
>> possibilities to create custom transform if we create this extension by
>> default.

> OK, could it be a separate extension, but part of the same code directory?

I think our makefile infrastructure only allows for one shlib to be
built per directory.

Admittedly, you could have two extensions sharing the same shlib
(and the same regression test suite), but on the whole it's not clear
to me why we should do that.

			regards, tom lane