Re: jsonb concatenate operator's semantics seem questionable

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Josh Berkus <josh(at)agliodbs(dot)com>
Cc: Andrew Dunstan <andrew(at)dunslane(dot)net>, Peter Geoghegan <pg(at)heroku(dot)com>, Petr Jelinek <petr(at)2ndquadrant(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Marko Tiikkaja <marko(at)joh(dot)to>, Ryan Pedela <rpedela(at)datalanche(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Dmitry Dolgov <9erthalion6(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Ilya Ashchepkov <koctep(at)gmail(dot)com>
Subject: Re: jsonb concatenate operator's semantics seem questionable
Date: 2015-05-20 19:37:15
Message-ID: 2790.1432150635@sss.pgh.pa.us
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Josh Berkus <josh(at)agliodbs(dot)com> writes:
> That does cover all bases, and users would be able to create the
> operator which suits their particular use case easily. It's also fairly
> similar to how jsquery works, although the syntax is completely different.

> But ... it's after feature freeze. So, thoughts?

I think this could be seen as a correction/bug fix for a pre-freeze
feature. We should not be too resistant to filing down rough edges
on new features, even if that involves a spec change.

regards, tom lane

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