Re: [PATCH] Add XMLEXISTS function from the SQL/XML standard

Robert Haas <robertmhaas@gmail.com> writes:
> On Tue, May 25, 2010 at 1:09 PM, Mike Fowler <mike@mlfowler.com> wrote:
>>> We're unlikely to accept this patch if it changes the minimum version
>>> of libxml2 required to compile PostgreSQL
>> 
>> Why? 2.6.27 is almost 4 years old.

> Because we work hard to minimize our dependencies and make them as
> non-onerous as possible.

> At a minimum, I think it's fair to say that the burden is on you to
> justify what it's worth bumping the version number.

Yes.  Increasing the minimum required version of some library is a Big
Deal, we don't do it on a whim.  And we definitely don't do it just
because it's old.

			regards, tom lane