Re: Function for dealing with xlog data

Excerpts from Magnus Hagander's message of mar dic 28 10:46:31 -0300 2010:
> On Tue, Dec 28, 2010 at 14:39, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:

> >> What's the best way of doing it? Should we have a function that takes
> >> text as input, or should the functions in question be made to return a
> >> new datatype that could then be casted?
> >
> > The new datatype seems more elegant, but a conversion function would
> > be a lot less work.
>
> Well, yeah, that was obvious ;) The question is, how much do we prefer
> the more elegant method? ;)

If we go the new type route, do we need it to have an implicit cast to
text, for backwards compatibility?

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