Robert Haas <robertmh...@gmail.com> writes:
> On Fri, Dec 23, 2011 at 10:05 AM, Tom Lane <t...@sss.pgh.pa.us> wrote:
>> I too think a datatype is overkill, if we're only planning on providing
>> one function.

> Are there any other functions we ought to provide?

Even if there are several, what exact advantage does a datatype offer
over representing LSN values as numerics?  It seems to me to be adding
complication and extra code (I/O converters at least) for very little
gain.

                        regards, tom lane

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