Michael Paquier <michael.paquier@gmail.com> writes:
> Please find attached a patch implementing lsn as a datatype, based on
> the one Robert wrote a couple of years ago.
> Patch contains regression tests as well as a bit of documentation.
> Perhaps this is too late for 9.4, so if there are no objections I'll
> simply add this patch to the next commit fest in June for 9.5.
I may have lost count, but aren't a bunch of the affected functions new
in 9.4? If so, there's a good argument to be made that we should get
this in now, rather than waiting and having an API change for those
functions in 9.5.
regards, tom lane