Brendan Jurd <direvus@gmail.com> writes:
> 2009/8/4 Tom Lane <tgl@sss.pgh.pa.us>:
>> What I'd consider instead is calling numeric_out and then working
>> with the result of that. �It would always be f-format, so you'd
>> have to do your own conversion to e-format, but you could do it
>> without any risk of precision or range loss.
> Yeah, I figured as much. I'll see what I can do about reworking the
> numeric case. I should be able to post a new revision in the next day
> or so, but I certainly won't cry foul if this gets punted to
> September.
BTW, there's no rule saying you have to fix that strictly within
to_char(). It might make more sense to have numeric.c export a
function that is like numeric_out but produces e-style output.
Your choice as the patch writer, but keep it in mind ...
regards, tom lane