On Wed, Feb 18, 2009 at 2:40 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> After thinking about it for awhile, I don't like the notation anyway
> --- it's not immediately obvious that a cast to anyelement should mean
> something like that. What seems more sensible to me is to introduce
> a function to get the type of an expression, so that you could write
> something like
We already have such a function, pg_typeof(). I submitted a patch for
it in the November commitfest, and you committed it. [1]
Or is that not the sort of function you were thinking of?
Cheers,
BJ
[1] http://git.postgresql.org/?p=postgresql.git;a=commit;h=1a850edf036a1c7dbb9f4fcfeae1e5f2c68cf049