On Tue, May 24, 2016 at 3:42 PM, David Fetter <da...@fetter.org> wrote: > On Tue, May 24, 2016 at 02:16:40PM -0400, Tom Lane wrote: >> David Fetter <da...@fetter.org> writes: >> > Per discussion on IRC and some test code, COPY can't take parameters >> > in a PREPARE, which feature would make it even more useful. >> >> Uh, what? >> >> regression=# prepare foo as copy c from stdin; >> ERROR: syntax error at or near "copy" >> LINE 1: prepare foo as copy c from stdin; >> ^ >> >> Passing parameters into a utility statement of any stripe is a >> pretty considerable project, IIRC; the infrastructure isn't there. > > Maybe it should be, at least for some of the utility statements. > > Please find attached a patch which, according to Andrew Gierth, its > author, just barely qualifies as a PoC. Yes, it's had to break a > couple of messages in the regression tests.
Hm, what's the use case preparing COPY? Note, the biggest pain point I have with COPY is not being able to parameterize the filename argument. That's pretty easily worked around with a plpgsql wrapper however. merlin -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers