Re: WIP: multivariate statistics / proof of concept
Jeff Janes <jeff.janes@gmail.com>
From: Jeff Janes <jeff.janes@gmail.com>
To: Stephen Frost <sfrost@snowman.net>
Cc: Tomas Vondra <tomas.vondra@2ndquadrant.com>,
Kyotaro HORIGUCHI <horiguchi.kyotaro@lab.ntt.co.jp>,
pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2015-04-28T17:36:58Z
Lists: pgsql-hackers
Attachments
- multivariate_contrib.patch (application/octet-stream) patch
On Tue, Apr 28, 2015 at 9:13 AM, Stephen Frost <sfrost@snowman.net> wrote: > * Jeff Janes (jeff.janes@gmail.com) wrote: > > On Mon, Mar 30, 2015 at 5:26 PM, Tomas Vondra < > tomas.vondra@2ndquadrant.com> > > wrote: > > > attached is a new version of the patch series. Aside from fixing > various > > > issues (crashes, memory leaks). The patches are rebased to current > > > master, and I also attach a few SQL scripts I used for testing (nothing > > > fancy, just stress-testing all the parts the patch touches). > > > > I get cascading conflicts in pg_proc.h. It looked easy enough to fix, > > except then I get compiler errors: > > Yeah, those are because you didn't address the new column which was > added to pg_proc. You need to add another _null_ in the pg_proc.h lines > in the correct place, apparently on four lines. > Thanks. I think I tried that, but was still having trouble. But it turns out that the trouble was for an unrelated reason, and I got it to compile now. Some of the fdw's need a patch as well in order to compile, see attached. Cheers, Jeff
Commits
-
Collect and use multi-column dependency stats
- 2686ee1b7ccf 10.0 landed
-
Implement SortSupport for macaddr data type
- f90d23d0c518 10.0 cited
-
Implement multivariate n-distinct coefficients
- 7b504eb282ca 10.0 landed
-
Generate fmgr prototypes automatically
- 352a24a1f9d6 10.0 cited