|From:||David Fetter <david(at)fetter(dot)org>|
|Subject:||Re: Efficient output for integer types|
|Views:||Raw Message | Whole Thread | Download mbox | Resend email|
On Wed, Sep 18, 2019 at 07:51:42AM +0200, David Fetter wrote:
> On Wed, Sep 18, 2019 at 05:42:01AM +0200, David Fetter wrote:
> > On Tue, Sep 17, 2019 at 09:01:57AM +0200, David Fetter wrote:
> > > On Tue, Sep 17, 2019 at 08:55:05AM +0200, David Fetter wrote:
> > > > On Sun, Sep 15, 2019 at 09:18:49AM +0200, David Fetter wrote:
> > > > > Folks,
> > > > >
> > > > > Please find attached a couple of patches intended to $subject.
> > > > >
> > > > > This patch set cut the time to copy ten million rows of randomly sized
> > > > > int8s (10 of them) by about a third, so at least for that case, it's
> > > > > pretty decent.
> > > >
> > > > Added int4 output, removed the sprintf stuff, as it didn't seem to
> > > > help in any cases I was testing.
> > >
> > > Found a couple of "whiles" that should have been "ifs."
> > Factored out some inefficient functions and made the guts use the more
> > efficient function.
> Fix copy-paste-o that introduced some unneeded 64-bit math.
Removed static annotation that shouldn't have been present.
David Fetter <david(at)fetter(dot)org> http://fetter.org/
Phone: +1 415 235 3778
Remember to vote!
Consider donating to Postgres: http://www.postgresql.org/about/donate
|Next Message||Amit Langote||2019-09-18 06:46:12||Re: pgbench - allow to create partitioned tables|
|Previous Message||Amit Langote||2019-09-18 06:11:11||Re: Creating partitions automatically at least on HASH?|