Re: Performance difference in accessing differrent columns in a Postgres Table

2018-07-31 Thread Jeff Janes
On Mon, Jul 30, 2018 at 1:23 PM, Andres Freund wrote: > On 2018-07-30 07:19:07 -0400, Jeff Janes wrote: > > > And indeed, in my hands JIT makes it almost 3 times worse. > > Not in my measurement. Your example won't use JIT at all, because it's > below the cost threshold. So I think you might

Re: Performance difference in accessing differrent columns in a Postgres Table

2018-07-31 Thread Andres Freund
Hi, On 2018-07-31 12:56:26 -0400, Jeff Janes wrote: > On Mon, Jul 30, 2018 at 1:23 PM, Andres Freund wrote: > > > On 2018-07-30 07:19:07 -0400, Jeff Janes wrote: > > > > > And indeed, in my hands JIT makes it almost 3 times worse. > > > > Not in my measurement. Your example won't use JIT at