Re: [HACKERS] Index only scans wiki page

2012-11-15 Thread Peter Geoghegan
On 13 November 2012 01:25, Peter Geoghegan wrote: > Attached is a piece I wrote on the feature. That might form the basis > of a new wiki page. Since no one else moved on this, I've completely replaced the existing page with the contents of the user-orientated document I posted. I don't believe t

Re: [HACKERS] Index only scans wiki page

2012-11-13 Thread Peter Geoghegan
On 13 November 2012 16:37, Robert Haas wrote: > I found this an interesting read. As one of the people who worked on > the feature, I'm sort of curious whether people have any experience > yet with how this actually shakes out in the field. Are you (or is > anyone) aware of positive/negative fie

Re: [HACKERS] Index only scans wiki page

2012-11-13 Thread Peter Geoghegan
On 13 November 2012 16:37, Robert Haas wrote: > I found this an interesting read. As one of the people who worked on > the feature, I'm sort of curious whether people have any experience > yet with how this actually shakes out in the field. Are you (or is > anyone) aware of positive/negative fie

Re: [HACKERS] Index only scans wiki page

2012-11-13 Thread Robert Haas
On Mon, Nov 12, 2012 at 8:25 PM, Peter Geoghegan wrote: > On 13 November 2012 01:03, Jeff Janes wrote: >> https://wiki.postgresql.org/wiki/Index-only_scans >> >> This page is seriously out of date. It suggests they are not yet >> implemented, but only being talked about. > > Attached is a piece

Re: [HACKERS] Index only scans wiki page

2012-11-12 Thread Peter Geoghegan
On 13 November 2012 01:03, Jeff Janes wrote: > https://wiki.postgresql.org/wiki/Index-only_scans > > This page is seriously out of date. It suggests they are not yet > implemented, but only being talked about. Attached is a piece I wrote on the feature. That might form the basis of a new wiki pa

[HACKERS] Index only scans wiki page

2012-11-12 Thread Jeff Janes
https://wiki.postgresql.org/wiki/Index-only_scans This page is seriously out of date. It suggests they are not yet implemented, but only being talked about. Would someone who knows a lot about the subject (which is why I'm sending this hackers, not web) like to take a whack at updating this? O