Re: [HACKERS] Latest plans for Utilities with HOT

2007-03-06 Thread Simon Riggs
On Mon, 2007-03-05 at 22:25 +0530, Pavan Deolasee wrote: > Simon Riggs wrote: > > On Mon, 2007-03-05 at 21:39 +0530, Pavan Deolasee wrote: > > > > Currently each tuple is moved individually. You'd need to inspect the > > whole HOT chain on a page, calculate space for that and then try to move >

Re: [HACKERS] Latest plans for Utilities with HOT

2007-03-05 Thread Pavan Deolasee
Simon Riggs wrote: On Mon, 2007-03-05 at 21:39 +0530, Pavan Deolasee wrote: Currently each tuple is moved individually. You'd need to inspect the whole HOT chain on a page, calculate space for that and then try to move them all in one go. I was originally thinking that would be a problem, but

Re: [HACKERS] Latest plans for Utilities with HOT

2007-03-05 Thread Simon Riggs
On Mon, 2007-03-05 at 21:39 +0530, Pavan Deolasee wrote: > Simon Riggs wrote: > > > > - VACUUM FULL - The best solution, for now, is to make VACUUM FULL > > perform a reindex on all indexes on the table. Chilling may require us > > to modify considerably more index entries than previously. UPDA

Re: [HACKERS] Latest plans for Utilities with HOT

2007-03-05 Thread Pavan Deolasee
Simon Riggs wrote: > > - VACUUM FULL - The best solution, for now, is to make VACUUM FULL > perform a reindex on all indexes on the table. Chilling may require us > to modify considerably more index entries than previously. UPDATE & WAIT > would be very good, but probably should wait for the next