Re: BitmapHeapScan streaming read user and prelim refactoring

On 3/14/24 19:16, Melanie Plageman wrote:
> On Thu, Mar 14, 2024 at 03:32:04PM +0200, Heikki Linnakangas wrote:
>> ...
>>
>> Ok, committed that for now. Thanks for looking!
> 
> Attached v6 is rebased over your new commit. It also has the "fix" in
> 0010 which moves BitmapAdjustPrefetchIterator() back above
> table_scan_bitmap_next_block(). I've also updated the Streaming Read API
> commit (0013) to Thomas' v7 version from [1]. This has the update that
> we theorize should address some of the regressions in the bitmapheapscan
> streaming read user in 0014.
> 

Should I rerun the benchmarks with these new patches, to see if it
really helps with the regressions?


regards

-- 
Tomas Vondra
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company