On Tue, Oct 8, 2013 at 4:15 PM, Tomas Vondra <t...@fuzzy.cz> wrote: > On 8 Říjen 2013, 11:42, Atri Sharma wrote: >>> >>> I've made some significant improvements in the chaining version (in the >>> master branch), now getting about the memory consumption I've estimated. >>> >> I agree, we can hope to reduce the memory consumption by making changes in >> the current chaining implementation. I would like to look into changing >> the data structure used for chaining from singly linked list to maybe skip >> list or something else. > > Just to be sure - I haven't been messing with the HashAggregate > implementation directly, but with a custom aggregate. But feel free to > tweak the built-in hash table ;-) > > Tomas >
Heh. Do you mind if I try it out on the custom agg you built? I assume it is on the github repo link you shared? Regards, Atri -- Regards, Atri l'apprenant -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
