On Mon, Mar 20, 2017 at 6:31 AM, Ronan Dunklau <[email protected]> wrote: > With range partitioning, we guarantee that each partition contains non- > overlapping values. Since we know the range allowed for each partition, it is > possible to sort them according to the partition key (as is done already for > looking up partitions). > > Thus, we ca generate sorted Append plans instead of MergeAppend when sorting > occurs on the partition key.
Great idea. This is too late for v10 at this point, but please add it to the next CommitFest so we don't forget about it. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
