On Mon, Mar 3, 2014 at 10:38 AM, Andres Freund <and...@2ndquadrant.com> wrote: > On 2014-03-03 10:35:03 -0500, Robert Haas wrote: >> On Mon, Mar 3, 2014 at 9:57 AM, Andres Freund <and...@2ndquadrant.com> wrote: >> > Hm, I think all it needs to do disable delta encoding if >> > need_tuple_data (which is dependent on wal_level=logical). >> >> Why does it need to do that? The logical decoding stuff should be >> able to reverse out the delta encoding. > > Against what should it perform the delta? Unless I misunderstand how the > patch works, it computes the delta against the old tuple in the heap > page?
Oh, maybe I need more caffeine. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
