On Tue, Mar 29, 2011 at 7:16 PM, Samuel Gendler <sgend...@ideasculptor.com> wrote: > Is there any performance benefit to revamping the workload such that it issues > a single: > insert into (...) select ... UNION select ... UNION select > as opposed to 3 separate "insert into () select ..." statements.
I wouldn't expect any difference - if you used UNION ALL (union will be equivalent to insert into () select DISTINCT ...) -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
