2010/1/10 Pierre Frédéric Caillaud <lists@xxxxxxxxxx>: > >> If you transfer (delete from staging, insert into archive) in one >> transaction , then it will be always visible in exactly one of them, >> and exatly once in a view over both staging and archive(s). > > Does the latest version implement this : > > INSERT INTO archive (...) DELETE FROM staging WHERE ... RETURNING ... No. There are no plans to support that, though there are proposals to support: WITH x AS (DELETE FROM staging WHERE ... RETURNING ...) INSERT INTO archive (...) SELECT ... FROM x I'm not sure how much that will help though since, in the designs so far discused, the tuples won't be pipelined. ...Robert -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance