On 2019-02-19 22:48, Rob Nikander wrote: > I thought if I had some application logic that needed a certain kind of > transaction (maybe a non-default isolation level), I could hide that > fact in a procedure. App code (Java/Python/whatever) could remain > unaware of transactions (except maybe needing to retry after a failure) > and simply send `call foo(?, ?)` to the DB. You can run SET TRANSACTION ISOLATION LEVEL in a procedure. -- Peter Eisentraut http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services