Hi! On Tue, Dec 25, 2018 at 10:25 AM Adrian Klaver <adrian.klaver@xxxxxxxxxxx> wrote: > Don't know. From my POV MATERIALIZED VIEWS are transient any way you > look at them. They capture a state at a point in time and then the data > they depend on moves on. Given that they can be refreshed at will not > sure logging/not logging really matters. I agree with you. But current default is RELPERSISTENCE_PERMANENT. So there is an option for RELPERSISTENCE_UNLOGGED. So, I think that we should or a) make RELPERSISTENCE_UNLOGGED default, b) document RELPERSISTENCE_UNLOGGED or c) remove it. I propose b). Mitar -- http://mitar.tnode.com/ https://twitter.com/mitar_m