On 04/09/2015 06:28 PM, Stephen Frost wrote: > * Heikki Linnakangas (hlinnaka(at)iki(dot)fi) wrote: >> What should we do about this? Make it configurable on a per-table >> basis? Disable FPW compression on system tables? Disable FPW on >> tables you don't have SELECT access to? Add a warning to the docs? > > REVOKE EXECUTE ON FUNCTION pg_current_xlog_insert_location() FROM public;
Yeah, that's one option. Will also have to revoke access to pg_stat_replication and anything else that might indirectly give away the current WAL position.