Dave Page <dpage(at)postgresql(dot)org> writes:
> In case anyone is wondering about my recent obsession with updatable
> cursors, there is a patch from EnterpriseDB for PostgreSQL which offers
> some quite significant performance benefits, but it does change the way
> CTIDs work which the UC feature relies on. Obviously we need to make
> sure the driver doesn't lose functionality should the patch be applied
> to the server.
If it changes the behavior of CTIDs in ways that are likely to break
reasonable client code, you can pretty much bet it won't get applied ...
but have you got any details? I don't recall having heard about any
such thing.
regards, tom lane