Shachar Shemesh <psql(at)shemesh(dot)biz> writes:
> Am I to understand that psql's nativ cursors support bidirectional
> movements on views? That is good news, actually.
They do. (Complex views, like joins, may not work real well before
7.4.)
I suspect your real difficulty is that a view will not expose the ctid
column of the underlying table (if any).
regards, tom lane