"=?utf-8?Q?frank=5Flupo?=" <frank_lupo(at)email(dot)it> writes:
> When drop view and i do not send commit or rollback is not possible to sele=
> ct from other user on pg_view. The selection is lock. =0D
The only thing that's locked is computing the "definition" field for the
view you are currently altering (read dropping). I see no way to avoid
that, nor any really strong reason to worry about it. Access to a table
that you're currently dropping is locked, too.
regards, tom lane