momjian@postgresql.org (Bruce Momjian) writes:
> Log Message:
> -----------
> CVS NULL Documentation
> Clearify documentation of CVS's output of NULL values, per suggestion
> from Magnus.
This has not "clarified" anything; what it has done is transformed
correct statements into incorrect ones. You forgot about the
possibility that the copy is using a nonempty string as the "null
string". Kindly revert.
regards, tom lane