On Sun, 17 Oct 2004 18:08:00 -0400, Tom Lane wrote:
>> I suggest that DETERMINISTIC be added as a synonym for IMMUTABLE and that
>> "NOT DETERMINISTIC" be added as an alias for VOLATILE in PostgreSQL's
>> grammar for CREATE FUNCTION.
>
> These do NOT mean the same thing.
I'm having a hard time seeing the difference between DETERMINISTIC and
IMMUTABLE.
My suggestion for "NOT DETERMINISTIC"==VOLATILE is because VOLATILE seems
to be the least strict of the three PostgreSQL volatility categories.
Do you disagree on both, or just the last one?
--
Greetings from Troels Arvin, Copenhagen, Denmark