"Sorin Schwimmer" <[EMAIL PROTECTED]> writes:
> When puting in an expression something like
> '0'::BIT(20-LENGTH(something_here))
> I receive an error message suggesting that integer arithmetic is not allowed
> in a BIT declaration.

Yup, you're right.

> I'd like to suggest to allow for any expression that converts to positive
> integer.

Don't hold your breath.  This is not required by the SQL spec and it
seems much more difficult to implement than it's worth.

                        regards, tom lane

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