Re: patch for between symmetric, asymmetric (from TODO)

Pavel Stehule wrote:
>     I did task from TODO: Add BETWEEN ASYMMETRIC/SYMMETRIC.

The implementation in this patch has the same problems as all the
previously rejected attempts: it evaluates its arguments twice.  You
need to make BETWEEN SYMMETRIC into a separate node type that evaluates
each argument only once.

--
Peter Eisentraut
http://developer.postgresql.org/~petere/