Geoff Russell writes:
> I'm really just suggesting a couple of set operators for arrays.
Well, arrays are arrays, not sets. If you want sets, you create a table.
If you want set operators, you use selects and joins. That is the design.
However, if you want to outsmart the system you can use the operators in
contrib/array, but don't say I didn't warn you.
--
Peter Eisentraut peter_e(at)gmx(dot)net http://yi.org/peter-e/