Tom Deprez writes:
> ... optional tests and optional paramters in Z SQL methods ...
The "where" of "dtml-group" will generate a "where" keyword,
if the enclosed query is not empty.
However, you must pass the declared parameters whether or
not you use them.
You can provide default values, though.
The syntax is
parameter=""
to give "parameter" the empty string as default value.
Dieter