- SQL operators: group-by, limit, not-null, ==, is, having, the, uplike,
view-class, coalesce, except, exists, substring, concat
- - SELECT: additional keyword arguments accepted include :LIMIT, :OFFSET,
- :INNER-JOIN and :ON.
+ - SELECT: additional keyword arguments accepted include :INNER-JOIN and :ON.
4. Documenting lower level, non-CommonSQL functions (some of this is already
done).