Thurston Sandberg

Cassandra has the concept of user-defined types, [as specified here](https://docs.datastax.com/en/developer/java-driver/4.9/manual/core/udts/). scala-cass should support them as case classes

provide ability to write a NULL

6

None will always remove the write. provide a way to write down a NULL

don't ever manipulate a List[AnyRef], just use toList on the HList at the last second.

right now frozen doesn't even show up in the db

specifics: http://docs.datastax.com/en/cql/3.1/cql/cql_reference/select_r.html?scroll=reference_ds_d35_v2q_xj__selectIN ideas: 1) predefined case class that takes a type parameter and takes a List as parameter. easy to implement, but cumbersome to use ``` scala case class PredefinedIn[T](l:...

info: https://docs.datastax.com/en/cql/3.3/cql/cql_reference/select_r.html?scroll=reference_ds_d35_v2q_xj__using-count-to-get-non-null probably use a case class wrapper on the column? ``` scala ss.selectColumns[Count[Star], NoQuery]("mytable", NoQuery).map(_.as[Int]) // somehow? ``` corollary: MIN and MAX

see here: https://docs.datastax.com/en/cql/3.3/cql/cql_reference/select_r.html?scroll=reference_ds_d35_v2q_xj__filtering-a-full-frozen-collection (scroll down a bit -- the header wasn't linkable for some reason) ideas: 1) probably same ideas as `1)` in #3 but for ranges: ``` scala PredefinedLessThan[T:...