schema: verify that there are no both counter and non-counter columns
schema: verify that there are no both counter and non-counter columns

duarten/scylla,scylladb/scylla,duarten/scylla,scylladb/scylla,scylladb/scylla,avikivity/scylla,avikivity/scylla,duarten/scylla,avikivity/scylla,scylladb/scylla