presto-cassandra/src/main/java/io/prestosql/plugin/cassandra/CassandraHandleResolver.java/CassandraHandleResolver/getInsertTableHandleClass
class CassandraHandleResolver:    @Override
    public Class<? extends ConnectorInsertTableHandle> getInsertTableHandleClass()
    {
        return CassandraInsertTableHandle.class;
    }