presto-cassandra/src/main/java/io/prestosql/plugin/cassandra/CassandraClientConfig.java/CassandraClientConfig/setSplitsPerNode
class CassandraClientConfig:    @Config("cassandra.splits-per-node")
    public CassandraClientConfig setSplitsPerNode(Long splitsPerNode)
    {
        this.splitsPerNode = splitsPerNode;
        return this;
    }