presto-cassandra/src/main/java/io/prestosql/plugin/cassandra/CassandraClientConfig.java/CassandraClientConfig/setClientSoLinger
class CassandraClientConfig:    @Config("cassandra.client.so-linger")
    public CassandraClientConfig setClientSoLinger(Integer clientSoLinger)
    {
        this.clientSoLinger = clientSoLinger;
        return this;
    }