com.datastax.spark.connector.cql.CassandraConnectorConf
(Since version 1.2.6, 1.3.2, 1.4.3, 1.5.1) delayed retrying has been disabled; see SPARKC-360
(Since version 1.2.6, 1.3.2, 1.4.3, 1.5.1) delayed retrying has been disabled; see SPARKC-360