object CassandraSourceUtil extends Logging
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def
catalystDataType(cassandraType: DataType, nullable: Boolean): DataType
Convert Cassandra data type to Catalyst data type
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def
consolidateConfs(sparkConf: SparkConf, sqlConf: Map[String, String], cluster: String = "default", keyspace: String = "", userOptions: Map[String, String] = Map.empty): SparkConf
Consolidate Cassandra conf settings in the order of table level -> keyspace level -> cluster level -> default.
Consolidate Cassandra conf settings in the order of table level -> keyspace level -> cluster level -> default. Use the first available setting. Default settings are stored in SparkConf.
User options are checked first Then the Spark Session Conf Then finally the SparkConf
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- def primitiveCatalystDataType(cassandraType: DataType): DataType
- def sparkSqlToJavaDriverType(dataType: DataType, protocolVersion: ProtocolVersion = ProtocolVersion.DEFAULT): DataType
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(Since version ) see corresponding Javadoc for more information.