The following sections describe changes in CDS 2 Powered by Apache Spark that might require special handling during upgrades, or code changes within existing applications.
Incompatible Changes in CDS 2.0
-
HiveContext and SQLContext have been removed.
-
DataFrames have been removed from the Scala API. DataFrame is now a special case of Dataset.
-
Spark 2.0 and higher do not use an assembly JAR for standalone applications.