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List Spark DataFrames/RDDs

KNIME Extension for Apache Spark core infrastructure version 4.0.0.v201907300820 by KNIME AG, Zurich, Switzerland

This node lists all named DataFrames/RDDs that are accessible via a unique ID within the given context.

Input Ports

The Spark context.

Output Ports

The list of Spark DataFrames/RDDs.

Best Friends (Incoming)

  • Create Spark Context (50 %) 
  • Create Spark Context via Livy (preview) (17 %) 
  • Create Local Big Data Environment (17 %) 
  • Persist Spark DataFrame/RDD (17 %) 


To use this node in KNIME, install KNIME Extension for Apache Spark from the following update site:

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