DATABRICKS-SPARK Question 89

Community Discussion

Written by other learners. Comments can disagree with the marked answer — check the official documentation when in doubt.

• Chose A0

  - df.rdd.getNumPartitions() returns the current partition count. There is no direct df.partitions() or df.numPartitions() shortcut. Use df.rdd intentionally — it materializes the RDD wrapper but doesn't execute.