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DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #105

DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Question #105: Real Exam Question with Answer & Explanation

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Spark SQL Query Optimization

Question

Which of the following Spark properties is used to configure whether DataFrames found to be below a certain size threshold at runtime will be automatically broadcasted?

Options

  • Aspark.sql.broadcastTimeout
  • Bspark.sql.autoBroadcastJoinThreshold
  • Cspark.sql.shuffle.partitions
  • Dspark.sql.inMemoryColumnarStorage.batchSize
  • Espark.sql.adaptive.localShuffleReader.enabled

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Topics

#Spark SQL#Broadcast Join#Performance Tuning#Spark Configuration
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