Recent questions tagged Spark

+1 vote

Q: Which supports cost-based optimization and rule-based optimization

Jun 30, 2019 in Spark Sql

+1 vote

Q: To implement a custom untyped user-defined aggregation function, the user has to extend the which class

Jun 30, 2019 in Spark Sql

+1 vote

Q: Which is true about DataSource API

Jun 30, 2019 in Spark Sql

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Q: Which is the entry point used in Spark 2.0?

Jun 30, 2019 in Spark Sql

+1 vote

Q: The SQL queries/API calls are converted to -------------------------

Jun 30, 2019 in Spark Sql

+1 vote

Q: Which of these code snippet is the correct format to run SQL queries?

Jun 30, 2019 in Spark Sql

+1 vote

Q: What is RDD?

Jun 30, 2019 in Spark Sql

+1 vote

Q: Email is an example of structured data

Jun 30, 2019 in Spark Sql

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