Recent questions tagged Spark

+1 vote

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

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

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

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: Which is true about DataSource API

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

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

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

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

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

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

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: What is RDD?

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: Email is an example of structured data

asked Jun 30, 2019 in Spark Sql by anonymous

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