SQLInterpreter in Spark

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What's the role of SQL interpreter and Optimizer in Spark?
Jun 7, 2018 in Apache Spark by shams
• 3,660 points

1 answer to this question.

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SQL Interpreter & Optimizer handles the functional programming part of Spark SQL. It transforms the DataFrames RDDs to get the required results in the required formats.

Some of it's Features are:

  • Functional programming
  • Transforming trees
  • Faster than RDDs
  • Processes all size data

e.g. Catalyst: A modular library for distinct optimization

answered Jun 7, 2018 by kurt_cobain
• 9,390 points

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