Module-7

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Module-7: Introduction Apache Spark SQLs Catalyst optimizer

• • What is Catalyst optimizer

  • Concepts of Tree and Rules

  • Various Phases of Catalyst optimizer

    • Analysis

    • Logical optimization

    • Physical planning

    • Code Generation

  • Scala Features concepts

    • Predicate Pushdown

    • Constant Folding

    • Physical operator

    • Project Prunning