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Module Owb Mappings

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Transcript

  • 1. Mappings Core of ETL, SQL, Operators
  • 2. Mappings
    • Core to Product
    • Think SQL
      • Ok, PL/SQL
    • Batch
    • Logical
  • 3. Mappings Require
    • Data Objects already created
      • Not really though
    • OWB Runtime Rep and Target Schema
    • Oracle
      • 8/9i/10g
      • No other DATABASE for ETL
  • 4. Mapping Editor
  • 5. Map GUI elements
  • 6. Mapping Operators
  • 7. SQL : Generate Immediate Result
  • 8. Mapping Deployment
    • Validating
    • Code Generation
      • Uses location information
      • Optimized for Oracle version
    • Execution
    • Debugging
  • 9. Questions
    • T/F: Mappings run in real time.
    • What is the most commonly used operator? (opinionated)
    • Columns of tables are called _______ when they are represented as a table operator.