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RPG/400 Tables - PowerPoint PPT Presentation


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RPG/400 Tables. Tables. Contains related or similar data Same data format Organized in columns and rows Uses: Validation Decoding. Tables for Validation. Verify that code or value exists or is acceptable. Tables for Decoding. Find a related or corresponding value . Loading Tables.

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RPG/400 Tables

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RPG/400 Tables


Tables

  • Contains related or similar data

    • Same data format

  • Organized in columns and rows

  • Uses:

    • Validation

    • Decoding


Tables for Validation

  • Verify that code or value exists or is acceptable


Tables for Decoding

  • Find a related or corresponding value


Loading Tables

  • Compile time

  • Pre-runtime(runtime or execution time)


An RPG/400 Table

  • Table namesbegin TAB___

  • Extension specificationsE tabcod 50 2 A

  • Table look-upC code lokup tabcod 50


RPG/400 Related Tables

  • Extension specificationsE tabcod 50 2 A tabnam 14

  • Table look-upC code lokup tabcod tabnam 50


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