Module Owb Mappings

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  • Module Owb Mappings

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

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