Module Owb Source Metadata

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  • Module Owb Source Metadata

    1. 1. Source Metadata Oracle Metadata Import, Flat File Sampling
    2. 2. Source Metadata <ul><li>OWB needs </li></ul><ul><ul><li>Names </li></ul></ul><ul><ul><li>Attributes </li></ul></ul><ul><ul><li>Data Types </li></ul></ul><ul><ul><li>Precisions/Lengths </li></ul></ul><ul><ul><li>Delimiters (for files) </li></ul></ul>
    3. 3. Import/Sample source Metadata <ul><li>Automate the process of collecting and importing this metadata into OWB </li></ul><ul><li>To: </li></ul><ul><ul><li>Reduce Errors </li></ul></ul><ul><ul><li>Reduce Effort </li></ul></ul><ul><ul><li>Reduce Unnecessary Work </li></ul></ul>
    4. 4. Source Metadata <ul><li>Oracle Modules </li></ul><ul><li>Gateway Modules </li></ul><ul><li>File Modules </li></ul>
    5. 5. Oracle Module Sampling <ul><li>Create Module </li></ul><ul><li>Create DB Link </li></ul><ul><li>Start Metadata Import Wizard </li></ul><ul><ul><li>Select Objects Types of Interest </li></ul></ul><ul><ul><li>Select Objects of Interest </li></ul></ul><ul><ul><li>Import Metadata for those objects </li></ul></ul>
    6. 6. Oracle Module Sampling
    7. 7. Flat File sampling <ul><li>Import Metadata for Flat Files </li></ul><ul><ul><li>Sample Number of records to sample </li></ul></ul><ul><ul><li>CSV/Tab, different delimiters </li></ul></ul><ul><ul><li>Fixed width </li></ul></ul><ul><ul><li>Skip rows, first row as header </li></ul></ul><ul><ul><li>Multiple Record Types </li></ul></ul><ul><li>Hint: ultimately a .ctl file </li></ul>
    8. 8. Flat File Sampling
    9. 9. Questions for Discussion <ul><li>Are there any other advantages to sampling versus manually entering metadata? </li></ul><ul><li>T/F: OWB will generate a special Java loader file for loading flat files. </li></ul>

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