The ETL from Hell - Diagnosing Batch System Performance Issues

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Published on Wed, 30 Oct 2013 06:00:00 UT Indexed on 2013/10/30 16:04 UTC
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Too often, the batch systems that underlie a lot of database processing just grow without conscious design. When runs start to extend beyond their allotted time, and tuning no longer solves the problem, it is often discovered that batches are run in series, with draconian error handling. It is time to impose some rational design, and Nigel is a seasoned healer of batch processes.

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