ETL Antipattern: Failure to Test and Validate

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“If it compiles, it works.” – An unemployed developer Building ETL processes is quite easy. Building ETL processes that deliver accurate results as quickly as possible is substantially more difficult. Modern ETL tools (including my personal favorite, SQL Server Integration Services) make it deceptively easy to create simple load process. That’s a good thing, because an easy-to-understand front end shortens...

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