Oracle Magazine, March/April 2019
Database Developer and DBA ETL depiction of the events that transpired The client had a typical online retail presence where customers could create an account with the business to get access to discounts promotional offers and the like Each customer and hence each customer account would buy goods from the business and each purchase would be termed a customer transaction The business had a report that showed the last time each customer had completed a transaction similar to what you see in Figure 1 As customer transaction volume grew over time the report had started to run more slowly which is what prompted the business to request my assistance ORACLE MAGAZINE MARCH APRIL 2019 101 Figure 1 Customer transaction report
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