Internal vs. External Storage? What's the Limit of External Tables
When I started my career as a data warehouse engineer and business intelligence engineer in 2003, external tables with materialized views were the standard. We used external tables to integrate CSV files and other data not already in Oracle databases. Oracle External Tables have existed since 2001, and that’s where I first used them. If the Lindy Effect continues to hold, we’ll use external tables even longer. But why have they survived for so long?
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