He previously discussed two techniques for improving the performance of databases, and in this article he discusses another technique: deduplication. Deduplication can be used to replace transactions for eventually consistent use cases with defined primary keys. https://www.infoworld.com/article/3683915/using-deduplication-for-eventually-consistent-transactions.html#tk.rss_all #Deduplication #DatabasePerformance #EventuallyConsistent