Which retail analytics achievement holds the Guinness World Record for 'Largest Commercial Database'?

World records aren't just about physical feats—they also exist in the retail analytics world! Major retailers use sophisticated data systems to track billions of transactions and customer behaviors daily. These analytics platforms have set impressive records for data processing speed, customer insights, and sales prediction accuracy. Test your knowledge about the intersection of world records and retail analytics with this challenging question!

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Walmart's data warehouse, processing over 2.5 petabytes of data every hour
Amazon's recommendation engine, analyzing 35 billion customer interactions daily
Alibaba's Singles' Day analytics system, handling 583,000 transactions per second
Target's customer profiling system, tracking over 1 million behavioral attributes per customer