Which retailer holds the Guinness World Record for the largest customer behavior database, processing over 2.5 petabytes of customer data daily as of 2022?

The world of retail analytics has seen some remarkable achievements as companies push the boundaries of data processing and customer insights. Major retailers are constantly breaking records for data collection, analysis speed, and actionable insights. This poll tests your knowledge of a significant milestone in retail customer analytics that earned a place in the record books. Do you know which retail giant made history with their analytical capabilities?

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Walmart, with their 'Customer DNA' system tracking over 1 billion shopping journeys
Amazon, with their 'Shopper Genome' platform analyzing 1.5 billion daily customer interactions
Alibaba, with their 'Consumer Cloud' processing 2 billion transactions during Singles' Day
Target, with their 'RedTrack' system connecting 800 million customer data points across channels