COMPUTER WORLD – Sep 16 – To match people, eHarmony relies on four database and data warehousing products which include Oracle Database, the open-source MySQL database, open-source data-crunching app, Hadoop, and data warehousing appliances from Netezza. Assigning matches is a complex mathematical problem called "graph partitioning," said Joseph Essas, VP of engineering and operations. Hadoop is speedy, says Essas. "What used to take hours now with Hadoop takes just 30 minutes," he said. eHarmony also uses Hadoop to do real-time analysis of the effectiveness of its TV ads.
The full article was originally published at Computerworld, but is no longer available.