ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,561,321, issued on Feb. 24, was assigned to MICROSOFT TECHNOLOGY LICENSING LLC (Redmond, Wash.).

"Materialized view generation and provision based on queries having a semantically equivalent or containment relationship" was invented by Brandon Barry Haynes (Seattle), Jyoti Leeka (Sunnyvale, Calif.), Anna Pavlenko (Edmonds, Wash.), Rana Alotaibi (Laguna Beach, Calif.) and Alekh Jindal (Sammamish, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments described herein are directed to generating and returning materialized views for queries (or subexpressions thereof) having a particular relationship with each other. For instance, machine learning...