US Patent Issued to International Business Machines on April 29 for "Learned join cardinality estimation using a join graph representation" (Canadian Inventors)

ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,788, issued on April 29, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Learned join cardinality estimation using a join graph representation" was invented by Seyed Mohammad Amin Kamali (Orleans, Canada), Vincent Corvinelli (Mississauga, Canada) and Calisto Zuzarte (Pickering, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the invention include techniques for providing a learned join cardinality estimation using a join graph representation. A non-limiting example method includes building a join cardinality estimation model. The model can be built by generating a training query having a known join cardinality,...