ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,547,595, issued on Feb. 10, was assigned to Oracle International Corp. (Redwood Shores, Calif.).

"Mechanism for zero downtime migration of strongly consistent distributed database clusters" was invented by Joshua Aaron Horwitz (Centreville, Va.), Andrew Pryde (Bristol, Great Britain) and Prabhakar Palanivel (Bangalore, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A distributed database service can be migrated from a source environment to a destination environment. The distributed database service can be associated with a database and database members. the source environment can include source database members such that each source database membe...