ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,847, issued on May 20.
"Aggregating large database changes in extract, transform, load (ETL) environments" was invented by John Lesley Ticehurst (Sydney).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for implementing a federated database system are presented herein. One or more source databases may store changed data to a target database. Each update of a record in a source database can result in an audit log entry written with the before and after image, a timestamp, and an identifier for the log entry. Using the audit log, the database implementation herein can consolidate updates to any record for a batching event to be proces...