ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,737,378, issued on Sept. 15, was assigned to INTERNATIONAL BUSINESS MACHINES Corp. (Armonk, N.Y.).

"Modification of a data model including a data schema and an ETL pipeline" was invented by Wen Wen Guo (Beijing), Mai Zeng (Shi Jing Shan, China), Tian Tian (Beijing) and Peng Hui Jiang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A plurality of user-defined configuration files are received from a user interface. Each file corresponds to a task in the ETL pipeline and provides a self-contained specification for modifying its corresponding task. The plurality of configuration files are used to make granular modifications to logic of the ETL pipe...