US Patent Issued to PayPal on Sept. 15 for "Point in time data storage" (Chinese Inventor)

ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,737,346, issued on Sept. 15, was assigned to PayPal Inc. (San Jose, Calif.).

"Point in time data storage" was invented by Haifeng Wu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are disclosed relating to maintaining a point in time (PIT) database. A database system updates a snapshot table included in the PIT database according to a snapshot table time-to-live (TTL) value of 3K/2. In some embodiments, the updated snapshot table is configured to provide accurate data for queries up to K years prior to points in time at which the queries are executed. The system may update a binlog table included in the PIT database according to a ...