ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,505,102, issued on Dec. 23, was assigned to SAP SE (Walldorf, Germany).
"Blocked index join" was invented by Till Merker (Sandhausen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method, a system, and a computer program product for executing a blocked index join. One or more join values for joining data stored in a database in response to a query for accessing data stored in the database are identified. The database stores data in a plurality of tables. Each table has a plurality of columns and a plurality of rows. A mapping of one or more rows in the plurality of rows corresponding to one or more join values to a number of rows including on...