ALEXANDRIA, Va., April 15 -- United States Patent no. 12,602,363, issued on April 14, was assigned to SAP SE (Walldorf, Germany).
"Overlay bitmaps for indexing and querying data" was invented by Gunes Aluc (Waterloo, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure include techniques for encoding data locations in a database using bit maps. In one embodiment, a plurality of bit maps are generated for unique values in a column of a table. The bit maps may be ordered in columns, where columns correspond to unique values a particular table column. Bit maps for each comprise a first binary value when table value in a corresponding row matches a corresponding bit map uni...