ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,974, issued on May 13, was assigned to ZILLIZ INC. (Redwood City, Calif.).

"Apparatus, method and storage medium for database query" was invented by Chao Xie (Redwood City, Calif.), Yu Xie (Shanghai), Xiaofan Luan (Shanghai), Rentong Guo (Shanghai) and Xun Huang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus, a method, and a storage medium for database query. The apparatus, method, and storage medium are configured to: determine a syntax tree corresponding to an SQL query statement includes a preset subtree, wherein the preset subtree is used to indicate a query mode for querying vector data; determine a query mode according t...