MAP DATA QUERY METHOD AND APPARATUS, COMPUTER DEVICE, AND STORAGE MEDIUM

A map data query method is performed at a computer device, the method including: obtaining a current position of a vehicle; requesting map data matching the current position from a cloud database; caching the requested map data returned from the cloud database locally; constructing a real-time spatial index of the locally-cached map data according to road elements in the locally-cached map data; in response to a query request transmitted by an application layer associated with the vehicle, querying the locally-cached map data at which the query request is aimed according to the real-time spatial index to generate a query result; and returning the query result to the application layer.