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

A map data query method, comprising: acquiring the current location of a vehicle; requesting map data matching the current location from a cloud database; locally caching the requested map data; on the basis of road features in the map data, locally constructing a spatial index of the map data; and, when acquiring a query request sent by the application layer, by means of the spatial index, locally querying the map data targeted by the query request.