Enumeration HrzProtocol.VectorDataSourceAccess
Defined in hrz/protocol/vector/provider.proto.
ACCESS_BY_TILE (0)
Features are grouped by tile, using a Web Mercator tile pyramid.
ACCESS_BY_FEATURE_ID (1)
Features are not grouped, and are instead accessed individually by feature ID. Requires that the feature IDs are given by one of the other sources.