rdf_cache:rdf_set_cache

Change the cache policy. Provided options are:

enabled(Boolean) If true, caching is enabled.
local_directory(Name). Plain name of local directory. Default .cache (_cache on Windows).
create_local_directory(Bool) If true, try to create local cache directories
global_directory(Dir) Writeable directory for storing cached parsed files.
create_global_directory(Bool) If true, try to create the global cache directory.