Function: Resets all incremented bp_optout caches.

Function: Add a cache group for Database object types.

Function: Clear the Database object types cache.

Function: Resets all incremented bp_invitations caches.

Function: Gets a group-specific cache incrementor.

Function: Reset a group-specific cache incrementor.

Function: Gets the key to be used when caching a value using an incremented cache key.

Function: Delete a value that has been cached using an incremented key.

Function: Caches a value using an incremented key.

Function: Update the metadata cache for the specified objects.