[{"resource_id":"Machine-1","resource_descr":"Machine Number 1","components":[{"component_id":"mach-deas97u","component_type":"Housing","component_descr":"Housing 1"},{"component_id":"mach-7b83ta0","component_type":"Base","component_descr":"Base 1"},{"component_id":"mach-d1mxmd2","component_type":"Peripherals","component_descr":"Peripherals 1"}]}]

db.collection.update({"resource_id":"Machine-1"},{"$set":{"components.$[]":[{"component_id":"mach-deas97u","component_type":"Housing","component_descr":"Housing 2"},{"component_id":"mach-7b83ta0","component_type":"Base","component_descr":"Base 2"},{"component_id":"mach-d1mxmd2","component_type":"Peripherals","component_descr":"Peripherals 2"}]}})