请问mongodb内嵌数据对象有什么属性

Question

请问mongodb内嵌数据对象有什么属性

Answer 1

{"_id" : ObjectId("67c898c2561e44e13a580f79"),"_class" : "com","vin" : "123","msg" : [{"data" : {"limit" : "1","fim" : "e_GLOB1"},"name" : "name1"},{"data" : {"limit" : "2","fim" : "e_GLOB2"},"name" : "name2"}],"timestamp" : NumberLong(1470709430)}