我有一个像这样的MongoDB文档:objectId集合数组一个bool用于草稿一个bool值表示已删除示例:"_id":"55689be772ba931a30c87fd8","Draft":false,"Deleted":false,"productsId":[ObjectId("55688d7a72ba931bf430edf5"),ObjectId("55688d7a72ba931bf430edf8"),ObjectId("55688d7a72ba931bf430edf0"),ObjectId("55688d7a72ba931bf430edee")]我有一个索引:db.getCol