如果通常要删除数组，请使用以下命令：
BasicDBObject match = new BasicDBObject("_id", "1"); // to match your documentBasicDBObject update = new BasicDBObject("itemList", new BasicDBObject("itemID", "1"));coll.update(match, new BasicDBObject("$pull", update));
如果通常要删除数组，请使用以下命令：
BasicDBObject match = new BasicDBObject("_id", "1"); // to match your documentBasicDBObject update = new BasicDBObject("itemList", new BasicDBObject("itemID", "1"));coll.update(match, new BasicDBObject("$pull", update));名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
