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代码:
- # -*- coding: utf-8 -*-
- # @Time : 2020/4/25 15:09
- # @Author : Oneqq
- # @File : 1.mongo.py
- # @Software: PyCharm
-
- import pymongo
-
- client = pymongo.MongoClient()
- person = client.person
- student = person.student
- result = student.find()
- for r in result:
- print(r)
-
- print(result.next())
- print(result.next())
- print(result.next())
-
- result = student.find({"name": "张无忌"})
- result = student.find().sort("age", 1)
- result = student.find().sort("age", pymongo.DESCENDING)
- result = student.find().limit(3).skip(2)
- for r in result:
- print(r)
-
- # 查询数量
- result = student.estimated_document_count()
- # 有条件查询数量
- result = student.count_documents({'name': "张无忌"})
- print(result)
-
- data = {"name": "黄月英", "age": "19"}
- data = [{"name": "小乔"}, {"name": "大乔"}]
- result = student.insert_many(data)
-
- result = student.delete_one(data)
-
- data = {"name": "小乔"}
- result = student.find_one(data)
- # print(result)
- result['age'] = '18'
- student.update_one(data, {"$set": result})
-
![](https://csdnimg.cn/release/blogv2/dist/pc/img/newCodeMoreWhite.png)
结果:
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