python 操作mongodb

pip install pymongo

 

单行写入

client.school.teacher.insert_one({"name":"李璐"})  多行写入 client.school.teacher.insert_many([     {"name":"陈刚"},     {"name":"郭丽丽"} ])  查询多条

teachers = client.school.teacher.find({}) for one in teachers:     print(one["_id"],one["name"]) print("----------------------------")  

查询一条

 teacher = client.school.teacher.find_one({"name":"李璐"}) print(teacher["_id"], teacher["name"])  

5d63770002712ae609b67e61 Jack 5d64c68516dce5bd516c0de2 李璐 5d64c68516dce5bd516c0de3 陈刚 5d64c68516dce5bd516c0de4 郭丽丽 ---------------------------- 5d64c68516dce5bd516c0de2 李璐

 

修改

# 修改 # try: #     # client.school.teacher.update_many({},{"$set":{"role":["班主任"]}}) #     client.school.teacher.update_one({"name":"李璐"},{"$set":{"sex":"女"}}) #     client.school.teacher.update_one({"name": "李璐"},{"$push": {"role": "年级主任"}}) # except Exception as e: #     print(e)   

# 删除 try:    删除所有     client.school.teacher.delete_many({})  删除一条     client.school.teacher.delete_one({"name":"李璐"}) except Exception as e:     print(e)  

# 分页相关try:    teachers = client.school.teacher.find({}).skip(0).limti(10)    # 过滤重复字段    teachers = client.school.teacher.distinct("name")    teachers = client.school.teacher.find({}).sort([("name", -1)])except Exception as e:    print(e)

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