python操作pymongo
Posted 小学弟-
tags:
篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了python操作pymongo相关的知识，希望对你有一定的参考价值。
import pymongo from bson import ObjectId mongo_client = pymongo.MongoClient(host="127.0.0.1",port=27017) MONGO = mongo_client["dbname"] # 查询数据 # res = list(MONGO.user_info.find({})) # print(res) # res = MONGO.user_info.find_one({"id":20}) # res["_id"] = str(res["_id"]) # res = list(MONGO.user_info.find({"$or":[{"name":"dwb"},{"id":15}]})) # print(res) # ObjectId json操作 # res_obj = MONGO.user_info.find_one({"_id":ObjectId(res["_id"])}) # print(res_obj) # print(res.get("name"),type(res.get("_id")),type(res)) # # import json # res_json = json.dumps(res) # print(res_json) # 增加数据 # res = MONGO.user_info.insert_one({"name":"pymongo","age":666}) # print(res,res.inserted_id) # res = MONGO.user_info.insert_many([{"name":"pymongo","age":666},{"name":"pymongo","age":666}]) # print(res,res.inserted_ids) # for doc in res: # print(doc) # 修改数据 # res = MONGO.user_info.update_many({"age":666},{"$set":{"name":"pydwb","age":999}}) # print(res,dir(res),res.raw_result) # 删除数据 # res = MONGO.user_info.delete_one({"id":20}) # res = MONGO.user_info.delete_many({"name":1}) # print(res,dir(res),res.raw_result) # skip sort limit # res = list(MONGO.user_info.find({}).limit(5)) # print(len(res)) # res = list(MONGO.user_info.find({}).limit(5).skip(5)) # print(len(res),res) # res = list(MONGO.user_info.find({}).sort("age",pymongo.DESCENDING)) # print(res) # res = list(MONGO.user_info.find({}).sort("age",pymongo.DESCENDING).skip(5).limit(2)) # print(res) # python 的 update # res = MONGO.user_info.find_one({"name":"200wansui"}) # print(res) # res.get("info")["shengao"] = 170 # res.get("info")["tizhong"] = 130 # res.get("info")["long"] = 18.5 # MONGO.user_info.update_one({"_id":res.get("_id")},{"$set":res}) # res = MONGO.user_info.find_one({"name":"200wansui"}) # print(res)
以上是关于python操作pymongo的主要内容，如果未能解决你的问题，请参考以下文章