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53 lines
1.1 KiB
53 lines
1.1 KiB
9 months ago
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from flask import Flask
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from pymongo import MongoClient
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app = Flask(__name__)
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client = MongoClient("mongodb://localhost:27019/")
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db = client["back"]
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collection = db["users"]
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# 测试
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@app.route("/")
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def hello():
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return "Hello World!"
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# 新增用户
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@app.route("/insert")
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def insert_data():
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user = {"name": "John Doe", "age": 25, "city": "New York"}
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collection.insert_one(user)
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return "Data inserted successfully!"
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# 查询用户
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@app.route("/query")
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def query_data():
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users = collection.find()
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result = ""
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for user in users:
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result += f"Name: {user['name']}, Age: {user['age']}, City: {user['city']}<br>"
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return result
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# 更新用户
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@app.route("/update")
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def update_data():
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query = {"name": "John Doe"}
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new_data = {"$set": {"age": 30, "city": "San Francisco"}}
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collection.update_one(query, new_data)
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return "Data updated successfully!"
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# 删除用户
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@app.route("/delete")
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def delete_data():
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query = {"name": "John Doe"}
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collection.delete_one(query)
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return "Data deleted successfully!"
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if __name__ == "__main__":
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app.run()
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