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A. Installing the Mongoose Library to link the MongoDB database Installing MongoDB Database Reference MongoDB installation　　Preface (complaint)Originally wanted to install MongoDB library to link MongoDB, command line to nodejs Project

Python Operations database MongodbFirst, installation Pymongoinstallation Python 's MongoDB module Pymongo1. Source Code Installation:：https://pypi.python.org/packages/69/8a/2384c55f4bd494eeb6104a9b35c36714ba1178dcd08ee5a73b92eed3d8c1/ Pymongo-3.6.0.

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Spring Boot Features1. Create a standalone spring application 2. Embedded Tomcat does not need to deploy war file 3. Simplify MAVEN configuration 4. Auto-Configure Spring 5. Provides production-ready functionality such as metrics, health check and

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