This experiment uses Alibaba Cloud's MongoDB service. The experiment introduces a common usage scenario of the cloud database MongoDB, which stores semi-structured e-commerce data, and performs operations such as adding, deleting, modifying, checking, and restoring data. ApsaraDB for MongoDB is a completely compatible MongoDB protocol developed by Alibaba Cloud based on the Feitian distributed system and high-reliability storage engine. It supports document database services include multi-node high-availability architecture, elastic capacity expansion, disaster tolerance capabilities, backup recovery, performance optimization and other functions.