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MySQL
MySQL is a popular open-source RDBMS (Relational Database Management System) that offers a rich set of features suitable for various application scenarios.
Main Features
Data Storage and Management
MySQL allows users to create, store, and manage large amounts of data. It supports various data types, including integers, floating-point numbers, strings, dates, etc., to meet different data requirements.
Data Retrieval and Querying
MySQL provides powerful query capabilities, allowing users to use SQL (Structured Query Language) to retrieve and filter data. Users can perform various complex query operations, including filtering, sorting, grouping, and joining data from multiple tables.
Data Integrity and Constraints
MySQL supports data integrity and constraints, including primary keys, foreign keys, unique constraints, and check constraints, to ensure data consistency and validity.
Multi-User Support and Permission Management
MySQL allows multiple users to access the database simultaneously and provides flexible permission management features. Administrators can control each user's access to databases and tables to protect data security.
Data Backup and Recovery
MySQL supports data backup and recovery operations. Users can regularly back up the database to prevent data loss or corruption and restore it when needed.
Multi-Platform Support
MySQL can run on various operating systems, including Windows, Linux, macOS, etc., making it suitable for different development and deployment environments.
Scalability
MySQL has good scalability, supporting distributed database architectures and handling high-load applications.
Open Source and Community Support
MySQL is open-source software with strong community support. Users can get help, documentation, and various plugins from the community to extend MySQL's functionality.