# Introduction In this project, you will learn how to use properties to modify the database configuration in a MyBatis-based application. MyBatis is a popular Java persistence framework that simplifies the interaction between Java applications and databases. ## 👀 Preview ```bash ------------------------------------------------------- T E S T S ------------------------------------------------------- Running org.labex.test.MyBatisTest Data deleted successfully Data inserted successfully [course number：1 course name：Data Structures teacher：John Smith, course number：2 course name：Java teacher：Mary Johnson, course number：3 course name：Python teacher：David Brown, course number：4 course name：C++ teacher：Jennifer Davis, course number：6 course name：C teacher：Michael Wilson, course number：8 course name：Artificial Intelligence teacher：Emily Thompson] Data updated successfully Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.1 sec ``` ## 🎯 Tasks In this project, you will learn: - How to move the database configuration from the `mybatis-config.xml` file to the `db.properties` file. - How to modify the `mybatis-config.xml` file to use the properties defined in the `db.properties` file to configure the database connection. - How to verify the application's functionality by running the provided test cases. ## 🏆 Achievements After completing this project, you will be able to: - Separate the database configuration from the MyBatis configuration file. - Use properties to configure the database connection in a MyBatis-based application. - Import and use property values in the MyBatis configuration file. - Ensure the application's functionality by running test cases.
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