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1. Development process of mybatis Mybatis official website: https://mybatis.org/mybatis-3/zh/index.html Introducing MyBatis dependencyCreate core profileCreate entityCreate Mapper mapping fileInitialize SessionFactoryUsing SqlSession object to manipulate data 1.1 introduction of MyBatis dependency (Maven) <?xml version="1.0" encoding ...

mybatis Advantages of mybatis 1. Compared with JDBC, the amount of code is reduced by 50% 2.mybatis is the simplest persistence framework, small and easy to learn 3.mybatis is quite flexible and will not impose any impact on the existing design of application programs or databases. SQL is written in XML and completely separated from the program ...

1, Introduction 1. Characteristics MyBatis is a semi-automatic ORM framework. MyBatis-Plus (MP for short) yes MyBatis On the basis of MyBatis, the enhancement tool is only enhanced without change, and is born to simplify development and improve efficiency. [tip] the version used in this article is 3.1.1 2. Characteristics 1) No invasion ...

Design of main functional modules: Login registration, homepage information browsing, course selection classification viewing, course selection details viewing, comment exchange, collection, browsing volume, background data management, user management, course selection category management, course selection information details management, com ...

Mybatis 1. Introduction 1.1 what is Mybatis [the external chain image transfer fails. The source station may have an anti-theft chain mechanism. It is recommended to save the image and upload it directly (img-mgxkj2dd-1624359914422) (C: \ users \ administrator \ appdata \ roaming \ typora \ typora user images \ image-20210607142647545. P ...

1. Overview of jdbctemplate After the previous articles, we have almost finished explaining some operations of the front-end controller in SpringBoot, and experienced the convenience that SpringBoot brings us to use the framework. In all the cases in the previous article, only one web starter is introduced, and there are few configurations. St ...

1. Create project Create a maven general project (no prototype is required). Select Maven project and continue to next 2.Pom.xml to create the parent project and add dependencies For simple projects, you can directly take your own POM XML as the parent project, just add dependencies directly. Here are the recommended methods: Right click proj ...

Integrate mybatis mybatis realizes the efficient management of database operations, while spring realizes the creation and use of objects in a new way. Integrating mybatis is to combine the data manipulation of mybatis with the control inversion of spring. Import related jar packages <?xml version="1.0" encoding="UTF-8"?> <pro ...

Review MyBatis 1. Import the dependencies required by MyBatis in Maven <dependencies> <!--Mysql drive--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.22</version> </dependency> <!--MyBatis- ...

The real power of MyBatis lies in its statement mapping, which is its magic. Because of its extraordinary power, the XML file of the mapper is relatively simple. If you compare it with JDBC code with the same function, you will immediately find that nearly 95% of the code is saved. MyBatis is committed to reducing the use cost and enabling user ...