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Environment introduction Spring Boot version <version>2.0.6.RELEASE</version> jdk version <java.version>1.8</java.version> Version used by mybatis plus <mybatis-plus.version>3.1.0</mybatis-plus.version> Dependencies used by mybatis plus <!-- mybatis-plus --> <dependency> &lt ...

Warm tip: This article is based on Mybatis.3.x version. MapperScannerConfigurer, Spring integrates the core class of Mybatis. Its function is to scan the Dao class in the project and create it as the mapper object of Mybatis, namely MapperProxy object. First of all, before entering the source code learning, let's take a look at the configurat ...

Develop mapper Generate code using reverse engineering mybatis-generator. Develop service Add two interfaces to com.iot.learnssm.firstssm.service.ItemsService /** * Query commodity information based on id */ ItemsCustom findItemsById(Integer id); /** * Modify commodity information */ void updateItems(Integer id,ItemsCustom itemsCustom); Imple ...

1. Why MyBatis Profile In fact, MyBatis profiles are rarely used anymore, because we don't usually use MyBatis alone, but with Spring. In Spring, we typically configure a SqlSessionFactoryBean to create a SqlSessionFactory, whereas we typically do not create a SqlSessionFactory by parsing the configuration file. But configuration files are impo ...

Recently, I am studying spring boot, and I will look at the knowledge of database connection by the way. So when I found that there are two popular excellent software on the network, Mapper and MybatisPlus, which can simplify the development of mybatis. Just want to have a try and see which one suits you better. First, create a spring boot pro ...

Relevant configuration files of SSM Spring framework applicationContext.xmlThe core configuration file of Spring framework <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/sc ...

User login and front end display User login In the previous article, we implemented the function of user registration and authentication, and then we continued to implement its login, as well as the information to be displayed on the page after successful login. Next, let's write the code. Implement service Add user login method in com.liferu ...

Using mybatis-plus to automatically generate code for five modules (xml/bean/mapper/service/controller), here is a practice of CRUD under the mybatis-plus framework. Or the original springboot project. mybatis-plus is also an enhanced version of mybatis. It does not change the original function of mybatis, but adds some new functions to improve ...

Introducing dependency E-commerce social platform source code Please add Penguin: 103874626. The dependency of introducing mybatis spring boot starter in pom file: <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter<artifactId> <version>1.3.0< ...

E-commerce social platform source code Please add Penguin: 103874626. springboot is very simple to start a transaction, only one annotation is needed @Transactional Just fine. Because in springboot, events have been enabled for jpa, jdbc and mybatis by default. When they are introduced, things will be enabled by default. Of course, if you need ...