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事务是一个完整的功能,也叫作是一个完整的业务
事务只跟什么SQL语句有关?事务只跟DML语句有关系:增删改
DML,DQL,DDL,TCL,DCL
<!--MySql驱动-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
</dependency>
<!--MyBatis集成springboot框架依赖-->
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>2.0.0</version>
</dependency>
<!--mybatis代码自动生成插件-->
<plugin>
<groupId>org.mybatis.generator</groupId>
<artifactId>mybatis-generator-maven-plugin</artifactId>
<version>1.3.6</version>
<configuration>
<!--配置文件的位置-->
<configurationFile>GeneratorMapper.xml</configurationFile>
<verbose>true</verbose>
<overwrite>true</overwrite>
</configuration>
</plugin>
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE generatorConfiguration PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN" "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd"> <generatorConfiguration> <!-- 指定连接数据库的JDBC驱动包所在位置,指定到你本机的完整路径 --> <classPathEntry location="E:\Mysql\mysql-connector-java-5.1.49.jar"/> <!-- 配置table表信息内容体,targetRuntime指定采用MyBatis3的版本 --> <context id="tables" targetRuntime="MyBatis3"> <!-- 抑制生成注释,由于生成的注释都是英文的,可以不让它生成 --> <commentGenerator> <property name="suppressAllComments" value="true"/> </commentGenerator> <!-- 配置数据库连接信息 --> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost:3306/springboot" userId="root" password="123456"> </jdbcConnection> <!-- 生成model类,targetPackage指定model类的包名, targetProject指定生成的model放在eclipse的哪个工程下面--> <javaModelGenerator targetPackage="com.powernode.springboot.model" targetProject="src/main/java"> <property name="enableSubPackages" value="false"/> <property name="trimStrings" value="false"/> </javaModelGenerator> <!-- 生成MyBatis的Mapper.xml文件,targetPackage指定mapper.xml文件的包名, targetProject指定生成的mapper.xml放在eclipse的哪个工程下面 --> <sqlMapGenerator targetPackage="com.powernode.springboot.mapper" targetProject="src/main/java"> <property name="enableSubPackages" value="false"/> </sqlMapGenerator> <!-- 生成MyBatis的Mapper接口类文件,targetPackage指定Mapper接口类的包名, targetProject指定生成的Mapper接口放在eclipse的哪个工程下面 --> <javaClientGenerator type="XMLMAPPER" targetPackage="com.powernode.springboot.mapper" targetProject="src/main/java"> <property name="enableSubPackages" value="false"/> </javaClientGenerator> <!-- 数据库表名及对应的Java模型类名 --> <table tableName="t_student" domainObjectName="Student" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"/> </context> </generatorConfiguration>
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