在pom文件中加入依赖
<build><plugins><!--逆向工程--><plugin><groupId>org.mybatis.generator</groupId><artifactId>mybatis-generator-maven-plugin</artifactId><version>1.3.2</version><configuration><verbose>true</verbose><overwrite>false</overwrite></configuration><dependencies><!--oracle--><dependency><groupId>cn.easyproject</groupId><artifactId>ojdbc6</artifactId><version>12.1.0.2.0</version></dependency></dependencies></plugin></plugins>
</build>加入generatorConfig.xml配置文件：
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE generatorConfigurationPUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN""http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd"><generatorConfiguration><context id="oraclegenerator" targetRuntime="MyBatis3Simple"><commentGenerator><property name="suppressDate" value="true"/><!-- 是否去除自动生成的注释 true：是 ： false:否 --><property name="suppressAllComments" value="true"/></commentGenerator><jdbcConnection driverClass="oracle.jdbc.driver.OracleDriver"connectionURL="jdbc:oracle:thin:@127.0.0.1:1521:orcl"userId="scott"password="root"/><javaModelGenerator targetPackage="com.frost.entity" targetProject="src/main/java"><property name="enableSubPackages" value="true"/><property name="trimStrings" value="true"/></javaModelGenerator><!--生成映射文件存放位置--><sqlMapGenerator targetPackage="mapper" targetProject="src/main/resources"><property name="enableSubPackages" value="true"/></sqlMapGenerator><javaClientGenerator targetPackage="com.frost.mapper" type="XMLMAPPER" targetProject="src/main/java"><!-- 在targetPackage的基础上，根据数据库的schema再生成一层package，最终生成的类放在这个package下，默认为false --><property name="enableSubPackages" value="true"/></javaClientGenerator><table tableName="STUDENT" /></context>
</generatorConfiguration>
)
