在Spring Boot MyBatisPlus中自定义SQL语句可以通过使用@SelectProvider注解来实现。以下是一个简单的示例:
创建一个接口来定义自定义的SQL语句:public interface CustomSQLMapper { @SelectProvider(type = CustomSQLProvider.class, method = "getCustomSQL") List<MyEntity> getCustomSQL();}创建一个Provider类来实现自定义SQL语句的生成逻辑:public class CustomSQLProvider { public String getCustomSQL() { return "SELECT * FROM my_table WHERE column = 'value'"; }}在MyBatis的Mapper接口中引入CustomSQLMapper接口:@Mapperpublic interface MyMapper extends BaseMapper<MyEntity>, CustomSQLMapper { // other methods here}在需要使用自定义SQL的地方注入CustomSQLMapper,并调用getCustomSQL方法:@Autowiredprivate CustomSQLMapper customSQLMapper;public List<MyEntity> getCustomData() { return customSQLMapper.getCustomSQL();}通过以上步骤,您可以在Spring Boot MyBatisPlus中自定义SQL语句并进行使用。您也可以根据实际的需求来扩展和修改自定义SQL语句的生成逻辑。


