2024-07-11
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Responde: MyBatis est semi-automated permanentia compago iacuit, quae per XML vel annotationes SQL declarationes scribere potest et enuntiationes SQL ad res Javandas scribere. MyBatis enuntiationes SQL non omnino automatice generat, sed tincidunt ut manually SQL scribere permittit, ita maiorem flexibilitatem et imperium praebens.
Hiberna est compage plene latis ORM quae automatice enuntiationes SQL generare et plura munera praebere potest, sed eius conformatio etiam relative coniuncta est.
Responsio: Processus exsecutionis MyBatis plures gradus principales includit, a configuratione initializationis ad SQL exsecutionem et reditum eventuum.Processus detailed talis est
// 1. 加载配置文件
String resource = "mybatis-config.xml";
InputStream inputStream = Resources.getResourceAsStream(resource);
// 2. 创建SqlSessionFactory
SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
// 3. 创建SqlSession
try (SqlSession session = sqlSessionFactory.openSession()) {
// 4. 获取Mapper
UserMapper mapper = session.getMapper(UserMapper.class);
// 5. 执行SQL
User user = mapper.selectUser(1);
// 6. 处理结果集
System.out.println(user);
// 7. 管理事务(如果需要)
session.commit();
} catch (Exception e) {
e.printStackTrace();
} finally {
// 8. 关闭SqlSession
session.close();
}