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Hibernate 通过xml和注解两种配置映射关系的方式哪个比较好

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复盘踩坑

class="cursor-pointer"> 详细描述

springboot+mybatis连接数据库

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springboot

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

mybatis.mapper-locations=classpath:mapper/*.xml

spring.datasource.driver-class-name=com.mysql.jdbc.Driver
spring.datasource.url=jdbc:mysql://127.0.0.1:3306/mytest
#spring.datasource.data-username=root
spring.datasource.username=root
#spring.datasource.data-password=1234
spring.datasource.password=1234

有没有好用的参数校验工具推荐？

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框架选择

class="cursor-pointer"> 详细描述

feigen的熔断机制是方法级别的，如何判断反参是熔断的结果还是服务给的结果

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springcloud

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

@Component
public class fallController implements UserService{
@Override
public long countByExample(UserExample example) {
return 0;
}

@Override
public boolean deleteByPrimaryKey(Integer id) {
return false;
}

@Override
public boolean insertSelective(User record) {
return false;
}

@Override
public User selectByPrimaryKey(Integer id) {
return null;
}

@Override
public boolean updateByPrimaryKeySelective(User record) {
return false;
}

@Override
public List<User> selectByExample(UserExample example) {
return null;
}

@Override
public String ceshi() {
return "服务出错";
}

@FeignClient(name = "SERVICE-USER",contextId = "UserService",path = "/user",fallback= fallController.class)
public interface UserService {
@GetMapping(path = "/")
long countByExample(@RequestBody UserExample example);
   @DeleteMapping(path = "/{id}")
boolean deleteByPrimaryKey(@PathVariable Integer id);
   @PostMapping(path = "/")
boolean insertSelective(@RequestBody User record);
   @GetMapping(path = "/{id}")
User selectByPrimaryKey(@PathVariable Integer id);
   @PutMapping(path = "/")
boolean updateByPrimaryKeySelective(@RequestBody User record);
   @GetMapping(path = "/list")
List<User> selectByExample(@RequestBody UserExample example);
   @GetMapping(path = "/ceshi")
String ceshi();
}

Docker安装出错

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知识扩展

class="cursor-pointer"> 详细描述

springboot+mybatis 参数绑定异常错误

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class="cursor-pointer"> 详细描述

duboo的使用过程中,如果我只用分布式部署的话,zookeeper有用的必要嘛

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框架选择