这样可以避免Mybatis-plus的PaginationInterceptor对查询的修改。 使用ROW_NUMBER(): 对于支持窗口函数的数据库(如Oracle、SQL Server、PostgreSQL等),你可以使用ROW_NUMBER()函数来实现分页。以下是一个示例: SELECT * FROM ( SELECT *, ROW_NUMBER() OVER (ORDER BY your_order_by_column) AS rownum FROM your...
test模块:com.wsm.MPTest.Java // deleteById(); 根据id 删除数据;@TestpublicvoidtestDelByid(){// deleteById(Serializable id);// Java 数值类型 继承了 Number抽象类 实现了 Serializable序列化接口,所以传入一个 Serializable对象;intdel=userMapper.deleteById(1);// 判断影响行数,是否删除成功!if(del>0...
1 row in set (0.00 sec)我们来看看show slave status的结果。 mysql> show slave status\G *** 1. row *** Slave_IO_State: Waiting for master to send event Master_Host: 10.127.128.78 Master_User: rpl_user 。。。 Retrieved_Gtid_Set: 4f7b0b93-2400-11e7-99cb-782bcb377193:6-7 Executed...
(offset +limit) : limit; String sql= "SELECT * FROM ( SELECT TMP.*, ROW_NUMBER() OVER (ORDER BY 0) ROW_ID FROM ( " +originalSql+ " ) TMP LIMIT " + FIRST_MARK + ") WHERE ROW_ID > " +SECOND_MARK;returnnewMyDialect(sql, limit, offset).setConsumerChain(); } } 2)、实现由...
_, ID AS id,role,name,description,enabled,deleted,creator_id AS creatorId,creator,date_created AS dateCreated,modifier_id AS modifierId,modifier,last_modified AS lastModified FROM admin_role WHERE deleted=0) SELECT * FROM query WHERE __row_number__ BETWEEN 6 AND 10 ORDER BY __row_number_...
) ENGINE=InnoDB AUTO_INCREMENT=1508421137384648706 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci ROW_FORMAT=DYNAMIC; 4.实体类 public class User { @TableId(value = "id", type = IdType.ASSIGN_ID) private Long id; private String name; ...
before insert on STUDENT for each row:这部分指定触发器的事件类型,即在每次往 "STUDENT" 表插入新行之前触发。 begin:此关键字表示接下来是触发器的主体部分,这是一个代码块。 select SEQ_STUDENT_ID.nextval into :new.id from dual;:这部分是触发器的实际操作。它使用 select 语句从名为 "SEQ_STUDENT_...
Mybatis Plus Generator：同样为苞米豆开发，比Mybatis Generator更加强大，支持功能更多，自动生成Entity、...
System.out.println("native batch insert row :"+insert+" and spend time(ms) :"+(System.currentTimeMillis()-start)); } @RestController @RequestMapping("/user") public class UserController { @Autowired private UserService userService; @GetMapping("/insert") ...
* @param page 分页查询条件(可以为 RowBounds.DEFAULT) * @param queryWrapper 实体对象封装操作类(可以为 null) */<EextendsIPage<T>>EselectPage(E page,@Param(Constants.WRAPPER)Wrapper<T>queryWrapper);/** * 根据 Wrapper 条件,查询全部记录(并翻页) ...