// PLUS(),SUB(),MUL(),DIV() // 获取用户创建了几年 List<UserDTO> users = userService.query(User.class) .select(SUB( YEAR(NOW()) - YEAR(User::getCreateTime) ), UserDTO::getAge) .list(UserDTO.class);6.MYSQL子查询// 查询年份不
{ // 创建一个子查询,查询有订单的用户ID MPJLambdaQueryWrapper<Order> subQueryWrapper = Wrappers.lambdaQuery(Order.class) .select(Order::getUserId) // 选择用户ID作为子查询的返回字段 .groupBy(Order::getUserId); // 根据用户ID分组,确保每个用户ID只出现一次 // 主查询,查询用户信息,并通过...
1016 + * select 子查询 1017 + */ 1018 + @Test 1019 + void sub() { 1020 + ThreadLocalUtils.set("SELECT ( SELECT st.id FROM `user` st WHERE st.del=false AND (st.id <= ?) limit 1 ) AS pid FROM `user` t LEFT JOIN address t1 ON (t1.user_id = t.id) WHERE t.del...
解决方法是不启动副表逻辑删除。 方案1:局部disableSubLogicDel default Page<BTVenueRespVO> page(BTVenuePageReqVO pageVO) { return selectJoinPage(Condition.getPage(pageVO), BTVenueRespVO.class, new MPJLambdaWrapper<MergeBasketballVenueDO>() .selectAll(MergeBasketballVenueDO.class) .selectAs(MergeCou...
· 7 commits to master since this release v1.5.1 7e3ee68 feat: selectSub添加字符串别名 fix: #205 修改查询Map的实现方式 升级MP版本Assets 2 Source code (zip) 2024-10-08T02:56:13Z Source code (tar.gz) 2024-10-08T02:56:13Z ...
class test {@Resourceprivate UserMapper userMapper;void testJoin() {//和Mybatis plus一致，MPJLambdaWrapper的泛型必须是主表的泛型，并且要用主表的Mapper来调用MPJLambdaWrapper<UserDO> wrapper = JoinWrappers.lambda(User.class).selectAll(UserDO.class)//查询user表全部字段.select(UserAddressDO::getTel)...
AS sLEFT JOIN result AS rON s.`StudentNo`=r.`StudentNo`-- 多张表连接 subject表 SELECT s.`StudentNo`,`StudentName`,`subjectName`,`studentresult`FROM student AS sRIGHT JOIN result AS rON r.`StudentNo`=s.`StudentNo`INNER JOIN `subject` AS subON r.`subjectno`=sub.`subjectno`...
[功能改进]: MPJLambdaWrapper不支持在外层拼接条件,请抛出异常,不应当让sql执行到db 已完成 #IBIAI0 wangyaqian 创建于 2025-01-16 16:50 wangyaqian 创建了任务 5个月前 yulichang 拥有者 5个月前 wangyaqian 将任务状态从待办的 修改为已完成 5个月前 登录 后才可以发表评论 ...
SELECT COUNT(ID) AS NUM FROM CORE_ORG WHERE PARENT_ID = ? AND IS_DELETED = 0 ) SOC SET CO.SUB_ORG_COUNT = SOC.NUM WHERE ID = ? AND IS_DELETED = 0 该问题是怎么引起的?(最新版上已修复的会直接close掉) Inner join 报错,sql 在 navicat 中可执行 重现步骤 报错信息 at com.baomidou....
SelectCache cache = cacheMap.get(property); getSelectColum().add(new SelectNormal(cache, index, hasAlias, alias)); } } } return typedThis; @@ -217,11 +229,34 @@ public <E, F> MPJLambdaWrapper<T> selectSub(Class<E> clazz, String st, Consumer< wrapper.subTableAlias = st; consume...