refactor(system): 优化数据权限查询效率

- 重构了 LogInstanceMapper.xml 文件中的数据权限查询逻辑
- 使用 flag 字段进行部门权限判断，提高了查询效率- 移除了复杂的递归查询，简化了 SQL 结构

yudao-module-system/yudao-module-system-biz/src/main/resources/mapper/worklog/LogInstanceMapper.xml

@@ -31,22 +31,18 @@
 
         WHEN 4 THEN
         (
-        SELECT
-        GROUP_CONCAT( id SEPARATOR ', ' ) AS ids
-        FROM
-        (
-        SELECT
-        t1.id,
-        t1.NAME,
-        IF
-        ( find_in_set( parent_id, @pids ) > 0, @pids := concat( @pids, ',', id ), 0 ) AS ischild
-        FROM
-        ( SELECT id, parent_id, NAME FROM system_dept t ORDER BY parent_id, id ) t1,
-        ( SELECT @pids := user.dept_id ) t2
-        ) t3
-        WHERE
-        ischild != 0
-        OR id = user.dept_id
+            SELECT
+                GROUP_CONCAT( t2.id SEPARATOR ', ' ) AS ids
+            FROM
+                (
+                    SELECT t1.id
+                    FROM
+                        system_dept t1
+                    WHERE
+                        t1.flag LIKE CONCAT('%-', USER.dept_id)
+                       OR t1.flag LIKE CONCAT(USER.dept_id, '-%')
+                       OR t1.flag LIKE CONCAT('%-', USER.dept_id, '-%')
+                ) t2
         ) -- 	read_user.data_scope_dept_ids   -- 本部门及以下数据权限
 
         END AS ids