机构树形结构 不采用用递归查询数据库

adc-da-slrs/src/main/resources/mybatis/mapper/sarInstitution/TsInstitutionMapper.xml

@@ -40,6 +40,24 @@
         select * from ts_user
 		WHERE institution_id=#{institutionId}
     </select>
+
+    <select id="selectTreeByIds" resultMap="TsInstitution">
+    <foreach collection="rootIds" item="id">
+        SELECT
+        *
+        FROM
+        ts_institution
+        WHERE
+        FIND_IN_SET(
+        id,
+        GET_PARENT_NODE (#{id})
+        );
+    </foreach>
+
+
+    </select>
+
+
     <select id="selectRootAndUser" resultMap="InstitutionAndUser">
         select i.*,u.usid,u.account,u.uname,u.institution_id from ts_institution i
         left join ts_user u