教研分析脚本

teachcloud-report-business/src/main/resources/db/3、init-function.sql

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+-- ----------------------------
+-- Function structure for getRootChildId
+-- ----------------------------
+delimiter //
+DROP FUNCTION IF EXISTS `getRootChildId`;
+CREATE FUNCTION `getRootChildId`(rootId bigint) RETURNS varchar(1000) CHARSET utf8mb4
+    DETERMINISTIC
+BEGIN
+    DECLARE ptemp VARCHAR(1000);
+    DECLARE ctemp VARCHAR(1000);
+    SET ptemp = '#';
+    SET ctemp = cast(rootId as CHAR);
+    WHILE ctemp IS NOT NULL DO
+      SET ptemp = concat(ptemp, ',', ctemp);
+SELECT group_concat(id) INTO ctemp FROM sys_org WHERE FIND_IN_SET(parent_id, ctemp) > 0;
+END WHILE;
+RETURN ptemp;
+END;
+//
+delimiter ;