BEGIN
DECLARE sTemp VARCHAR(1000);
DECLARE sTempChd VARCHAR(1000);
SET sTemp = '$';
SET sTempChd =cast(_groupid as CHAR);
WHILE sTempChd is not null DO
SET sTemp = concat(sTemp,',',sTempChd);
SELECT group_concat(groupid) INTO sTempChd FROM group where FIND_IN_SET(up_groupid,sTempChd)>0;
END WHILE;
RETURN sTemp;
END
DECLARE sTemp VARCHAR(1000);
DECLARE sTempChd VARCHAR(1000);
SET sTemp = '$';
SET sTempChd =cast(_groupid as CHAR);
WHILE sTempChd is not null DO
SET sTemp = concat(sTemp,',',sTempChd);
SELECT group_concat(groupid) INTO sTempChd FROM group where FIND_IN_SET(up_groupid,sTempChd)>0;
END WHILE;
RETURN sTemp;
END