MySQL遞歸查詢當前節點及子節點

MySQL遞歸查詢當前節點及子節點   1.表結構     2.查詢語句  

create procedure Pro_GetUnderOrg(in idd varchar(36))
begin
declare lev int;
set lev=1;
drop table if exists tmp1;
    CREATE TABLE tmp1(ID VARCHAR(36),OrgName varchar(50),ParentID varchar(36) ,levv INT);
    INSERT tmp1 SELECT ID,OrgName,ParentID,1 FROM `organization` WHERE ParentID=idd;
while  row_count()>0
do
     set lev=lev+1;
     INSERT tmp1 SELECT t.ID,t.`OrgName`,t.`ParentID`,lev from organization t join tmp1 a on t.ParentId=a.ID AND levv=lev-1;
end while ;
    INSERT tmp1 SELECT ID,OrgName,ParentID,0 FROM `organization` WHERE ID=idd;
     SELECT * FROM tmp1;
end;