sql把相同条件的列值合并在一起，并用“；”分隔

SELECT distinct TEMP.vch_number,TEMP.vch_code,
vch_name=stuff((select ';'+vch_name from TABLEB where (vch_number=TEMP.vch_number and vch_name<>'' ) for xml path('')),1,1,'') 
FROM #TBL_READ_NUMBER TEMP