更新时间:2023-02-03 12:42:37
,假设admin1code的数据类型为(n)varchar
assuming admin1code is of datatype (n)varchar
Update Country
set admin1code = right('00'+ admin1code, 2)
尝试:
UPDATE Country SET admin1code = '0' + admin1code WHERE LEN(admin1code) = 1 AND admin1code >= '0' and admin1code <='9'