--SQL Server中创建订单编号的存储过程 CREATEPROCEDURE fxyjxcsysDDBH @BHvarchar(14) out AS BEGIN SELECT @BH='DD'+CONVERT(char(8),getdate(),112) + RIGHT('000'+CAST(ISNULL(MAX(STUFF(编号,1,10,''))+1,1) ASVARCHAR(4)),4) FROM BSD WHERE substring(编号,3,8) =CONVERT(char(8),getdate(),112) END