12.MS_SQL 2008 - T-SQL 문법 : 제어문

--제어문

       Use tempdb

       Go

      

       --If문조건처리

       Declare @num Int

       Set @num = 9

             if @num % 2 = 0

                    Select '짝수'

             else

                    Select '홀수'

             Go

             ---

             Declare @Data Int

             Set @Data = 10

             If @Data % 2 <> 0

             Begin

                    Select '홀수'

                    Print '홀수'

             End

             Else

             Begin

                    Select '짝수'

                    Print '짝수'

             End

            

       --While문조건처리

       --1부터100까지3의배수또는4의배수의합을구하는프로그램

             --[1]

             Declare @sum Int

             Declare @i Int            

             Set @sum = 0

             --[2]

             Set @i = 1                         --[1]초기식

             While @i <=100

             Begin

                    if @i % 3 = 0 Or @i % 4 = 0   --[3]조건식:

                    Begin

                           Set @sum += @i       --[4]실행문

                    End

                   

                    Set @i = @i + 1                --[2]증감식

                   

                    if @i > 100   --[!] 멈춤/계속: 여기서는의미가없다.

                           Break

             End

             --[3]

             Select @sum

             Print @sum

---

12T-SQL(5).sql