Ms SQL Server 游标嵌套 初始化数据

--TRUNCATE TABLE TAB_ROLE_FUNC;
--SELECT * FROM TAB_ROLE_FUNC;
DECLARE @FUNC_CODE VARCHAR(20), @ROLE_ID BIGINT,@ALLOW_FLAG_DEFAULT BIT = 1;

--外层游标
DECLARE CURSOR_ROLE CURSOR FOR
SELECT ROLE_ID FROM TAB_ROLE WHERE ACTIVE_IND = 1;

OPEN CURSOR_ROLE

FETCH NEXT FROM CURSOR_ROLE
INTO @ROLE_ID;

WHILE @@FETCH_STATUS = 0
BEGIN
                    --内层游标
                    DECLARE CURSOR_FUNC CURSOR FOR
                    SELECT FUNC_CODE FROM TAB_FUNC;

                    OPEN CURSOR_FUNC

                    FETCH NEXT FROM CURSOR_FUNC
                    INTO @FUNC_CODE;

                    WHILE @@FETCH_STATUS = 0
                    BEGIN

                        --判断新增
                        IF (NOT EXISTS(SELECT 1 FROM TAB_ROLE_FUNC WHERE ROLE_ID=@ROLE_ID AND FUNC_CODE=@FUNC_CODE ))
                        BEGIN
                            INSERT INTO TAB_ROLE_FUNC
                             (ROLE_ID    ,FUNC_CODE    ,ALLOW_IND ,CREATED_BY            ,CREATION_DATE        ,LAST_UPDATED_BY        ,LAST_UPDATE_DATE)
                             VALUES(@ROLE_ID,@FUNC_CODE,@ALLOW_FLAG_DEFAULT,N'[SYSTEM]',N'2017-05-10 12:00:00',N'[SYSTEM]',N'2017-05-10 12:00:00');
                        END


                        FETCH NEXT FROM CURSOR_FUNC
                        INTO @FUNC_CODE;
                    END

                    CLOSE CURSOR_FUNC
                    DEALLOCATE CURSOR_FUNC


    FETCH NEXT FROM CURSOR_ROLE
    INTO @ROLE_ID;
END

CLOSE CURSOR_ROLE
DEALLOCATE CURSOR_ROLE
GO