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/*--ʾÀý˵Ã÷
ʾÀýÔÚÊý¾Ý¿âpubsÖд´½¨Ò»¸öÓµÓбíjobsµÄËùÓÐȨÏÞ¡¢ÓµÓбítitlesµÄSELECTȨÏ޵ĽÇÉ«r_test
Ëæºó´´½¨ÁËÒ»¸öµÇ¼l_test£¬È»ºóÔÚÊý¾Ý¿âpubsÖÐΪµÇ¼l_test´´½¨ÁËÓû§ÕË»§u_test
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×îºóʹÓÃDENYÓï¾ä¾Ü¾øÁËÓû§ÕË»§u_test¶Ô±ítitlesµÄSELECTȨÏÞ¡£
¾¹ýÕâÑùµÄ´¦Àí£¬Ê¹ÓÃl_testµÇ¼SQL ServerʵÀýºó£¬ËüÖ»¾ßÓбíjobsµÄËùÓÐȨÏÞ¡£
--*/
USE pubs
--´´½¨½ÇÉ« r_test
EXEC sp_addrole 'r_test'
--ÊÚÓè r_test ¶Ô jobs ±íµÄËùÓÐȨÏÞ
GRANT ALL ON jobs TO r_test
--ÊÚÓè½ÇÉ« r_test ¶Ô titles ±íµÄ SELECT ȨÏÞ
GRANT SELECT ON titles TO r_test
--Ìí¼ÓµÇ¼ l_test,ÉèÖÃÃÜÂëΪpwd,ĬÈÏÊý¾Ý¿âΪpubs
EXEC sp_addlogin 'l_test','pwd','pubs'
--ΪµÇ¼ l_test ÔÚÊý¾Ý¿â pubs ÖÐÌí¼Ó°²È«ÕË»§ u_test
EXEC sp_grantdbaccess 'l_test','u_test'
--Ìí¼Ó u_test Ϊ½ÇÉ« r_test µÄ³ÉÔ±
EXEC sp_addrolemember 'r_test','u_test'
--¾Ü¾ø°²È«ÕË»§ u_test ¶Ô titles ±íµÄ SELECT ȨÏÞ
DENY SELECT ON titles TO
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