WhilecreatingaschedulerwindowusingtheDBMS_SCHEDULERpackage,auserloggedinasDBMGRgetstheerrormessagein
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A.GRANTdbaTOdbmgr;
B.GRANTconnectTOdbmgr;
C.GRANTresourceTOdbmgr;
D.GRANThs_admin_roleTOdmbgr;
E.GRANTmanageschedulerTOdbmgr;
参考答案: