A. report schema;
B. report need backup;
C. report need backup days 3;
D. report user;
E. report obsolete;
答案：（D）
解析：
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RMAN>report user; RMAN-00571:=========================================================== RMAN-00569:===============ERROR MESSAGE STACK FOLLOWS=============== RMAN-00571:=========================================================== RMAN-00558:error encountered while parsing input commands RMAN-01009:syntax error:found"identifier":expecting one of:"device,need,obsolete,schema,unrecoverable" RMAN-01008:the bad identifier was:user RMAN-01007:at line 1 column 8 file:standard input |