ORA-08104: this index object 903237 is being online built or rebuilt异常终止的在线重建索引导致SMON进程没有将索引的重建标志改回来,Oracle认为索引还在ONLINE REBUILD中,禁止删除索引。--sysdbaDECLARE RetVal BOOLEAN; OBJECT_ID BINARY_INTEGER; WAIT_FOR_LOCK BINARY_INTEGER; BEGIN OBJECT_ID := 903237; WAIT_FOR_LOCK := NULL; RetVal := SYS.DBMS_REPAIR.ONLINE_INDEX_CLEAN (); COMMIT; END; /----ORdeclare done boolean; begin done:=dbms_repair.online_index_clean(903237); end;/