TABLESPACE_NAME                SEGMEN     SUM_MB    FREE_MB USE_PRECENT EXTENT_MAN CONTENTS
------------------------------ ------ ---------- ---------- ----------- ---------- ---------------------
......
AUDIT_MOVE                     AUTO        61440       8277       86.53 LOCAL      PERMANENT

SQL> set line 1000 pages 500
SQL> col OWNER for a20
SQL> col SEGMENT_NAME for a30
SQL> col SEGMENT_TYPE for a25
SQL> col TABLESPACE_NAME for a20
SQL> select OWNER,SEGMENT_NAME,SEGMENT_TYPE,TABLESPACE_NAME,BYTES/1024/1024 size_MB
  2  from dba_segments
  3  where segment_type='TABLE' and tablespace_name='&tablespace_name'
  4  order by 5 desc;
Enter value for tablespace_name: AUDIT_MOVE
old   3: where segment_type='TABLE' and tablespace_name='&tablespace_name'
new   3: where segment_type='TABLE' and tablespace_name='AUDIT_MOVE'

OWNER                SEGMENT_NAME                   SEGMENT_TYPE              TABLESPACE_NAME         SIZE_MB
-------------------- ------------------------------ ------------------------- -------------------- ----------
SYS                  AUD$                           TABLE                     AUDIT_MOVE                53161
SYS                  AUDIT$                         TABLE                     AUDIT_MOVE                .0625

SQL> 

如上述所示，AUDIT_MOVE表空间使用率过高，关于这个系统审计表空间，毕竟数据库挺大的，如何规范性的清理？