完全刷新比快速刷新还快！

Connected to:
Oracle9i Enterprise Edition Release 9.2.0.7.0 - Production
With the Partitioning, OLAP and Oracle Data Mining options
JServer Release 9.2.0.7.0 - Production

SQL> select count(*) from mlog$_T89;

COUNT(*)
----------
1014841

SQL> select count(*) from T89;

COUNT(*)
----------
70855