日期:2014-05-17 浏览次数:21373 次
SQL> select count(distinct index_name) from dba_indexes;
COUNT(DISTINCTINDEX_NAME)
-------------------------
4788
SQL> select count(distinct index_name) from dba_ind_columns;
COUNT(DISTINCTINDEX_NAME)
-------------------------
3887
--不一样很正常的,执行这个就应一样了
purge recyclebin;
/
--LOB类型的在dba_ind_columns是不存在的
select count(distinct index_name) from dba_indexes where index_type<>'LOB';
/
--正常情况下,此处会含有回收站中的
select count(distinct index_name) from dba_ind_columns;
/