2.删除IND$表中对应记录（需谨慎）
SQL> delete from IND$ where obj#=&INDEX_OBJECT_ID
2 ;
Enter value for index_object_id: 1024126
old 1: delete from IND$ where obj#=&INDEX_OBJECT_ID
new 1: delete from IND$ where obj#=1024126
1 row deleted.
Elapsed: 00:00:00.00
3.truncate 成功
SQL> truncate table wap_user.AM_MONITOR_DATA_ALL_O;
Table truncated.
Elapsed: 00:00:50.87