授权scott用户可以开启执行

授权scott用户可以开启执行计划，脚本如下：[Oracle@rac1 admin]$ sqlplus / as sysdba SQL*Plus: Release 10.2.0.5.0 - Product

授权scott用户可以开启执行计划，，脚本如下：
[oracle@rac1 admin]$ sqlplus / as sysdba
sql*plus: release 10.2.0.5.0 - production on sat oct 12 02:02:28 2013
copyright (c) 1982, 2010, oracle.  all rights reserved.
connected to:
oracle database 10g enterprise edition release 10.2.0.5.0 - 64bit production
with the partitioning, real application clusters, olap, data mining
and real application testing options
sql> @$oracle_home/rdbms/admin/utlxplan.sql
table created.
sql> @$oracle_home/sqlplus/admin/plustrce.sql
sql>
sql> drop role plustrace;
role dropped.
sql> create role plustrace;
role created.
sql>
sql> grant select on v_$sesstat to plustrace;
grant succeeded.
sql> grant select on v_$statname to plustrace;
grant succeeded.
sql> grant select on v_$mystat to plustrace;
grant succeeded.
sql> grant plustrace to dba with admin option;
grant succeeded.
sql>
sql> set echo off
sql> grant plustrace to scott;
grant succeeded.

利用scott开启执行计划

SQL> conn scott
Enter password:
Connected.
SQL> set autotrace on;
SQL> select * from tab;
TNAME                          TABTYPE  CLUSTERID
------------------------------ ------- ----------
DEPT                          TABLE
EMP                            TABLE
BONUS                          TABLE
SALGRADE                      TABLE
T                              TABLE
E1                            TABLE
6 rows selected.
Execution Plan
----------------------------------------------------------
ERROR:
ORA-01039: insufficient privileges on underlying objects of the view
SP2-0612: Error generating AUTOTRACE EXPLAIN report
Statistics
----------------------------------------------------------
287  recursive calls
0  db block gets
709  consistent gets
1  physical reads
0  redo size
755  bytes sent via SQL*Net to client
492  bytes received via SQL*Net from client
2  SQL*Net roundtrips to/from client
12  sorts (memory)
0  sorts (disk)
6  rows processed

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