SQL> alter session set sort_area_size=1M; alter session set sort_area_size=1M * ERROR at line 1: ORA-02248: invalid option for ALTER SESSION SQL> alter system set sort_area_size=1048576 ; alter system set sort_area_size=1048576 * ERROR at line 1: ORA-02096: specified initialization parameter is not modifiable with this option SQL> alter session set sort_area_size=1048576; Session altered. SQL> alter session set sort_area_size=1024K; alter session set sort_area_size=1024K * ERROR at line 1: ORA-02248: invalid option for ALTER SESSION SQL> alter system set sort_area_size=1048576 deferred; System altered. SQL> 多选题以下对SORT_AREA_SIZE的设置语句中，哪些是正确的？ce A alter session set sort_area_size=1M; B alter system set sort_area_size=1048576 ; C alter session set sort_area_size=1048576; D alter session set sort_area_size=1024K; E alter system set sort_area_size=1048576 deferred;