2011-03-15 4 views

답변

2
SQL> begin 
    2  execute immediate 'alter session SET TIME_ZONE=''America/New_York'''; 
    3 end; 
    4/

PL/SQL procedure successfully completed 
SQL> select sessiontimezone from dual 
    2/

SESSIONTIMEZONE 
--------------------------------------------------------------------------- 
America/New_York 

SQL> 
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