Connected to:
Oracle8i Enterprise Edition Release 8.1.7.0.0 - Production
With the Partitioning option
JServer Release 8.1.7.0.0 - Production

SQL> alter session set optimizer_mode = rule;

Session altered.

SQL> 

SQL> alter session set optimizer_mode = choose;

Session altered.

SQL> 

HTH

Mark

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 Mark Leith             | T: +44 (0)1905 330 281
 Sales & Marketing      | F: +44 (0)870 127 5283
 Cool Tools UK Ltd      | E: [EMAIL PROTECTED]
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-----Original Message-----
Hemant K Chitale
Sent: 12 June 2003 11:25
To: Multiple recipients of list ORACLE-L



Is there any way that we can change the optimizer_mode
for a running session ?  [Oracle 8.1.7] 

The session may have started with the instance-level
optimizer_mode=RULE   [Oracle Apps R11.0] but I
want to change the optimizer_mode for subsequent SQLs
executed by the session, without killing and 
restarting the session -- something like using
DBMS_SYSTEM.SET_EV to set an event in a running session.



Hemant K Chitale
http://hkchital.tripod.com
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