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I am using oracle 92. I have a table which has two date column,
begining_time, and ending_time.
The query usually is
where
begining_time > :b1
and ending_time < :b2
If i partition by beging_time, performace will degrade if :b1 gets smaller, if I partition by ending_time, the performace will degrade if :b2 gets bigger. I tried
partition by range (ending_time, starting_time), the performace seems to be worse.
Your help is highly appreciated. Received on Mon May 23 2005 - 17:04:27 CDT