Anonymous block from Java--performance
- From: "Baumgartel, Paul" <paul.baumgartel@xxxxxxxxxxxxxxxxx>
- To: "'oracle-l@xxxxxxxxxxxxx'" <oracle-l@xxxxxxxxxxxxx>
- Date: Tue, 30 Jan 2007 21:56:21 -0000
Follow-up to my earlier post about insert performance. This is 9.2.0.6 64-bit
on Solaris.
An application executes an anonymous block 259 times. The block consists
solely of insert statements. Trace shows total execution time for the 259
calls as about 90 seconds:
However, cumulative elapsed time of the insert statements adds up to about 19
seconds.
The trace file shows a lot of 'SQL*Net more data from client' waits on the
anonymous block cursors, but tkprof doesn't. I suspect that replacing the
block with a stored procedure will help, but I don't yet have hard evidence of
where the 70
Paul Baumgartel
CREDIT SUISSE
Information Technology
DBA & Admin - NY, KIGA 1
11 Madison Avenue
New York, NY 10010
USA
Phone 212.538.1143
paul.baumgartel@xxxxxxxxxxxxxxxxx
www.credit-suisse.com
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