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Pid,

On 7/2/2009 5:44 AM, Pid wrote:
> On 2/7/09 06:50, jayes...@birlasoft.com wrote:
>> 2) During the Deployment we need to stop and start the TOMCAT server
>> lots of times. Afte
>> r successful deployment when we monitor our database we found that
>> hundreds of J
>> DBC sessions are connected with oracle with different log-on time.
> 
> So you don't mean Tomcat user sessions, do you mean JDBC Connections?
> 
> Are you properly closing the connection each time you use one?  It
> sounds like you aren't.

+1

Depending on the database, statements and cursors might not be released,
even after client termination.

Try reading http://blog.christopherschultz.net/?p=68 for some hints for
coding against a database connection pool (or really any JDBC
programming, really). You'd be surprised at how big an impact a missing
Statement.close() can have on your RDBMS.

- -chris
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