Does your query select any clob or blob data? 

On 7/9/05, Jochem van Dieten <[EMAIL PROTECTED]> wrote:
> Ian Skinner wrote:
> > Well we have more information on the problem.  The query that was running 
> > fairly well at 30 seconds or so was being run against a validation database 
> > where the data is static.
> >
> > The query that was performing poorly at 18 minutes was being run against 
> > the production server where the data is very active.  Apparently every time 
> > data was being added to the main tables, this query would be started over.  
> > So depending on the traffic sometime it performs relatively well other 
> > times it performs very poorly.
> 
> That sounds rather vague. Does the DBA mean the database was
> running out of rollback segments and instead of just returning an
> error was somehow retrying the query?
> 
> Jochem
> 
> 

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