Thanks to all for the help.
The problem is the autocommit status.
I change the values to off and the program work well ..
Oliver Jowett wrote:
> Jose Miguel Madinaveitia Ramirez wrote:
>> Hi, I have a problem to obtain big tables (1 million records) with the
>> jdbc driver.
>> The out of memory error is throw by the executeQuery().
>> The fetchsize() function does not work.?
> With the most current drivers, cursors will only be used to
> incrementally fetch data when all of these conditions are true:
> - a positive fetchsize has been set via setFetchSize()
> - autocommit is off
> - the resultset type is TYPE_FORWARD_ONLY
> - you are connecting to a 7.4 or above server
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