Re: BUG #1240: memory leak in JDBC driver build 215

Fabien COELHO schrieb:

>
>> 328   [main] DEBUG com.mosaicag.rwa.dbutil.standard.DefaultCsvExport  -
>> executing SQL-Stmt: SELECT * FROM transaction WHERE transaction_date >=
>> to_timestamp('01.01.2002', 'DD.MM.YYYY') AND transaction_date <
>> to_timestamp('01.01.2003', 'DD.MM.YYYY')
>> java.lang.OutOfMemoryError
>> Exception in thread "main"
>
>
> Maybe the JDBC drivier tries to allocate the whole result of the query?
> If so, it is not a memory leak, it's a big memory need;-)
>
> You might try using a cursor manually (well, if it is the problem,
> then it just shows that jdbc should do it by default).


Using a cursor avoids the out of memory error. I used:

stmt.setFetchSize(1000);

after creation of the statement now.

Thanks, that helped. But for me this behaviour is still a bug.

--
Roland Walter
MOSAIC SOFTWARE AG
Telefon: 02225/882-411 Fax: 02225/882-201
http://www.mosaic-ag.com