| From: | Oliver Jowett <oliver(at)opencloud(dot)com> |
|---|---|
| To: | Geert Bevin <gbevin(at)uwyn(dot)com> |
| Cc: | pgsql-jdbc(at)postgresql(dot)org |
| Subject: | Re: Resultset holdability |
| Date: | 2005-10-21 21:33:53 |
| Message-ID: | 43595EC1.90800@opencloud.com |
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| Thread: | |
| Lists: | pgsql-jdbc |
Oliver Jowett wrote:
> Geert Bevin wrote:
>
>> I have a resultset that has many rows with bytea data.
>>
>> It looks like me that when I iterate through the rows, the previous
>> rows are only garbage collectable when the resultset is closed, even
>> if I setup the statement like this:
>> statement.setFetchDirection(ResultSet.FETCH_FORWARD);
>> statement.setFetchSize(1);
>>
>> Since it's bytea data, this fills up the memory very quickly. Any
>> thoughts on how to reduce this memory overhead and have the resultset
>> discard any previously fetched data?
>
>
> What driver version are you using?
> What server version are you using?
> Have you turned autocommit off?
One more:
Is the statement/resultset TYPE_FORWARD_ONLY?
-O
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