Hi, This is a repost. Could anybody help me on that?
Thanks, Zhe --- Zhe Liu <[EMAIL PROTECTED]> wrote: > > > -----Original Message----- > From: ZZZ Liu [mailto:[EMAIL PROTECTED] > Sent: Tuesday, February 03, 2004 3:46 PM > To: [EMAIL PROTECTED] > Subject: Re: FW: setStartAtIndex/setEndAtIndex for a > very large result > set > > > After more investigation by looking into OJB code, I > found that the out of memory problem occurs in > org.apache.ojb.broker.accesslayer.RsIterator.size() > method. In that method, there are two ways to get > size: > 1) count > 2) .last .getRow > > I found that 2) will give me out of memory error.I > tried that with pure JDBC and also got out of memory > error. However, if I force to use 1), it works fine. > I > am using Oracle 9i. I am worndering whether there is > any way to solve this problem. Currently I have to > set > jdbc-level="1.0" instead of "2.0" to force 1) is > used. > > Thanks, > Zhe > > > > > > -----Original Message----- > > From: ZZZ Liu [mailto:[EMAIL PROTECTED] > > Sent: Monday, February 02, 2004 9:01 PM > > To: [EMAIL PROTECTED] > > Subject: setStartAtIndex/setEndAtIndex for a very > > large result set > > > > > > Hi, All > > > > I am trying to do a simple query against a very > > large > > table with over 200,000 records. I use > > QueryByCriteria > > without any criteria, but settiing > > setStartAtIndex(1) > > and setEndAtIndex(2). Then I use > getIteratorByQuery > > to > > get the result. However, I got OutOfMemory error. > > > > I tried the same thing on a relatively small table > > (about 100 records) and it works fine. > > > > Could anybody shed some light on this? > > > > Thanks, > > Zhe > > > > __________________________________ > > Do you Yahoo!? > > Yahoo! SiteBuilder - Free web site building tool. > > Try it! > > http://webhosting.yahoo.com/ps/sb/ > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: > > [EMAIL PROTECTED] > > For additional commands, e-mail: > > [EMAIL PROTECTED] > > > > > > > __________________________________ > Do you Yahoo!? > Yahoo! SiteBuilder - Free web site building tool. > Try it! > http://webhosting.yahoo.com/ps/sb/ > > --------------------------------------------------------------------- > To unsubscribe, e-mail: > [EMAIL PROTECTED] > For additional commands, e-mail: > [EMAIL PROTECTED] > > __________________________________ Do you Yahoo!? Yahoo! SiteBuilder - Free web site building tool. Try it! http://webhosting.yahoo.com/ps/sb/ --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
