May this sql help you(ORACLE database)
SELECT transactionid from
(SELECT rownum rowseq, transactionid from transaction)
WHERE rowseq<=5;
----- Original Message -----
From: "Deepak Kumar" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, January 03, 2001 4:23 PM
Subject: Re: How to set resultSet size
> you can use
>
> int i=0;
>
> i=rs.getFetchSize();
>
> to count the number of records.
>
> Regards
> Deepak
>
>
> --- "S. Chen" <[EMAIL PROTECTED]> wrote:
> > Happy New Year to All!
> >
> > Hi, I have a JDBC question.
> >
> > I have a database and I need to retrive the latest
> > 100 transactions into my
> > jsp page. I am planning to do it this way:
> >
> > String query = "select * from table1 order by
> > trans_date desc";
> > ResultSet rs = stmt.executeQuery(query);
> > int count=0;
> > while (rs.next()&& count <100) {
> > String s = rs.getString("Name");
> > float n = rs.getFloat("Price");
> > ...
> > count++;
> > }
> >
> > The problem is soon enough there will be over 10,000
> > transactions in the
> > database. If I do it this way, it will be not
> > efficient. so I want to use
> > the method setFetchSize(100). Since I am new to java
> > and jsp, I don't know
> > how and where to use this method. Could anybody help
> > me? Thanks very much!
> >
> >
> >
> _________________________________________________________________
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> >
> >
>
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