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From Ryan Lubke <Ryan.Lu...@Sun.COM>
Subject Re: Counting the rows of a ResultSet
Date Mon, 09 Sep 2002 23:54:38 GMT
On Mon, 2002-09-09 at 19:42, Florian Theurich wrote:
> I had a serious Problem. I'm developing a JSP Tag Library in order to create
> images like charts and tables from the content of a database. For achieving
> this, I created two Tags, that connect to a database and create a ResultSet
> with a certain query. The third Tag, the Chart-Tag,  should get the
> ResultSet out of the PageContext and use it to create the chart or whatever.
> 
> Now the problem: To create the chart I need the number of rows, which are
> read from the database. When I tried to create a scrollable ResultSet (in
> the second tag, which is responsible for the exececution of the query) to
> count the rows (in the Chart-Tag) and afterwards jump back to the first row
> again, the result was an empty ResultSet, although the ResultSet's Type
> (rs.getType()) was scrollable.
> 
> I hope, my bad Englisch did not prevent to make my problem undestandable.
> It's really urgent. Does anybody know a solution?
> Best regards
> 
> Florian Theurich
> 
> 
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