ibatis-user-java mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Aladin <iba...@aladin.ca>
Subject Re: PaginatedList question
Date Tue, 28 Jun 2005 11:59:11 GMT
Hi,

Thanks for the responses.  It's unfortunate that the documentation was 
wrong... because that would have been a nice way of getting a general 
idea as to the number of pages in the set.

Aladin


Clinton Begin wrote:
> 
> The documentation is mistaken.  Previous() should not wrap for the 
> paginated list.  Regardless, you shouldn't use that approach to 
> calculate the number of pages, you should use a separate count(*) query 
> and divide by page size.
> 
> For high performance systems, you should not use paginated list at 
> all....you should use queryForList with skip and count parameters.
> 
> Clinton
> 
> 
> On 6/27/05, ibatis@aladin.ca <mailto:ibatis@aladin.ca> <ibatis@aladin.ca 
> <mailto:ibatis@aladin.ca>> wrote:
> 
>     Hello,
> 
>     I seem to be having some problem with the PaginatedList.
> 
>     When I'm on the first page and I do paginatedList.getPreviousPage(),
>     iBatis doesn't wrap to the last page... as specified in the javadoc.  I
>     need this wrapping functionality to compute the total number of pages in
>     the result set.
> 
>     Does anyone have any idea as to why this might be happening?
> 
>     I am using postgres with jdb3.
> 
>     Thanks.
>     Aladin
> 
> 

Mime
View raw message