RE: Limit the result of a query.

From: Alex Gunawan Wibowo (netzone_tec..ahoo.com)
Date: Wed Dec 01 2004 - 08:04:57 EST

  • Next message: Alex Gunawan Wibowo: "RE: Limit the result of a query."

    Hmmm.... that is quite interesting...
    But really what i want is the ability to do this
    schema...

    The database contains 1000 of records. The first time
    user view a page, only 50 records are fetched &
    displayed.
    User will then click a link, presumeably the link
    has a parameter (2,50) <- fetch the 2nd 50 records.
    The page displays record 51-101
    etc.
    I'm looking for a method that does that.. (or
    any other way to do it in Cayenne)..
    setPageSize is not really what i want, although it
    seems very good.
    setFetchSize() seems good as well, but in my case
    it will only satisfy the first time the user request
    (i.e record 1-50). I can't think of a way to do
    what I want with setFetchSize()...

    Any idea??

    Thanks a lot!

    --- Gary Jarrel <garyjarre..rownbilljarrel.com.au>
    wrote:

    > Yeah you can use setPageSize(int) for a particular
    > query. Similar to:
    >
    >
    http://www.objectstyle.org/cayenne/userguide/fetch/other.html
    >
    > - Gary
    >
    > -----Original Message-----
    > From: Alex Gunawan Wibowo
    > [mailto:netzone_tec..ahoo.com]
    > Sent: Wednesday, December 01, 2004 3:50 PM
    > To: Cayenne
    > Subject: Limit the result of a query.
    >
    > Hello,
    >
    >
    > Is it possible in Cayenne to select the first X
    > entry
    > of
    > a query? I.e. something like what Google have..
    > first, display the first 10 matching, then if user
    > still
    > want more, fetch item 11-20, etc etc etc.
    >
    > Is it possible? Or do I have to do it manually in
    > Java?
    >
    > Thx a lot!
    >
    > Best regards,
    >
    > Alex.
    >
    > =====
    > Alex Wibowo
    > ~ Second is a failure ~
    > The University of Melbourne
    > Department of Computer Science and Software
    > Engineering
    > Website - http://www.cs.mu.oz.au/~agwibowo
    > Team Wasabi -
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    =====
    Alex Wibowo
                ~ Second is a failure ~
    The University of Melbourne
    Department of Computer Science and Software Engineering
    Website - http://www.cs.mu.oz.au/~agwibowo
    Team Wasabi - http://www.cs.mu.oz.au/SE-projects/s440gh
    ==============================================

                    
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