I still do not know how to do paging...I can only get the next link, but I can not get the page 2,3,4,5,6,7,8 more link. Wish you can give me more hint. Thanks
On Mon, Jan 26, 2009 at 7:32 AM, Marzia Niccolai <[email protected]> wrote: > > Hi, > > This may not work for your particular use case, but you can use an > equality filter in conjunction with the key filter, so instead of > something like: > suggestions = Suggestion.all().filter('__key__ >=', > bookmark).order("__key__").fetch(PAGESIZE+1) > you could do: > suggestions = Suggestion.all().filter('title =', > VALUE).filter('__key__ >=', > bookmark).order("__key__").fetch(PAGESIZE+1) > > Which would at least allow users to query on a small subset of values > (those that specifically equal a property) and still allow paging on > the results. > > -Marzia > > On Mon, Jan 26, 2009 at 1:02 PM, kang <[email protected]> wrote: > > Thanks for your reply. > > I've just read the article today and I will have a try. For search > result, I > > do not know what query users give and how much result. So, I can not give > a > > index for an instance. > > > > On Mon, Jan 26, 2009 at 6:54 AM, Marzia Niccolai <[email protected]> > wrote: > >> > >> Hi, > >> > >> There are a couple of reliable ways to do paging with App Engine for > >> arbitrarily sized data sets, both of which are discussed in this > >> article: > >> http://code.google.com/appengine/articles/paging.html > >> And the corresponding sample code: > >> > >> > http://code.google.com/p/google-app-engine-samples/source/browse/#svn/trunk/paging > >> > >> The easiest way is to just use key paging, if key ordering is > >> sufficient for your paging needs. > >> > >> I'm not sure what you mean by not being able index a search result, > >> but with the paging methods described in the article, deleting an > >> entity should not affect the ability to page. > >> > >> -Marzia > >> > >> On Sat, Jan 24, 2009 at 1:02 PM, lookon <[email protected]> wrote: > >> > > >> > I've read the discussion about paging and have post some problems. But > >> > I still have some problems. > >> > > >> > If I builds index by myself, I cannot index the search result. And if > >> > I have built index for an object and delete one instance of an object, > >> > the index will be broken. > >> > > >> > If I use the GAE Paginator class (http://appengine- > >> > cookbook.appspot.com/recipe/gae-paginator-class/? > >> > > >> > > id=ahJhcHBlbmdpbmUtY29va2Jvb2tyjgELEgtSZWNpcGVJbmRleCI4YWhKaGNIQmxibWRwYm1VdFkyOXZhMkp2YjJ0eUZBc1NDRU5oZEdWbmIzSjVJZ1pFYW1GdVoyOE0MCxIGUmVjaXBlIjlhaEpoY0hCbGJtZHBibVV0WTI5dmEySnZiMnR5RkFzU0NFTmhkR1ZuYjNKNUlnWkVhbUZ1WjI4TTcM) > >> > > >> > Then how to deal with the 1000 result limit in GAE? I cannot page if I > >> > have more than 1000 result. I can write my new paging class, but wish > >> > you can give me some advice.Thanks. > >> > > > >> > > >> > >> > > > > > > > > -- > > Stay hungry,Stay foolish. > > > > > > > > > > > -- Stay hungry,Stay foolish. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en -~----------~----~----~----~------~----~------~--~---
