[android-developers] Re: SQL and preference

Спасибо Костя!

On 10 июн, 15:08, Kostya Vasilyev <kmans...@gmail.com> wrote:
> Yes, one query to get the categories (cities), then, once a city is
> selected, another query to get the addresses. Or you could preload the
> entire data set and do your own filtering in memory - depending on how large
> the data set is.
>
> Take a look at ListPreference source code - if you wanted the list selection
> to use an alert dialog popup.
>
> Or you could use a PreferenceCategory and insert Prefrerence entries
> representing cities - if you wanted to show all the cities within the same
> screen.
>
> -- Kostya
>
> 2011/6/10 Andrei <entre...@gmail.com>
>
>
>
>
>
>
>
> > Hi all. Help me find the right path.
> > I have a database in it one table, the table has a column of city and
> > address when opening the database shows all of the city.
> > I want to create a preference, where you can select a city and display
> > a list of addresses only the selected city.
> > I have to write 3 different SQL query? And depending on the setting of
> > output result, to cause a particular query in the database. Right?
>
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