The ContentResolver query() API is very specifically intended to not be a full SQL query interface. If you have a specific kind of query you want to do, in your ContentProvider implementation add a new URI to the set you match that builds that query with the given arguments.
On Wed, Jul 4, 2012 at 7:44 AM, Live Happy <[email protected]> wrote: > how i can add ' distinct' to contentResolver query i tried to use it by > projection > > String[] projection = new String[]{ > > > > "DISTINCT "+ Columns.types > }; > but it return error unknown columns in projection > > > and i found an answer suggesting the use of a specified uri and matcher and > queryBuilder.setDistinct(true) > but how to use that uri in the first place? > can anyone help me with that and thanks in advance > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" 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/android-developers?hl=en -- Dianne Hackborn Android framework engineer [email protected] Note: please don't send private questions to me, as I don't have time to provide private support, and so won't reply to such e-mails. All such questions should be posted on public forums, where I and others can see and answer them. -- You received this message because you are subscribed to the Google Groups "Android Developers" 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/android-developers?hl=en
