Hi ,

I wanted to remove duplicates from the database. In my db duplication
can be defined by combination of multiple columns.
For example :

_id      kind      type   Pid    name
1         1           1        3       aaa
2         1           2        3       aaa
3         1           1        3       aaa
4         2           1        3       aaa
5         4            1        4      bbb

Here : combination of tuple <kind and type> make the uniqueness.
 For sample query : get the row for the pid =3 , query should return rows:
1,2,4

I can to use "distinct" clause in my sql query.  Can anyone tell me how to
specify distict clause in query  provided by android content provider? I
didn't understand "selection" and "selectionArgs"
field for android query exposed by content provider.

If I opt for writting rawQuery how to specify projection and URI ?

Thanks,
Mahantesh

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