How to add Asynctask for Expandable list view pagination with Sqlite

I cant to do paging inside Expandable list view. in which I have to fetch data from Sqlite with queries( at a time 10 rows) display on Expandable list view. In background I want to fetch another 10 rows & so on and update it on UI. Can anyone please help me in implementing AsyncTask in which I will do background fetching of data from Sqlite and have to store count of data too.