you must read content of csv file and add content to database.
this is for read from csv file.
edited
you can using this for read any csv file from storage
public class MainActivity extends AppCompatActivity {
private static final int REQUEST_CODE = 1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("file/*");
startActivityForResult(intent, REQUEST_CODE);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if(resultCode == RESULT_OK){
if(requestCode == REQUEST_CODE){
Uri fileUri = data.getData();
Log.i(getClass().getName(), "fileUri" + fileUri);
}
}
}
}