AndroidDBFromSDCard.java

public void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	setContentView(R.layout.main);
	TextView label = (TextView)findViewById(R.id.TextView01);
		
	String dbPath = "/sdcard/test.db";

	SQLiteOpenHelper helper = new SQLiteOpenHelper(this, dbPath, null, 1) {
		@Override
		public void onUpgrade(SQLiteDatabase arg0, int arg1, int arg2) {
			// TODO Auto-generated method stub
			
		}
			
		@Override
		public void onCreate(SQLiteDatabase arg0) {
			// TODO Auto-generated method stub
			
		}
	};
	
		
	SQLiteDatabase db = helper.getReadableDatabase();
	Cursor c = db.rawQuery("SELECT message FROM test", null);
	c.moveToNext();
		
	String message = c.getString(c.getColumnIndex("message"));
	c.close();
	db.close();
	label.setText(message);
}