** 전략

 SQLiteOpenHelper mHelper;
 SQLiteDatabase db;
 Cursor cursor;
 String FILE_PATH = "/data/data/**패키지명**/databases/";
 String FILE_NAME = "데이터베이스.db";
 String FILE = FILE_PATH + FILE_NAME;
 
 /** Called when the activity is first created. */
 @Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  
  copydb(**액티비티명**.this);
  db.openDatabase(FILE, null, SQLiteDatabase.OPEN_READONLY);
  cursor = db.query("_order", new String[]{"row"}, null, null, null, null, null);  //여기서 안넘어가네요 ㅠㅠ
  //cursor = db.rawQuery("SELECT * FROM _order", null);
  //startManagingCursor(cursor);
  
  setContentView(R.layout.main);
 }
 //To copy Database File from Assets Folder to Databases Folder
 public void copydb(Activity act){
  AssetManager am = act.getAssets();
  String FILE_PATH = "/data/data/**패키지명**/databases";
  String FILE_NAME = "데이터베이스.db";
  //File Path
  File outDir = null;
  File outFile = null;
  
  outDir = new File(FILE_PATH);
  outDir.mkdirs();
  outFile = new File(outDir, FILE_NAME);
    
  InputStream is = null;
  OutputStream os = null;
  int size;
  
  try{
   is = am.open("데이터베이스.db");
   size = is.available();
   
   outFile.createNewFile();
   os = new FileOutputStream(outFile);
   
   byte[] buffer = new byte[size];
   
   is.read(buffer);
   os.write(buffer);
   
   is.close();
   os.close();
   
  }catch(Exception e){
   e.printStackTrace();
  }finally{
   try{
    is.close();
    os.close();
   }catch(IOException e){
    e.printStackTrace();
   }
  }
 }
}

- 제일 처음에 Assets폴더에 있는 데이터베이스.db를 /data/data/**패키지명**/databases/에 옮기고 나서 문제가....

데이터베이스 열기가 제대로 된건지도 잘 모르겠구요
커서랑 연결하는 방법도 제대로 된건지 모르겠어요 ㅠㅠ
이걸로 계속 헤매는 중이에요 ㅠㅠ