getData.java

public void getData(String data) {
  ParseQuery<ParseObject> query = ParseQuery.getQuery("myData");
  query.whereEqualTo("myColumn", data);
  // Retrieve the most recent ones
  query.orderByDescending("createdAt");

  // Only retrieve the last ten
  query.setLimit(10);

  query.findInBackground(new FindCallback<ParseObject>() {
    @Override
    public void done(List<ParseObject> commentList, ParseException e) {
      for (ParseObject comment : commentList) {
        // This does not require a network access.
        Log.d("post", "retrieved a related post" + comment.getObjectId());
        Log.d("post", "retrieved a related post" + comment.getString("myColumn"));
      }
    }
  });
}