code: public JSONObject findHoverMedia(String place_id) throws Exception {
  
  		String featuresTable = new String(getFeaturesTableName());
  		
  		List<SelectedColumn> selectFields = new Vector<SelectedColumn>();
  		selectFields.add( new SelectedColumn(SelectedColumn.Type.INTEGER, "place_id") );
  		selectFields.add( new SelectedColumn(SelectedColumn.Type.STRING, "hover_audio") );
  		
  		PreparedStatement stmt = connection.prepareStatement("SELECT place_id,hover_audio FROM " + featuresTable + " WHERE place_id = ?;");
  		stmt.setInt(1, Integer.parseInt(place_id));
  		
  		JSONArray array = executeStatementToJson(stmt, selectFields);
  
  		JSONObject result = new JSONObject();
  		result.put("media", array);
  
  		return result;
  	}
docs: Finds and returns the media to be played/displayed when a
  name is visited. This information is fetched from the contributions
  table, where the file use is marked as 'hover'.
  @param place_id Place id of visited feature
  @return
  @throws Exception