code: public void putAt(int index, Object newValue) throws SQLException {
          index = normalizeIndex(index);
          getResultSet().updateObject(index, newValue);
      }
docs: Supports integer based subscript operators for updating the values of numbered columns
  starting at zero. Negative indices are supported, they will count from the last column backwards.
  
  @param index    is the number of the column to look at starting at 1
  @param newValue the updated value
  @throws java.sql.SQLException if something goes wrong
  @see ResultSet#updateObject(java.lang.String, java.lang.Object)