assertNull(rs.getString(2));
assertNull(rs.getString(3));
assertNull(rs.getBytes(4));
rs.updateInt("id", 2);
rs.updateAsciiStream("asi", new ByteArrayInputStream(string.getBytes("US-ASCII")), 5);
rs.updateCharacterStream("chr", new StringReader(string), 5);
rs.updateBinaryStream("bin", new ByteArrayInputStream(bytes), bytes.length);
rs.updateRow();
assertEquals(2, rs.getInt(1));