Value v6 = ValueFactory.createValue(Timestamp.valueOf("2005-09-05 4:30:01.666666666"));
d.beginTrans();
d.insertFilledRow(new Value[] {v1, v2, v3, v4, v5, v6});
d.setFieldValue(0, 1, ValueFactory.createNullValue());
d.commitTrans();
d.start();
assertTrue(((BooleanValue) d.getFieldValue(3, 0).equals(v1)).getValue());
assertTrue(((BooleanValue) ValueFactory.createValue(d.getFieldValue(3, 1) instanceof NullValue)).getValue());
assertTrue(((BooleanValue) d.getFieldValue(3, 2).equals(v3)).getValue());