*/
@Test
public void simple() throws Throwable {
TableModelDescription a = new TableModelBuilder("A")
.add(null, "id", PropertyTypeKind.LONG)
.add(null, "hoge", new StringType(255))
.toDescription();
TableModelDescription b = new TableModelBuilder("B")
.add(null, "id", PropertyTypeKind.LONG)
.add(null, "foo", new StringType(255))
.toDescription();
JoinedModelDescription j = new JoinedModelBuilder("J", a, "a", b, "b")
.on("a.id", "b.id")
.add("id", "a.id")
.add("hoge", "a.hoge")