@Test
public void innerJoinFootballSoccerOnPlayDate() {

  Table table1 = createFOOTBALLSCHEDULE();
  Table table2 = createSOCCERSCHEDULE();
  Table joined = table1.joinOn("PlayDate").inner(true, table2);
  assertEquals(8, joined.columnCount());
  assertEquals(5, joined.rowCount());
}