@Test public void testUnionQueryClone() throws Exception{
SetQuery command = (SetQuery)helpResolve("SELECT e2, e3 FROM pm1.g1 UNION SELECT e3, e2 from pm1.g1"); //$NON-NLS-1$
assertEquals(DataTypeManager.DefaultDataClasses.INTEGER, ((SingleElementSymbol)command.getProjectedSymbols().get(1)).getType());
command = (SetQuery)command.clone();
assertEquals(DataTypeManager.DefaultDataClasses.INTEGER, ((SingleElementSymbol)command.getProjectedSymbols().get(1)).getType());
}
@Test public void testSelectIntoNoFrom() {