assertFalse( joinColumns[1].updatable() );
assertFalse( joinColumns[1].nullable() );
assertTrue( joinColumns[1].unique() );
//UniqueConstraints
UniqueConstraint[] uniqueConstraints = tableAnno.uniqueConstraints();
assertEquals( 2, uniqueConstraints.length );
assertEquals( "", uniqueConstraints[0].name() );
assertEquals( 1, uniqueConstraints[0].columnNames().length );
assertEquals( "col3", uniqueConstraints[0].columnNames()[0] );
assertEquals( "uq1", uniqueConstraints[1].name() );