assertTrue(15 / 5 == avg.terminate(ctx).asFloat8());
Tuple [] tuples2 = new Tuple[10];
FunctionContext ctx2 = avg.newContext();
for (int i = 1; i <= 10; i++) {
tuples2[i-1] = new VTuple(1);
tuples2[i-1].put(0, DatumFactory.createInt4(i));
avg.eval(ctx2, tuples2[i-1]);
}