FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
while(exec.next()){
VarBinaryVector c0 = exec.getValueVectorById(new SchemaPath("int_lit_cast", ExpressionPosition.UNKNOWN), VarBinaryVector.class);
VarBinaryVector.Accessor a0;
a0 = c0.getAccessor();
int count = 0;
for(int i = 0; i < c0.getAccessor().getValueCount(); i++){