Method GetBooleanValInterpreted

be/src/exprs/compound-predicates.cc:31–42

(<> && false) is false, (true && NULL) is NULL

// (<> && false) is false, (true && NULL) is NULL
BooleanVal AndPredicate::GetBooleanValInterpreted(
    ScalarExprEvaluator* eval, const TupleRow* row) const {
  DCHECK_EQ(children_.size(), 2);
  BooleanVal val1 = children_[0]->GetBooleanVal(eval, row);
  if (!val1.is_null && !val1.val) return BooleanVal(false); // short-circuit

  BooleanVal val2 = children_[1]->GetBooleanVal(eval, row);
  if (!val2.is_null && !val2.val) return BooleanVal(false);

  if (val1.is_null || val2.is_null) return BooleanVal::null();
  return BooleanVal(true);
}

string AndPredicate::DebugString() const {
  stringstream out;