message: additional check
diff: @@ -136,6 +136,10 @@ unique_ptr<InsertStatement> TransformInsert(Node *node) {
  throw NotImplementedException("Can only handle basic inserts");
  }
  + if (stmt->cols) {
  + throw NotImplementedException("Can only handle basic inserts");
  + }
  +
  auto result = make_unique<InsertStatement>();
  assert(select_stmt->valuesLists);
  