message: Use .empty() instead of .size() > 0
diff: @@ -31,7 +31,7 @@ BoundStatement Binder::Bind(DeleteStatement &stmt) {
  }
  // plan any tables from the various using clauses
  - if (stmt.using_clauses.size() > 0) {
  + if (!stmt.using_clauses.empty()) {
  unique_ptr<LogicalOperator> child_operator;
  for (auto &using_clause : stmt.using_clauses) {
  // bind the using clause
  