| 347 | } |
| 348 | |
| 349 | std::vector<std::string> Table::ColumnNames() const { |
| 350 | std::vector<std::string> names(num_columns()); |
| 351 | for (int i = 0; i < num_columns(); ++i) { |
| 352 | names[i] = field(i)->name(); |
| 353 | } |
| 354 | return names; |
| 355 | } |
| 356 | |
| 357 | Result<std::shared_ptr<Table>> Table::RenameColumns( |
| 358 | const std::vector<std::string>& names) const { |