| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // DuckDB |
| 3 | // |
| 4 | // duckdb/optimizer/topn_optimizer.hpp |
| 5 | // |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #pragma once |
| 10 | |
| 11 | #include "duckdb/common/constants.hpp" |
| 12 | |
| 13 | namespace duckdb { |
| 14 | class LogicalOperator; |
| 15 | class Optimizer; |
| 16 | |
| 17 | class TopN { |
| 18 | public: |
| 19 | //! Optimize ORDER BY + LIMIT to TopN |
| 20 | unique_ptr<LogicalOperator> Optimize(unique_ptr<LogicalOperator> node); |
| 21 | }; |
| 22 | |
| 23 | } // namespace duckdb |
| 24 |