| 1 | #include <Processors/ISimpleTransform.h> |
|---|---|
| 2 | |
| 3 | namespace DB |
| 4 | { |
| 5 | |
| 6 | /// Converts columns-constants to full columns ("materializes" them). |
| 7 | class MaterializingTransform : public ISimpleTransform |
| 8 | { |
| 9 | public: |
| 10 | explicit MaterializingTransform(const Block & header); |
| 11 | |
| 12 | String getName() const override { return "MaterializingTransform"; } |
| 13 | |
| 14 | protected: |
| 15 | void transform(Chunk & chunk) override; |
| 16 | }; |
| 17 | |
| 18 | } |
| 19 |