| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // DuckDB |
| 3 | // |
| 4 | // duckdb/parser/tableref/emptytableref.hpp |
| 5 | // |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #pragma once |
| 10 | |
| 11 | #include "duckdb/parser/tableref.hpp" |
| 12 | |
| 13 | namespace duckdb { |
| 14 | |
| 15 | class EmptyTableRef : public TableRef { |
| 16 | public: |
| 17 | static constexpr const TableReferenceType TYPE = TableReferenceType::EMPTY; |
| 18 | |
| 19 | public: |
| 20 | EmptyTableRef() : TableRef(TableReferenceType::EMPTY) { |
| 21 | } |
| 22 | |
| 23 | public: |
| 24 | string ToString() const override; |
| 25 | bool Equals(const TableRef &other_p) const override; |
| 26 | |
| 27 | unique_ptr<TableRef> Copy() override; |
| 28 | |
| 29 | //! Serializes a blob into a DummyTableRef |
| 30 | void Serialize(FieldWriter &serializer) const override; |
| 31 | //! Deserializes a blob back into a DummyTableRef |
| 32 | static unique_ptr<TableRef> Deserialize(FieldReader &source); |
| 33 | |
| 34 | static unique_ptr<TableRef> FormatDeserialize(FormatDeserializer &source); |
| 35 | }; |
| 36 | } // namespace duckdb |
| 37 |