| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // DuckDB |
| 3 | // |
| 4 | // duckdb/planner/expression/bound_constant_expression.hpp |
| 5 | // |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #pragma once |
| 10 | |
| 11 | #include "duckdb/common/types/value.hpp" |
| 12 | #include "duckdb/planner/expression.hpp" |
| 13 | |
| 14 | namespace duckdb { |
| 15 | |
| 16 | class BoundConstantExpression : public Expression { |
| 17 | public: |
| 18 | static constexpr const ExpressionClass TYPE = ExpressionClass::BOUND_CONSTANT; |
| 19 | |
| 20 | public: |
| 21 | explicit BoundConstantExpression(Value value); |
| 22 | |
| 23 | Value value; |
| 24 | |
| 25 | public: |
| 26 | string ToString() const override; |
| 27 | |
| 28 | bool Equals(const BaseExpression &other) const override; |
| 29 | hash_t Hash() const override; |
| 30 | |
| 31 | unique_ptr<Expression> Copy() override; |
| 32 | |
| 33 | void Serialize(FieldWriter &writer) const override; |
| 34 | static unique_ptr<Expression> Deserialize(ExpressionDeserializationState &state, FieldReader &reader); |
| 35 | }; |
| 36 | } // namespace duckdb |
| 37 |