1 | //===----------------------------------------------------------------------===// |
---|---|
2 | // DuckDB |
3 | // |
4 | // duckdb/planner/expression/bound_unnest_expression.hpp |
5 | // |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #pragma once |
10 | |
11 | #include "duckdb/planner/expression.hpp" |
12 | |
13 | namespace duckdb { |
14 | |
15 | //! Represents a function call that has been bound to a base function |
16 | class BoundUnnestExpression : public Expression { |
17 | public: |
18 | static constexpr const ExpressionClass TYPE = ExpressionClass::BOUND_UNNEST; |
19 | |
20 | public: |
21 | explicit BoundUnnestExpression(LogicalType return_type); |
22 | |
23 | unique_ptr<Expression> child; |
24 | |
25 | public: |
26 | bool IsFoldable() const override; |
27 | string ToString() const override; |
28 | |
29 | hash_t Hash() const override; |
30 | bool Equals(const BaseExpression &other) const override; |
31 | |
32 | unique_ptr<Expression> Copy() override; |
33 | |
34 | void Serialize(FieldWriter &writer) const override; |
35 | static unique_ptr<Expression> Deserialize(ExpressionDeserializationState &state, FieldReader &reader); |
36 | }; |
37 | } // namespace duckdb |
38 |