1 | //===----------------------------------------------------------------------===// |
---|---|
2 | // DuckDB |
3 | // |
4 | // duckdb/planner/expression/bound_default_expression.hpp |
5 | // |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #pragma once |
10 | |
11 | #include "duckdb/planner/expression.hpp" |
12 | |
13 | namespace duckdb { |
14 | |
15 | class BoundDefaultExpression : public Expression { |
16 | public: |
17 | static constexpr const ExpressionClass TYPE = ExpressionClass::BOUND_DEFAULT; |
18 | |
19 | public: |
20 | explicit BoundDefaultExpression(LogicalType type = LogicalType()) |
21 | : Expression(ExpressionType::VALUE_DEFAULT, ExpressionClass::BOUND_DEFAULT, type) { |
22 | } |
23 | |
24 | public: |
25 | bool IsScalar() const override { |
26 | return false; |
27 | } |
28 | bool IsFoldable() const override { |
29 | return false; |
30 | } |
31 | |
32 | string ToString() const override { |
33 | return "DEFAULT"; |
34 | } |
35 | |
36 | unique_ptr<Expression> Copy() override { |
37 | return make_uniq<BoundDefaultExpression>(args&: return_type); |
38 | } |
39 | |
40 | void Serialize(FieldWriter &writer) const override; |
41 | static unique_ptr<Expression> Deserialize(ExpressionDeserializationState &state, FieldReader &reader); |
42 | }; |
43 | } // namespace duckdb |
44 |