| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // DuckDB |
| 3 | // |
| 4 | // duckdb/parser/expression/conjunction_expression.hpp |
| 5 | // |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #pragma once |
| 10 | |
| 11 | #include "duckdb/parser/parsed_expression.hpp" |
| 12 | #include "duckdb/common/vector.hpp" |
| 13 | |
| 14 | namespace duckdb { |
| 15 | |
| 16 | //! Represents a conjunction (AND/OR) |
| 17 | class ConjunctionExpression : public ParsedExpression { |
| 18 | public: |
| 19 | static constexpr const ExpressionClass TYPE = ExpressionClass::CONJUNCTION; |
| 20 | |
| 21 | public: |
| 22 | DUCKDB_API explicit ConjunctionExpression(ExpressionType type); |
| 23 | DUCKDB_API ConjunctionExpression(ExpressionType type, vector<unique_ptr<ParsedExpression>> children); |
| 24 | DUCKDB_API ConjunctionExpression(ExpressionType type, unique_ptr<ParsedExpression> left, |
| 25 | unique_ptr<ParsedExpression> right); |
| 26 | |
| 27 | vector<unique_ptr<ParsedExpression>> children; |
| 28 | |
| 29 | public: |
| 30 | void AddExpression(unique_ptr<ParsedExpression> expr); |
| 31 | |
| 32 | string ToString() const override; |
| 33 | |
| 34 | static bool Equal(const ConjunctionExpression &a, const ConjunctionExpression &b); |
| 35 | |
| 36 | unique_ptr<ParsedExpression> Copy() const override; |
| 37 | |
| 38 | void Serialize(FieldWriter &writer) const override; |
| 39 | static unique_ptr<ParsedExpression> Deserialize(ExpressionType type, FieldReader &source); |
| 40 | void FormatSerialize(FormatSerializer &serializer) const override; |
| 41 | static unique_ptr<ParsedExpression> FormatDeserialize(ExpressionType type, FormatDeserializer &deserializer); |
| 42 | |
| 43 | public: |
| 44 | template <class T, class BASE> |
| 45 | static string ToString(const T &entry) { |
| 46 | string result = "("+ entry.children[0]->ToString(); |
| 47 | for (idx_t i = 1; i < entry.children.size(); i++) { |
| 48 | result += " "+ ExpressionTypeToOperator(entry.type) + " "+ entry.children[i]->ToString(); |
| 49 | } |
| 50 | return result + ")"; |
| 51 | } |
| 52 | }; |
| 53 | } // namespace duckdb |
| 54 |