1 | //===----------------------------------------------------------------------===// |
---|---|
2 | // DuckDB |
3 | // |
4 | // duckdb/planner/operator/logical_show.hpp |
5 | // |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #pragma once |
10 | |
11 | #include "duckdb/planner/logical_operator.hpp" |
12 | |
13 | namespace duckdb { |
14 | |
15 | class LogicalShow : public LogicalOperator { |
16 | LogicalShow() : LogicalOperator(LogicalOperatorType::LOGICAL_SHOW) {}; |
17 | |
18 | public: |
19 | static constexpr const LogicalOperatorType TYPE = LogicalOperatorType::LOGICAL_SHOW; |
20 | |
21 | public: |
22 | explicit LogicalShow(unique_ptr<LogicalOperator> plan) : LogicalOperator(LogicalOperatorType::LOGICAL_SHOW) { |
23 | children.push_back(x: std::move(plan)); |
24 | } |
25 | |
26 | vector<LogicalType> types_select; |
27 | vector<string> aliases; |
28 | |
29 | public: |
30 | void Serialize(FieldWriter &writer) const override; |
31 | static unique_ptr<LogicalOperator> Deserialize(LogicalDeserializationState &state, FieldReader &reader); |
32 | |
33 | protected: |
34 | void ResolveTypes() override { |
35 | types = {LogicalType::VARCHAR, LogicalType::VARCHAR, LogicalType::VARCHAR, |
36 | LogicalType::VARCHAR, LogicalType::VARCHAR, LogicalType::VARCHAR}; |
37 | } |
38 | vector<ColumnBinding> GetColumnBindings() override { |
39 | return GenerateColumnBindings(table_idx: 0, column_count: types.size()); |
40 | } |
41 | }; |
42 | } // namespace duckdb |
43 |