1 | //===----------------------------------------------------------------------===// |
---|---|
2 | // DuckDB |
3 | // |
4 | // duckdb/planner/operator/logical_get.hpp |
5 | // |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #pragma once |
10 | |
11 | #include "duckdb/function/table_function.hpp" |
12 | #include "duckdb/planner/logical_operator.hpp" |
13 | #include "duckdb/planner/table_filter.hpp" |
14 | |
15 | namespace duckdb { |
16 | |
17 | //! LogicalGet represents a scan operation from a data source |
18 | class LogicalGet : public LogicalOperator { |
19 | public: |
20 | static constexpr const LogicalOperatorType TYPE = LogicalOperatorType::LOGICAL_GET; |
21 | |
22 | public: |
23 | LogicalGet(idx_t table_index, TableFunction function, unique_ptr<FunctionData> bind_data, |
24 | vector<LogicalType> returned_types, vector<string> returned_names); |
25 | |
26 | //! The table index in the current bind context |
27 | idx_t table_index; |
28 | //! The function that is called |
29 | TableFunction function; |
30 | //! The bind data of the function |
31 | unique_ptr<FunctionData> bind_data; |
32 | //! The types of ALL columns that can be returned by the table function |
33 | vector<LogicalType> returned_types; |
34 | //! The names of ALL columns that can be returned by the table function |
35 | vector<string> names; |
36 | //! Bound column IDs |
37 | vector<column_t> column_ids; |
38 | //! Columns that are used outside of the scan |
39 | vector<idx_t> projection_ids; |
40 | //! Filters pushed down for table scan |
41 | TableFilterSet table_filters; |
42 | //! The set of input parameters for the table function |
43 | vector<Value> parameters; |
44 | //! The set of named input parameters for the table function |
45 | named_parameter_map_t named_parameters; |
46 | //! The set of named input table types for the table-in table-out function |
47 | vector<LogicalType> input_table_types; |
48 | //! The set of named input table names for the table-in table-out function |
49 | vector<string> input_table_names; |
50 | //! For a table-in-out function, the set of projected input columns |
51 | vector<column_t> projected_input; |
52 | |
53 | string GetName() const override; |
54 | string ParamsToString() const override; |
55 | //! Returns the underlying table that is being scanned, or nullptr if there is none |
56 | optional_ptr<TableCatalogEntry> GetTable() const; |
57 | |
58 | public: |
59 | vector<ColumnBinding> GetColumnBindings() override; |
60 | idx_t EstimateCardinality(ClientContext &context) override; |
61 | |
62 | void Serialize(FieldWriter &writer) const override; |
63 | static unique_ptr<LogicalOperator> Deserialize(LogicalDeserializationState &state, FieldReader &reader); |
64 | vector<idx_t> GetTableIndex() const override; |
65 | //! Skips the serialization check in VerifyPlan |
66 | bool SupportSerialization() const override { |
67 | return function.verify_serialization; |
68 | }; |
69 | |
70 | protected: |
71 | void ResolveTypes() override; |
72 | }; |
73 | } // namespace duckdb |
74 |