1 | //===----------------------------------------------------------------------===// |
---|---|
2 | // DuckDB |
3 | // |
4 | // duckdb/main/prepared_statement_data.hpp |
5 | // |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #pragma once |
10 | |
11 | #include "duckdb/common/enums/statement_type.hpp" |
12 | #include "duckdb/common/types/value.hpp" |
13 | #include "duckdb/common/unordered_map.hpp" |
14 | #include "duckdb/common/unordered_set.hpp" |
15 | #include "duckdb/common/winapi.hpp" |
16 | #include "duckdb/planner/expression/bound_parameter_data.hpp" |
17 | |
18 | namespace duckdb { |
19 | class CatalogEntry; |
20 | class ClientContext; |
21 | class PhysicalOperator; |
22 | class SQLStatement; |
23 | |
24 | class PreparedStatementData { |
25 | public: |
26 | DUCKDB_API explicit PreparedStatementData(StatementType type); |
27 | DUCKDB_API ~PreparedStatementData(); |
28 | |
29 | StatementType statement_type; |
30 | //! The unbound SQL statement that was prepared |
31 | unique_ptr<SQLStatement> unbound_statement; |
32 | //! The fully prepared physical plan of the prepared statement |
33 | unique_ptr<PhysicalOperator> plan; |
34 | //! The map of parameter index to the actual value entry |
35 | bound_parameter_map_t value_map; |
36 | |
37 | //! The result names of the transaction |
38 | vector<string> names; |
39 | //! The result types of the transaction |
40 | vector<LogicalType> types; |
41 | |
42 | //! The statement properties |
43 | StatementProperties properties; |
44 | |
45 | //! The catalog version of when the prepared statement was bound |
46 | //! If this version is lower than the current catalog version, we have to rebind the prepared statement |
47 | idx_t catalog_version; |
48 | |
49 | public: |
50 | void CheckParameterCount(idx_t parameter_count); |
51 | //! Whether or not the prepared statement data requires the query to rebound for the given parameters |
52 | bool RequireRebind(ClientContext &context, const vector<Value> &values); |
53 | //! Bind a set of values to the prepared statement data |
54 | DUCKDB_API void Bind(vector<Value> values); |
55 | //! Get the expected SQL Type of the bound parameter |
56 | DUCKDB_API LogicalType GetType(idx_t param_index); |
57 | //! Try to get the expected SQL Type of the bound parameter |
58 | DUCKDB_API bool TryGetType(idx_t param_idx, LogicalType &result); |
59 | }; |
60 | |
61 | } // namespace duckdb |
62 |