| 1 | //===----------------------------------------------------------------------===// |
| 2 | // DuckDB |
| 3 | // |
| 4 | // duckdb/parser/parsed_data/create_info.hpp |
| 5 | // |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #pragma once |
| 10 | |
| 11 | #include "duckdb/common/enums/catalog_type.hpp" |
| 12 | #include "duckdb/common/field_writer.hpp" |
| 13 | #include "duckdb/parser/parsed_data/parse_info.hpp" |
| 14 | #include "duckdb/planner/plan_serialization.hpp" |
| 15 | |
| 16 | namespace duckdb { |
| 17 | struct AlterInfo; |
| 18 | |
| 19 | enum class OnCreateConflict : uint8_t { |
| 20 | // Standard: throw error |
| 21 | ERROR_ON_CONFLICT, |
| 22 | // CREATE IF NOT EXISTS, silently do nothing on conflict |
| 23 | IGNORE_ON_CONFLICT, |
| 24 | // CREATE OR REPLACE |
| 25 | REPLACE_ON_CONFLICT, |
| 26 | // Update on conflict - only support for functions. Add a function overload if the function already exists. |
| 27 | ALTER_ON_CONFLICT |
| 28 | }; |
| 29 | |
| 30 | struct CreateInfo : public ParseInfo { |
| 31 | explicit CreateInfo(CatalogType type, string schema = DEFAULT_SCHEMA, string catalog_p = INVALID_CATALOG) |
| 32 | : type(type), catalog(std::move(catalog_p)), schema(schema), on_conflict(OnCreateConflict::ERROR_ON_CONFLICT), |
| 33 | temporary(false), internal(false) { |
| 34 | } |
| 35 | ~CreateInfo() override { |
| 36 | } |
| 37 | |
| 38 | //! The to-be-created catalog type |
| 39 | CatalogType type; |
| 40 | //! The catalog name of the entry |
| 41 | string catalog; |
| 42 | //! The schema name of the entry |
| 43 | string schema; |
| 44 | //! What to do on create conflict |
| 45 | OnCreateConflict on_conflict; |
| 46 | //! Whether or not the entry is temporary |
| 47 | bool temporary; |
| 48 | //! Whether or not the entry is an internal entry |
| 49 | bool internal; |
| 50 | //! The SQL string of the CREATE statement |
| 51 | string sql; |
| 52 | |
| 53 | protected: |
| 54 | virtual void SerializeInternal(Serializer &) const = 0; |
| 55 | |
| 56 | void DeserializeBase(Deserializer &deserializer); |
| 57 | |
| 58 | public: |
| 59 | void Serialize(Serializer &serializer) const; |
| 60 | |
| 61 | static unique_ptr<CreateInfo> Deserialize(Deserializer &deserializer); |
| 62 | static unique_ptr<CreateInfo> Deserialize(Deserializer &deserializer, PlanDeserializationState &state); |
| 63 | |
| 64 | virtual unique_ptr<CreateInfo> Copy() const = 0; |
| 65 | |
| 66 | DUCKDB_API void CopyProperties(CreateInfo &other) const; |
| 67 | //! Generates an alter statement from the create statement - used for OnCreateConflict::ALTER_ON_CONFLICT |
| 68 | DUCKDB_API virtual unique_ptr<AlterInfo> GetAlterInfo() const; |
| 69 | }; |
| 70 | |
| 71 | } // namespace duckdb |
| 72 | |