RNT/SqliteBackend_8h_source.html

#pragma once


#include "Api.h"

#include "IStorageBackend.h"


#include <sqlite3.h>

#include <string>

#include <vector>


namespace nt {


    class SqliteBackend : public IStorageBackend {

      public:

        explicit SqliteBackend(const std::string& path = ":memory:");

        ~SqliteBackend() override;


        std::string Put(std::vector<uint8_t> value) override;

        std::optional<std::vector<uint8_t>> Get(const std::string& hash) override;


      private:

        sqlite3* db_ = nullptr;

    };


} // namespace nt

Api.h
Defines symbol visibility for the Relational NT public API.

IStorageBackend.h
Abstract KV storage backend consumed by CursorManager and Merkle.

nt::IStorageBackend
Contract between CursorManager / Merkle and a physical storage engine.
Definition IStorageBackend.h:31

nt::SqliteBackend::SqliteBackend
SqliteBackend(const std::string &path=":memory:")
Opens (or creates) a SQLite database at path.
Definition SqliteBackend.cpp:7

nt::SqliteBackend::Get
std::optional< std::vector< uint8_t > > Get(const std::string &hash) override
Retrieves bytes by their SHA256 hex hash.
Definition SqliteBackend.cpp:41

nt::SqliteBackend::Put
std::string Put(std::vector< uint8_t > value) override
Stores a serialized value and returns its SHA256 hex hash.
Definition SqliteBackend.cpp:28

nt
Contains the Relational NT runtime managers and API facade.