postgres_store.h

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#pragma once
 
#include <neograph/program/store.h>
 
#include <memory>
#include <string>
#include <string_view>
 
namespace neograph::program {
 
class NEOGRAPH_PROGRAM_API PostgreSQLProgramStore final : public SyncProgramStore {
public:
    explicit PostgreSQLProgramStore(std::string connection_string);
    PostgreSQLProgramStore(PostgreSQLProgramStore&&) noexcept;
    PostgreSQLProgramStore& operator=(PostgreSQLProgramStore&&) noexcept;
    PostgreSQLProgramStore(const PostgreSQLProgramStore&) = delete;
    PostgreSQLProgramStore& operator=(const PostgreSQLProgramStore&) = delete;
    ~PostgreSQLProgramStore() override;
 
    void publish_admitted_sync(const ProgramBundle& bundle, const ProgramVersion& version) override;
    std::optional<ProgramBundle> get_bundle_sync(std::string_view id) const override;
    std::optional<ProgramVersion> get_version_sync(std::string_view id) const override;
    std::optional<ProgramBundle> get_bundle_sync(std::string_view owner_scope,
                                            std::string_view id) const override;
    std::optional<ProgramVersion> get_version_sync(std::string_view owner_scope,
                                              std::string_view id) const override;
    std::optional<ProgramActivation>
    get_activation_sync(std::string_view owner_scope) const override;
    std::optional<ProgramActivationBinding>
    get_active_binding_sync(std::string_view owner_scope) const override;
    ProgramActivationResult compare_activate_sync(std::string_view owner_scope,
                                             std::uint64_t    expected_generation,
                                             std::string_view version_id,
                                             std::string_view policy_snapshot_hash) override;
    std::vector<ProgramVersion> list_versions_sync(std::string_view owner_scope) const override;
    ProgramRetentionReport collect_garbage_sync(
        std::string_view owner_scope,
        const std::vector<std::string>& pinned_version_ids) override;
 
protected:
    bool offloads() const noexcept override { return true; }
 
private:
    struct Impl;
    std::unique_ptr<Impl> impl_;
};
 
}  // namespace neograph::program