Рабочая сборка второго executor'а

src/DAO/IUserDAO.h

@@ -13,15 +13,15 @@ class IUserDAO
 public:
   virtual std::string Create(const User& created_user) = 0;
 
-  virtual std::optional<User> GetByUUID(std::string uuid) = 0;
+  virtual std::optional<User> GetByUUID(const std::string& uuid) = 0;
 
-  virtual std::optional<User> GetByLogin(std::string login) = 0;
+  virtual std::optional<User> GetByLogin(const std::string& login) = 0;
 
   virtual std::pair<bool, std::vector<User>> GetAll(size_t limit, size_t offset) = 0;
 
   virtual bool Update(const User& u) = 0;
 
-  virtual bool Delete(std::string uuid) = 0;
+  virtual bool Delete(const std::string& uuid) = 0;
 
   virtual ~IUserDAO() = default;
 };

src/DAO/MySQLUserDAO.cpp

@@ -29,7 +29,7 @@ string MySQLUserDAO::Create(const User& created_user)
   return uuid_str;
 }
 
-optional<User> MySQLUserDAO::GetByUUID(string uuid)
+optional<User> MySQLUserDAO::GetByUUID(const string& uuid)
 {
   mysqlx::SqlResult sql_result = session_.
                                  sql("SELECT * FROM `up_and_down`.`users` WHERE (uuid = '" + uuid +
@@ -38,7 +38,7 @@ optional<User> MySQLUserDAO::GetByUUID(string uuid)
   return GetSingleUserBySQLResult(std::move(sql_result));
 }
 
-optional<User> MySQLUserDAO::GetByLogin(string login)
+optional<User> MySQLUserDAO::GetByLogin(const string& login)
 {
   mysqlx::SqlResult sql_result = session_.
                                  sql("SELECT * FROM `up_and_down`.`users` WHERE (login = '" + login
@@ -105,7 +105,7 @@ bool MySQLUserDAO::Update(const User& u)
   return !!res.getAffectedItemsCount();
 }
 
-bool MySQLUserDAO::Delete(string uuid)
+bool MySQLUserDAO::Delete(const string& uuid)
 {
   auto schema = session_.getSchema("up_and_down");
   auto table  = schema.getTable("users");

src/DAO/MySQLUserDAO.h

@@ -12,15 +12,15 @@ public:
 
   std::string Create(const User& created_user) override;
 
-  std::optional<User> GetByUUID(std::string uuid) override;
+  std::optional<User> GetByUUID(const std::string& uuid) override;
 
-  std::optional<User> GetByLogin(std::string login) override;
+  std::optional<User> GetByLogin(const std::string& login) override;
 
   std::pair<bool, std::vector<User>> GetAll(size_t limit, size_t offset) override;
 
   bool Update(const User& u) override;
 
-  bool Delete(std::string uuid) override;
+  bool Delete(const std::string& uuid) override;
 
 private:
   std::optional<User> GetSingleUserBySQLResult(mysqlx::SqlResult&& sql_result);