/// <summary>
/// Constructor with connection string parametr
/// </summary>
/// <param name="connectionString">Conection string to data base</param>
public UnitOfWork(string connectionString)
{
db = new MailAdsContext(connectionString);
}
/// <summary>
/// Constructor with context
/// </summary>
/// <param name="context">Context for data base access</param>
public MailAdsRepository(MailAdsContext context)
{
this.db = context;
}
