public void DeleteQuestionAnswer(QuestionAnswerInfo info)
 {
     SQL.DeleteQuestionAnswer(info.QuestionAnswerId);
 }
 public void UpdateQuestionAnswer(QuestionAnswerInfo info)
 {
     SQL.UpdateQuestionAnswer(info.QuestionAnswerId, info.ArticleId, info.Title, info.Content, info.PublishDate, info.RoleId, info.AuthorId, info.EditorId, info.ApproverId, info.AdminNote, info.Question, info.Slug);
 }