public List <Tags_relationships> ListAllTagsRe()
        {
            if (!this.dt.OpenConnection())
            {
                return(null);
            }
            string    sqlquerry           = "select * from Tags_relationships";
            DataTable tb                  = dt.DATable(sqlquerry);
            List <Tags_relationships> lst = new List <Tags_relationships>();

            foreach (DataRow r in tb.Rows)
            {
                Tags_relationships tgr = new Tags_relationships();
                tgr.PostID = (int)r["PostID"];
                tgr.TagsID = (int)r["TagsID"];
                lst.Add(tgr);
            }
            this.dt.CloseConnection();
            return(lst);
        }
        public List <Tags_relationships> getTagsWithPostID(int postID)
        {
            if (!this.dt.OpenConnection())
            {
                return(null);
            }
            string       sqlquerry        = "select * from Tags_relationships where PostID=@postID";
            SqlParameter ppostID          = new SqlParameter("@postID", postID);
            DataTable    tb               = dt.DATable(sqlquerry, ppostID);
            List <Tags_relationships> lst = new List <Tags_relationships>();

            foreach (DataRow r in tb.Rows)
            {
                Tags_relationships tr = new Tags_relationships();
                tr.PostID = (string.IsNullOrEmpty(r["PostID"].ToString())) ? 0 : (int)r["PostID"];
                tr.TagsID = (string.IsNullOrEmpty(r["TagsID"].ToString())) ? 0 : (int)r["TagsID"];
                lst.Add(tr);
            }
            this.dt.CloseConnection();
            return(lst);
        }