/// <summary>
        /// 增加一条数据
        /// </summary>
        public bool Add(TSIMSServer.Model.t_time_set model)
        {
            StringBuilder strSql = new StringBuilder();

            strSql.Append("insert into t_time_set(");
            strSql.Append("dept_head_start,dept_head_end,teacher_satrt,teacher_end,student_start,student_end)");
            strSql.Append(" values (");
            strSql.Append("@dept_head_start,@dept_head_end,@teacher_satrt,@teacher_end,@student_start,@student_end)");
            MySqlParameter[] parameters =
            {
                new MySqlParameter("@dept_head_start", MySqlDbType.DateTime),
                new MySqlParameter("@dept_head_end",   MySqlDbType.DateTime),
                new MySqlParameter("@teacher_satrt",   MySqlDbType.DateTime),
                new MySqlParameter("@teacher_end",     MySqlDbType.DateTime),
                new MySqlParameter("@student_start",   MySqlDbType.DateTime),
                new MySqlParameter("@student_end",     MySqlDbType.DateTime)
            };
            parameters[0].Value = model.dept_head_start;
            parameters[1].Value = model.dept_head_end;
            parameters[2].Value = model.teacher_satrt;
            parameters[3].Value = model.teacher_end;
            parameters[4].Value = model.student_start;
            parameters[5].Value = model.student_end;

            int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);

            if (rows > 0)
            {
                return(true);
            }
            else
            {
                return(false);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(TSIMSServer.Model.t_time_set model)
        {
            StringBuilder strSql = new StringBuilder();

            strSql.Append("update t_time_set set ");
            strSql.Append("dept_head_start=@dept_head_start,");
            strSql.Append("dept_head_end=@dept_head_end,");
            strSql.Append("teacher_satrt=@teacher_satrt,");
            strSql.Append("teacher_end=@teacher_end,");
            strSql.Append("student_start=@student_start,");
            strSql.Append("student_end=@student_end");
            strSql.Append(" where id=@id");
            MySqlParameter[] parameters =
            {
                new MySqlParameter("@dept_head_start", MySqlDbType.DateTime),
                new MySqlParameter("@dept_head_end",   MySqlDbType.DateTime),
                new MySqlParameter("@teacher_satrt",   MySqlDbType.DateTime),
                new MySqlParameter("@teacher_end",     MySqlDbType.DateTime),
                new MySqlParameter("@student_start",   MySqlDbType.DateTime),
                new MySqlParameter("@student_end",     MySqlDbType.DateTime),
                new MySqlParameter("@id",              MySqlDbType.Int32, 11)
            };
            parameters[0].Value = model.dept_head_start;
            parameters[1].Value = model.dept_head_end;
            parameters[2].Value = model.teacher_satrt;
            parameters[3].Value = model.teacher_end;
            parameters[4].Value = model.student_start;
            parameters[5].Value = model.student_end;
            parameters[6].Value = model.id;

            int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);

            if (rows > 0)
            {
                return(true);
            }
            else
            {
                return(false);
            }
        }
 /// <summary>
 /// 得到一个对象实体
 /// </summary>
 public TSIMSServer.Model.t_time_set DataRowToModel(DataRow row)
 {
     TSIMSServer.Model.t_time_set model = new TSIMSServer.Model.t_time_set();
     if (row != null)
     {
         if (row["id"] != null && row["id"].ToString() != "")
         {
             model.id = int.Parse(row["id"].ToString());
         }
         if (row["dept_head_start"] != null && row["dept_head_start"].ToString() != "")
         {
             model.dept_head_start = DateTime.Parse(row["dept_head_start"].ToString());
         }
         if (row["dept_head_end"] != null && row["dept_head_end"].ToString() != "")
         {
             model.dept_head_end = DateTime.Parse(row["dept_head_end"].ToString());
         }
         if (row["teacher_satrt"] != null && row["teacher_satrt"].ToString() != "")
         {
             model.teacher_satrt = DateTime.Parse(row["teacher_satrt"].ToString());
         }
         if (row["teacher_end"] != null && row["teacher_end"].ToString() != "")
         {
             model.teacher_end = DateTime.Parse(row["teacher_end"].ToString());
         }
         if (row["student_start"] != null && row["student_start"].ToString() != "")
         {
             model.student_start = DateTime.Parse(row["student_start"].ToString());
         }
         if (row["student_end"] != null && row["student_end"].ToString() != "")
         {
             model.student_end = DateTime.Parse(row["student_end"].ToString());
         }
     }
     return(model);
 }
        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public TSIMSServer.Model.t_time_set GetModel(int id)
        {
            StringBuilder strSql = new StringBuilder();

            strSql.Append("select id,dept_head_start,dept_head_end,teacher_satrt,teacher_end,student_start,student_end from t_time_set ");
            strSql.Append(" where id=@id");
            MySqlParameter[] parameters =
            {
                new MySqlParameter("@id", MySqlDbType.Int32)
            };
            parameters[0].Value = id;

            TSIMSServer.Model.t_time_set model = new TSIMSServer.Model.t_time_set();
            DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);

            if (ds.Tables[0].Rows.Count > 0)
            {
                return(DataRowToModel(ds.Tables[0].Rows[0]));
            }
            else
            {
                return(null);
            }
        }