/// <summary> /// 更新一条数据 /// </summary> public bool Update(Shop.Model.Question model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update t_question set "); strSql.Append("qquestion=@qquestion"); strSql.Append(" where qid=@qid"); SqlParameter[] parameters = { new SqlParameter("@qquestion", SqlDbType.VarChar, 30), new SqlParameter("@qid", SqlDbType.Int, 4) }; parameters[0].Value = model.qquestion; parameters[1].Value = model.qid; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(Shop.Model.Question model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into t_question("); strSql.Append("qquestion)"); strSql.Append(" values ("); strSql.Append("@qquestion)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@qquestion", SqlDbType.VarChar, 30) }; parameters[0].Value = model.qquestion; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public Shop.Model.Question DataRowToModel(DataRow row) { Shop.Model.Question model = new Shop.Model.Question(); if (row != null) { if (row["qid"] != null && row["qid"].ToString() != "") { model.qid = int.Parse(row["qid"].ToString()); } if (row["qquestion"] != null) { model.qquestion = row["qquestion"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public Shop.Model.Question GetModel(int qid) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 qid,qquestion from t_question "); strSql.Append(" where qid=@qid"); SqlParameter[] parameters = { new SqlParameter("@qid", SqlDbType.Int, 4) }; parameters[0].Value = qid; Shop.Model.Question model = new Shop.Model.Question(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }