/// <summary> /// 增加一条数据 /// </summary> public int Add(Hotel_app.Model.Qprint model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Qprint("); strSql.Append("yydh,qymc,zdType,zdValue,printTimes)"); strSql.Append(" values ("); strSql.Append("@yydh,@qymc,@zdType,@zdValue,@printTimes)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@yydh", SqlDbType.VarChar, 50), new SqlParameter("@qymc", SqlDbType.VarChar, 50), new SqlParameter("@zdType", SqlDbType.VarChar, 50), new SqlParameter("@zdValue", SqlDbType.VarChar, 50), new SqlParameter("@printTimes", SqlDbType.Int, 4) }; parameters[0].Value = model.yydh; parameters[1].Value = model.qymc; parameters[2].Value = model.zdType; parameters[3].Value = model.zdValue; parameters[4].Value = model.printTimes; 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 Hotel_app.Model.Qprint GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,yydh,qymc,zdType,zdValue,printTimes from Qprint "); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = id; Hotel_app.Model.Qprint model = new Hotel_app.Model.Qprint(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["id"] != null && ds.Tables[0].Rows[0]["id"].ToString() != "") { model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString()); } if (ds.Tables[0].Rows[0]["yydh"] != null && ds.Tables[0].Rows[0]["yydh"].ToString() != "") { model.yydh = ds.Tables[0].Rows[0]["yydh"].ToString(); } if (ds.Tables[0].Rows[0]["qymc"] != null && ds.Tables[0].Rows[0]["qymc"].ToString() != "") { model.qymc = ds.Tables[0].Rows[0]["qymc"].ToString(); } if (ds.Tables[0].Rows[0]["zdType"] != null && ds.Tables[0].Rows[0]["zdType"].ToString() != "") { model.zdType = ds.Tables[0].Rows[0]["zdType"].ToString(); } if (ds.Tables[0].Rows[0]["zdValue"] != null && ds.Tables[0].Rows[0]["zdValue"].ToString() != "") { model.zdValue = ds.Tables[0].Rows[0]["zdValue"].ToString(); } if (ds.Tables[0].Rows[0]["printTimes"] != null && ds.Tables[0].Rows[0]["printTimes"].ToString() != "") { model.printTimes = int.Parse(ds.Tables[0].Rows[0]["printTimes"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Hotel_app.Model.Qprint model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Qprint set "); strSql.Append("yydh=@yydh,"); strSql.Append("qymc=@qymc,"); strSql.Append("zdType=@zdType,"); strSql.Append("zdValue=@zdValue,"); strSql.Append("printTimes=@printTimes"); strSql.Append(" where id=@id"); SqlParameter[] parameters = { new SqlParameter("@yydh", SqlDbType.VarChar, 50), new SqlParameter("@qymc", SqlDbType.VarChar, 50), new SqlParameter("@zdType", SqlDbType.VarChar, 50), new SqlParameter("@zdValue", SqlDbType.VarChar, 50), new SqlParameter("@printTimes", SqlDbType.Int, 4), new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = model.yydh; parameters[1].Value = model.qymc; parameters[2].Value = model.zdType; parameters[3].Value = model.zdValue; parameters[4].Value = model.printTimes; parameters[5].Value = model.id; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }