/// <summary> /// 更新一条数据 /// </summary> public bool Update(CJH.Model.Act_Common model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Act_Common set "); strSql.Append("ItemName=@ItemName,"); strSql.Append("State=@State,"); strSql.Append("Unit_Price=@Unit_Price,"); strSql.Append("Quantity=@Quantity,"); strSql.Append("Money=@Money,"); strSql.Append("Info_Date=@Info_Date"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ItemName", SqlDbType.NVarChar, 20), new SqlParameter("@State", SqlDbType.Int, 4), new SqlParameter("@Unit_Price", SqlDbType.Decimal, 9), new SqlParameter("@Quantity", SqlDbType.Int, 4), new SqlParameter("@Money", SqlDbType.Decimal, 9), new SqlParameter("@Info_Date", SqlDbType.DateTime), new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = model.ItemName; parameters[1].Value = model.State; parameters[2].Value = model.Unit_Price; parameters[3].Value = model.Quantity; parameters[4].Value = model.Money; parameters[5].Value = model.Info_Date; parameters[6].Value = model.ID; 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(CJH.Model.Act_Common model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Act_Common("); strSql.Append("ItemName,State,Unit_Price,Quantity,Money,Info_Date)"); strSql.Append(" values ("); strSql.Append("@ItemName,@State,@Unit_Price,@Quantity,@Money,@Info_Date)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@ItemName", SqlDbType.NVarChar, 20), new SqlParameter("@State", SqlDbType.Int, 4), new SqlParameter("@Unit_Price", SqlDbType.Decimal, 9), new SqlParameter("@Quantity", SqlDbType.Int, 4), new SqlParameter("@Money", SqlDbType.Decimal, 9), new SqlParameter("@Info_Date", SqlDbType.DateTime) }; parameters[0].Value = model.ItemName; parameters[1].Value = model.State; parameters[2].Value = model.Unit_Price; parameters[3].Value = model.Quantity; parameters[4].Value = model.Money; parameters[5].Value = model.Info_Date; 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 CJH.Model.Act_Common DataRowToModel(DataRow row) { CJH.Model.Act_Common model = new CJH.Model.Act_Common(); if (row != null) { if (row["ID"] != null && row["ID"].ToString() != "") { model.ID = int.Parse(row["ID"].ToString()); } if (row["ItemName"] != null) { model.ItemName = row["ItemName"].ToString(); } if (row["State"] != null && row["State"].ToString() != "") { model.State = int.Parse(row["State"].ToString()); } if (row["Unit_Price"] != null && row["Unit_Price"].ToString() != "") { model.Unit_Price = decimal.Parse(row["Unit_Price"].ToString()); } if (row["Quantity"] != null && row["Quantity"].ToString() != "") { model.Quantity = int.Parse(row["Quantity"].ToString()); } if (row["Money"] != null && row["Money"].ToString() != "") { model.Money = decimal.Parse(row["Money"].ToString()); } if (row["Info_Date"] != null && row["Info_Date"].ToString() != "") { model.Info_Date = DateTime.Parse(row["Info_Date"].ToString()); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public CJH.Model.Act_Common GetModel(int ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 ID,ItemName,State,Unit_Price,Quantity,Money,Info_Date from Act_Common "); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; CJH.Model.Act_Common model = new CJH.Model.Act_Common(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }