C# 如何向数据集插入数据
我有一张桌子:C# 如何向数据集插入数据,c#,winforms,C#,Winforms,我有一张桌子: DataTable WorkTbl() { DataTable Work= new DataTable("Work"); //Table Name DataColumn MAC = new DataColumn("MAC", typeof(string)); DataColumn ID_OLD = new DataColumn("ID_OLD", typeof(string));
DataTable WorkTbl()
{
DataTable Work= new DataTable("Work"); //Table Name
DataColumn MAC = new DataColumn("MAC", typeof(string));
DataColumn ID_OLD = new DataColumn("ID_OLD", typeof(string));
Work.Columns.Add(MAC);
Work.Columns.Add(ID_OLD);
return Work;
}
如何将数据插入此表以及如何将此表转换为数据集
提前感谢MSDN:
DataRow workRow = workTable.NewRow();
然后可以使用索引或列名操作新添加的行,如以下示例所示
workRow["CustLName"] = "Smith";
workRow[1] = "Smith";
DataSet customerOrders = new DataSet("CustomerOrders");
DataTable ordersTable = customerOrders.Tables.Add("Orders");
DataColumn pkOrderID =
ordersTable.Columns.Add("OrderID", typeof(Int32));
ordersTable.Columns.Add("OrderQuantity", typeof(Int32));
ordersTable.Columns.Add("CompanyName", typeof(string));
ordersTable.PrimaryKey = new DataColumn[] { pkOrderID };
我会帮助你的