摘要:
using System;using System.Data.SqlClient;using System.Data;namespace Test{class Program{staticvoid Main(string[] args){DataTable dt =new DataTable();//在一个DataTable中添加一个DataColumn,并对列进行设置 DataColumn col1 = dt.Columns.Add();col1.ColumnName ="Col1";col1.DataType =typeof(int);col1.DefaultValue 阅读全文