C#使用SQL DataAdapter数据适配代码实例

using System;
using System.Data.SqlClient;  //引用命名空间
using System.Data;
namespace DataAdapter
{
  class Program
  {
    static void Main(string[] args)
    {
      //连接数据库
      string constr = "Server=. ;user=sa;pwd=sa;data =MySql";
      SqlConnection mycon = new SqlConnection(constr);
      try
      {
        mycon.Open();
        string sql = "selecr * from mytable01";
        SqlDataAdapter myda = new SqlDataAdapter(sql, mycon);
        DataSet myds = new DataSet();
        myda.Fill(myds,"mytable01");
        Console.WriteLine("填充成功");
        OutValues(myds);
        Console.Read();
      }
      catch(Exception ex)
      {
        Console.WriteLine(ex.Message.ToString());
      }
      finally
      {
        mycon.Close();
      }
     } 
    public static void OutValues(DataSet ds)
    {
      foreach (DataTable dt in ds.Tables)
      {
        Console.WriteLine("表名"+dt.TableName);
        foreach (DataRow row in dt.Rows)
        {
          foreach (DataColumn col in dt.Columns)
          {
            Console.Write(row[col] + "\t");
          }
          Console.WriteLine();
        }
      }
    }    
  }
}