DataTable Oluşturma ve Kullanımı

using System;
using System.Data;

class Program
{
    static void Main()
    {
 //
 // Get the DataTable.
 //
 DataTable table = GetTable();
 //
 // Use DataTable here with SQL.
 //
    }

    /// <summary>
    /// This example method generates a DataTable.
    /// </summary>
    static DataTable GetTable()
    {
 //
 // Here we create a DataTable with four columns.
 //
 DataTable table = new DataTable();
 table.Columns.Add("Dosage", typeof(int));
 table.Columns.Add("Drug", typeof(string));
 table.Columns.Add("Patient", typeof(string));
 table.Columns.Add("Date", typeof(DateTime));

 //
 // Here we add five DataRows.
 //
 table.Rows.Add(25, "Indocin", "David", DateTime.Now);
 table.Rows.Add(50, "Enebrel", "Sam", DateTime.Now);
 table.Rows.Add(10, "Hydralazine", "Christoff", DateTime.Now);
 table.Rows.Add(21, "Combivent", "Janet", DateTime.Now);
 table.Rows.Add(100, "Dilantin", "Melanie", DateTime.Now);
 return table;
    }
}

Kaynak : www.dotnetperls.com/datatable