* DataTable represents a single table in a database.
* In this show row and column.
* DataSet is a collection of data tables.
* In this store data record.
DataTable representation in .aspx.cs
code,
protected void BinddataTable()
{
SqlConnection con = new SqlConnection("your database connection string");
con.Open();
SqlCommand cmd = new SqlCommand("Write your query or procedure", con);
SqlDataAdapter da = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
da.Fill(dt);
grid.DataSource = dt;
grid.DataBind();
}