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using System;
using System.Data;
using System.Data.SqlClient;
class SqlDemo {
static void Main(){
string connString = "server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI";
SqlConnection cn = new SqlConnection(connString);
try
{
cn.Open();
SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM Employee", cn);
SqlCommandBuilder cb = new SqlCommandBuilder(da);
DataSet ds = new DataSet();
da.Fill(ds, 0, 1, "Employee");
da.RowUpdating += new SqlRowUpdatingEventHandler(OnRowUpdating);
da.RowUpdated += new SqlRowUpdatedEventHandler(OnRowUpdated);
DataTable dt = ds.Tables["Employee"];
dt.Rows[0][1] = "T";
da.Update(ds, "Employee");
da.RowUpdating -= new SqlRowUpdatingEventHandler(OnRowUpdating);
da.RowUpdated -= new SqlRowUpdatedEventHandler(OnRowUpdated);
} catch (SqlException ex) {
Console.WriteLine(ex.Message);
}
finally
{
cn.Close();
}
}
static void OnRowUpdating(object sender, SqlRowUpdatingEventArgs e)
{
Console.WriteLine("OnRowUpdating event");
if (e.Status != UpdateStatus.Continue)
Console.WriteLine("RowStatus = " + e.Status.ToString());
}
static void OnRowUpdated(object sender, SqlRowUpdatedEventArgs e)
{
Console.WriteLine("OnRowUpdating event");
if (e.Status != UpdateStatus.Continue)
Console.WriteLine("RowStatus = " + e.Status.ToString());
}
}
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