CSharp ExecuteNonQuery Sample

protected void btnSignIn_Click(object sender, EventArgs e)
    {
        string strConnection = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
        string strInsert = "INSERT INTO Users (Username,Password) VALUES(@Username,@Password)";
        SqlConnection con = new SqlConnection(strConnection);
        SqlCommand cmd = new SqlCommand();
        cmd.Connection = con;
        cmd.CommandType = CommandType.Text;
        cmd.CommandText = strInsert;

        SqlParameter username = new SqlParameter("@Username", SqlDbType.VarChar, 50);
        username.Value = txtUserName.Text.Trim().ToString();
        cmd.Parameters.Add(username);

        SqlParameter password = new SqlParameter("@Password", SqlDbType.VarChar, 50);
        password.Value = txtPassword.Text.Trim().ToString();
        cmd.Parameters.Add(password);

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MsSql Trigger Sample (SQL Server)

A trigger is a database object that is attached to a table. In many aspects it is similar to a stored procedure. As a matter of fact, triggers are often referred to as a "special kind of stored procedure." The main difference between a trigger and a stored procedure is that the former is attached to a table and is only fired when an INSERT, UPDATE or DELETE occurs. You specify the modification action(s) that fire the trigger when it is created.
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