<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" 
            DataKeyNames="idusers" DataSourceID="SqlDataSource1" >
            <Columns>
                <asp:CommandField ShowDeleteButton="True" ShowEditButton="True" />
                <asp:BoundField DataField="name" HeaderText="name" SortExpression="name" />
                <asp:TemplateField HeaderText="password">
                <ItemTemplate>
                <asp:Button ID="Button1" runat="server" Text="Сброс пароля"/>
                </ItemTemplate>
                </asp:TemplateField>
                <asp:BoundField DataField="admin" HeaderText="admin" SortExpression="admin" />
            </Columns>
        </asp:GridView>