C# รบกวนชี้แนะด้วยครับ เรื่องการ select database ด้วยวันที่

SqlConnection objConn;
        SqlCommand objCmd;
        
        
        public void Page_Load(object sender, EventArgs e)
        {

            String strConnString;
            strConnString = "Server=KANE-PC;Uid=sa;PASSWORD=1234;database=Machining;Max Pool Size=400;Connect Timeout=600;";
            objConn = new SqlConnection(strConnString);
            objConn.Open();
          


             BindData();
  
            if (objConn.State == ConnectionState.Open)
            {
                this.Label1.Text = "SQL Server Connected";
            }
            else
            {
                this.Label1.Text = "SQL Server Connect Failed";
            }
           
       
        }
        void Page_UnLoad()
        {
            objConn.Close();
            objConn = null;
        }

        void BindData()
        {
            String strSQL;
            strSQL = "SELECT * FROM ADMS_Machining";

            SqlDataReader dtReader;
            objCmd = new SqlCommand(strSQL, objConn);
            dtReader = objCmd.ExecuteReader();

            //*** BindData to Repeater ***//*
            myRepeater.DataSource = dtReader;
            myRepeater.DataBind();

            dtReader.Close();
            dtReader = null; 

        }

        private void button1_Click(object sender, EventArgs e)
        {
            
        }


<asp:Button ID="Button1" runat="server" Text="Button" />