how to insert and retrieve video file into sql server database table.

Question

hi ..........
I am developing 1 web application in asp.net using c#.net.
 i am taken 3 classes like 1 is properties for all fields and 2 nd one is to sending parameter to frontend page(storedprocedure). and another is datahelper class.

Like below
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   the below is only for fields
class properties:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data;
using System.Data.SqlClient;
/// <summary>
/// Summary description for ClsInsertCompanyProfile
/// </summary>
public class ClsProperties
{
    public ClsProperties()
    {
        //
        // TODO: Add constructor logic here
        //
    }

    //properties of ClsInsertCompanyprofile
    string cmpname,newcmpname, cmpwebsite, cmpaddress, exicutivename, exicutiveemailid, phoneno, location, qualification, skillsets, jobdescription, desiredcandidateprofile, cmpprofile,status;
    int noofemployees, experiance;
    static byte[] image = new byte[4];
    string dateofestablished, posteddate;
    public string CmpName
    {
        set { cmpname = value; }
        get { return cmpname; }
    }
    public string NewCmpName
    {
        set { newcmpname = value; }
        get { return newcmpname; }
    }
    public string CmpWebsite
    {
        set { cmpwebsite = value; }
        get { return cmpwebsite; }
    }
    public string CmpAddress
    {
        set { cmpaddress = value; }
        get { return cmpaddress; }
    }
    public string ExicutiveName
    {
        set { exicutivename = value; }
        get { return exicutivename; }
    }
    public string ExicutiveEmailid
    {
        set { exicutiveemailid = value; }
        get { return exicutiveemailid; }
    }
    public string PhoneNumber
    {
        set { phoneno = value; }
        get { return phoneno; }
    }
    public string Location
    {
        set { location = value; }
        get { return location; }
    }
    public string Qualification
    {
        set { qualification = value; }
        get { return qualification; }
    }
    public string SkillSets
    {
        set { skillsets = value; }
        get { return skillsets; }
    }
    public string JobDescription
    {
        set { jobdescription = value; }
        get { return jobdescription; }
    }
    public string DesiredCandidateProfile
    {
        set { desiredcandidateprofile = value; }
        get { return desiredcandidateprofile; }
    }
    public string CmpProfile
    {
        set { cmpprofile = value; }
        get { return cmpprofile; }
    }
    public string Status
    {
        set { status = value; }
        get { return status; }
    }
    public string DateOfEstablished
    {
        set { dateofestablished = value; }
        get { return dateofestablished; }
    }
    public string PostedDate
    {
        set { posteddate = value; }
        get { return posteddate; }
    }
    public int NoOfEmployees
    {
        set { noofemployees = value; }
        get { return noofemployees; }
    }
    public int Experiance
    {
        set { experiance = value; }
        get { return experiance; }
    }
    public byte[] Images
    {
        set { image = value; }
        get { return image; }
    }
-------------------------------------------------------------------------------------------------------------------------------------------------------------

this below is only for send parameters to storedprocedure
 i have give 1 small code

sendparameters:::using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data;
using System.Data.SqlClient;
/// <summary>
/// Summary description for ClsInsertCompanyprofile
/// </summary>
public class ClsInsertCompanyprofile
{
    ClsProperties objprop = new ClsProperties();
    clsDataHelper dh = new clsDataHelper();
    public int Insertcompanyprofile(ClsProperties objpr,out string msg)
    {
        try
        {
            SqlParameter[] p = new SqlParameter[19];
            p[0] = new SqlParameter("@cmpname", objpr.CmpName);
            p[1] = new SqlParameter("@cmpwebsite", objpr.CmpWebsite);
            p[2] = new SqlParameter("@dateofcmpestablished", objpr.DateOfEstablished);
            p[3] = new SqlParameter("@noofemployees", objpr.NoOfEmployees);
            p[4] = new SqlParameter("@cmpaddress", objpr.CmpAddress);
            p[5] = new SqlParameter("@exicutivename", objpr.ExicutiveName);
            p[6] = new SqlParameter("@exicutiveemailid", objpr.ExicutiveEmailid);
            p[7] = new SqlParameter("@phoneno", objpr.PhoneNumber);
            p[8] = new SqlParameter("@experiance", objpr.Experiance);
            p[9] = new SqlParameter("@location", objpr.Location);
            p[10] = new SqlParameter("@qualification", objpr.Qualification);
            p[11] = new SqlParameter("@skillsets", objpr.SkillSets);
            p[12] = new SqlParameter("@jobdescription", objpr.JobDescription);
            p[13] = new SqlParameter("@desiredcandidateprofile", objpr.DesiredCandidateProfile);
            p[14] = new SqlParameter("@cmpprofile", objpr.CmpProfile);
            p[15] = new SqlParameter("@posteddate", objpr.PostedDate);
            p[16] = new SqlParameter("@status", objpr.Status);
            p[17] = new SqlParameter("@cmpimage", objpr.Images);
            p[18] = new SqlParameter("@msg", SqlDbType.NVarChar, 50);
            p[18].Direction = ParameterDirection.Output;
            int res = dh.ExecuteNonQuery("sp_insertcompanyprofile", p);
            msg = p[18].Value.ToString();
            return res;
        }
        catch (Exception ex)
        {
            throw new ArgumentException(ex.Message);
        }
    }
}

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
below is for datahelper class
DataHelper::::using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
/// <summary>
/// Summary description for clsDataHelper
/// </summary>
public class clsDataHelper
{
    //public clsDataHelper()
    //{
    //    //
    //    // TODO: Add constructor logic here
    //    //
    //}
    SqlConnection con;
    SqlCommand cmd;
    DataSet ds;
    SqlDataAdapter da;

    public clsDataHelper()
    {
        //
        // TODO: Add constructor logic here
        //
    }
    //METHOD TO CREATE CONNECTION
    public void GetConnection()
    {
        con = new SqlConnection(ConfigurationManager.ConnectionStrings["SAS"].ConnectionString);
    }

    //METHOD TO CALL THE EXECUTENONQUERY METHOD
    public int ExecuteNonQuery(string commandText, SqlParameter[] parameters)
    {
        try
        {
            GetConnection();
            cmd = new SqlCommand(commandText, con);
            cmd.CommandType = CommandType.StoredProcedure;
            cmd.Parameters.Clear();
          foreach (SqlParameter p in parameters)
            {
                cmd.Parameters.Add(p);
            }
            con.Open();
            return cmd.ExecuteNonQuery();
        }

        catch (SqlException)
        {
            throw;
        }

        finally
        {
            con.Close();
        }
    }

    //METHOD TO CALL THE EXECUTESCALAR METHOD
    public int ExecuteScalar(string commandText, SqlParameter[] parameters)
    {
        try
        {
            GetConnection();
            cmd = new SqlCommand(commandText, con);
            cmd.CommandType = CommandType.StoredProcedure;
            cmd.Parameters.Clear();
            foreach (SqlParameter p in parameters)
            {
                cmd.Parameters.Add(p);
            }
            con.Open();
            return Convert.ToInt32(cmd.ExecuteScalar());
        }

        catch (SqlException)
        {
            throw;
        }

        finally
        {
            con.Close();
        }
    }

    //METHOD TO CALL THE EXECUTE DATASET METHOD
    public DataSet ExecuteDataSet(string commandText, SqlParameter[] parameters)
    {
        // try
        // {
        GetConnection();
        cmd = new SqlCommand(commandText, con);
        cmd.CommandType = CommandType.StoredProcedure;
        cmd.Parameters.Clear();
        foreach (SqlParameter p in parameters)
        {
            cmd.Parameters.Add(p);
        }
        da = new SqlDataAdapter(cmd);
        ds = new DataSet();
        da.Fill(ds);
        return ds;
        // }
        //catch (SqlException)
        // {
        //   throw;
        //}

    }

    public DataSet ExecuteDataSet(string commandText)
    {
        try
        {
            GetConnection();
            cmd = new SqlCommand(commandText, con);
            cmd.CommandType = CommandType.StoredProcedure;
            da = new SqlDataAdapter(cmd);
            ds = new DataSet();
            da.Fill(ds);
            return ds;
        }
        catch (SqlException)
        {
            throw;
        }
    }

-------------------------------------------------------------------------------------------------------------------------------------------

Is this process correct?
     
and i got one problem is that to insert and retrieve an image and video into database table.
please......please.........please....... send me code like abow process.
   


thanq.....