How to store the image in database

//to convert ur attachment into bytearray
byte[] Attachmnt;
tbUpload.Text = openFileDialog1.SafeFileName;
FilePath = openFileDialog1.FileName;
 if (openFileDialog1.FileName != null)                        
{     
System.IO.FileStream fs = new System.IO.FileStream(FilePath, System.IO.FileMode.Open, System.IO.FileAccess.ReadWrite);
System.IO.BinaryReader binaryReader = new System.IO.BinaryReader(fs);
long byteLength = new System.IO.FileInfo(FilePath).Length;
Attachmnt = binaryReader.ReadBytes((Int32)byteLength);
fs.Close();
fs.Dispose();
binaryReader.Close();
}     

 public class Document   
       {      
        public byte[] DocContent { get; set; }
       }
//on the upload event
Document objDoc = new Document();
 objDoc.DocContent = Attachmnt;
ResumeData_ = objDoc.DocContent;
Submit();//my function to save resumedata at database where column type is image
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