(c#.net)如何把图片存储带数据库里,以后可以在库里调用显示出来?
2个内容,简单说明一下,谢谢!
------解决方案--------------------保存图片:   
 			OleDbConnection mycnn=new OleDbConnection( "provider=Microsoft.jet.oledb.4.0;data source=f:\\dazhu.mdb "); 
 			mycnn.Open();  				 
 			 OleDbCommand mycmd=new OleDbCommand( "update info set picture=@a ",mycnn );  					 
 			FileStream mystream=new FileStream( "f:\\1.jpg ",FileMode.Open,FileAccess.Read); 
 			long len=mystream.Length;  			 
 			mycmd.Parameters.Add( "@a ",OleDbType.Binary,(int)len, "picture "); 
 			mycmd.Parameters[ "@a "].Direction=System.Data.ParameterDirection.Input;  			           			 
 			byte []box=new byte[len];  
 			mystream.Read(box,0,(int)len);  		 
 			mycmd.Parameters[ "@a "].Value=box;  			 
 			//更新 
 			mycmd.ExecuteNonQuery(); 
 			MessageBox.Show( "ok "); 
 			mystream.Close(); 
 			mycnn.Close();