help with uploading/storing images in database

i have tried so many tutorials but no use i dont know what's happening
the only thing with me is that i have to use this connection string in my webconfig becoz the database that i have to store images in is in the server not in app_data folder
so i am using this :
<connectionStrings>
  <add name="ConnectionString12" connectionString="Provider=SQLOLEDB;Data Source=MYSERVER;Persist Security Info=True;Password=password;User ID=username;Initial Catalog=Mydatabase"
   providerName="System.Data.OleDb" />
 </connectionStrings>
so please help me , and please provide me all the codes and where to use those codes by which i can upload images in the database...
i am new in asp.net so please dont think that i will understand everything so please provide me the codes ...PLEASE

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