title: Permanently delete data from SQL server database
body: <p>I am currently working on a WinForm application with SQL Server Express 2012 and entity framework 6.
  Now my Client want the option of deleting all the data from the database upon his request.
  I read many articles online which say that data can we recovered even from truncated tables using transaction log and some paid tools. 
  But I want,complete removal of data from database such that it can not be recovered by any means and restore it from last taken backup manually after sometime.</p>
  
  <p>So my query is how delete selected table data from sql server database permanently.  </p>