title: ISOLATION levels in Transaction
body: <p>I want to know that what is the best way to arrive at the isolation level of the transaction?
  <a href="http://en.wikipedia.org/wiki/Isolation_(database_systems)" rel="nofollow noreferrer">This is a good link</a> of the available ISOLATION levels.</p>
  
  <p>Blockquote It will be nice if someone can explain the various isolation levels of a transaction</p>