title: What is fast to execute and low on CPU - Reading Denormalized data from db (stored as binary) in table or Reading the same from binary file?
body: <p>When it comes to performance for e-commerce site, what do you suggest from following two options:</p>
  
  <ol>
  <li>Reading Serialized De-normalized data stored in separate table in db as binary? 
  OR</li>
  <li>Reading Serialized De-normalized data stored in file as binary? </li>
  </ol>
  
  <p>With at least three tables / binary file to be read for each page request?</p>