title: What's the difference between IQueryable and IEnumerable
body: <p>I'm confused as to the difference.  Being fairly new to .Net, I know I can query <code>IEnumerables</code> using the Linq extensions.  So what is this <code>IQueryable</code> and how does it differ?</p>
  
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  <p>See also <a href="https://stackoverflow.com/questions/252785/what-is-the-difference-between-iqueryablet-and-ienumerablet/25664959">What is the difference between IQueryable[T] and IEnumerable[T]?</a> that overlaps with this question.</p>