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By mswatcher
via siavoshb.tumblr.com
Published: Apr 04 2013 / 02:32

. When performance is an issue, if you can calculate or process it at the application layer, then take it out of the database layer. order by/group by are classic examples. It’s almost always easier to scale out your application layer than your database layer. As true for MySQL on your server as it is on the sqlite in your handheld.
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