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Fix typo - lobsided -> lopsided (#11)

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James Hewitt 2017-03-10 00:37:39 +00:00 committed by Donne Martin
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@ -844,7 +844,7 @@ Common ways to shard a table of users is either through the user's last name ini
##### Disadvantage(s): sharding ##### Disadvantage(s): sharding
* You'll need to update your application logic to work with shards, which could result in complex SQL queries. * You'll need to update your application logic to work with shards, which could result in complex SQL queries.
* Data distribution can become lobsided in a shard. For example, a set of power users on a shard could result in increased load to that shard compared to others. * Data distribution can become lopsided in a shard. For example, a set of power users on a shard could result in increased load to that shard compared to others.
* Rebalancing adds additional complexity. A sharding function based on [consistent hashing](http://www.paperplanes.de/2011/12/9/the-magic-of-consistent-hashing.html) can reduce the amount of transferred data. * Rebalancing adds additional complexity. A sharding function based on [consistent hashing](http://www.paperplanes.de/2011/12/9/the-magic-of-consistent-hashing.html) can reduce the amount of transferred data.
* Joining data from multiple shards is more complex. * Joining data from multiple shards is more complex.
* Sharding adds more hardware and additional complexity. * Sharding adds more hardware and additional complexity.