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Merge pull request #1178 from himanshug/doc_fix 

simple typo fix on Concepts-and-Terminology.md
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Fangjin Yang 2015-03-07 09:55:30 -08:00
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docs/content/Concepts-and-Terminology.md
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@ -28,7 +28,7 @@ More definitions are available on the [design page](Design.html).
* **Metrics**  Countable data that can be aggregated. Metrics, for example, can be the number of visitors to a website, number of tweets per day, or average revenue.
* **Rollup**  The aggregation of data that occurs at one or more stages, based on settings in a [configuration file](#specFile).
* **Rollup**  The aggregation of data that occurs at one or more stages, based on settings in a [configuration file](#specfile).
<a name="segment"></a>
* **Segment**&nbsp;&nbsp;A collection of (internal) records that are stored and processed together. Druid chunks data into segments representing a time interval, and these are stored and manipulated in the cluster.