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Clearer filter docs. (#3448)

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Gian Merlino 2016-09-09 13:47:13 -07:00 committed by Fangjin Yang
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docs/content/querying/filters.md
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@ -330,7 +330,7 @@ The filter above is equivalent to the following OR of Bound filters:
```
### Filtering with Extraction Functions
Some filters optionally support the use of extraction functions.
All filters except the "spatial" filter support extraction functions.
An extraction function is defined by setting the "extractionFn" field on a filter.
See [Extraction function](./dimensionspecs.html#extraction-functions) for more details on extraction functions.