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change wrong title above tips on indexing

Pete 2016-06-28 16:13:00 +01:00
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OptimizeRenderingWithPostGIS.md

@ -182,7 +182,7 @@ You could even expand the `case when ... end` to also handle the `no` cases, and
In these examples, the SQL will get more elaborate, but actual filters will be greatly simplified. Since there is only a single datasource query for a layer, and potentially lots of rules and filters to test these results, it stands to reason to do the hard work in a single location, and leave it to the component that does this the best: PostGIS.
## PostGIS layers
## Create indices
Creating indexes can also help fetching the rows faster. To create a GIST index: