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Updated OptimizeRenderingWithPostGIS (markdown)

Bonnasseau 2013-09-25 02:50:38 -07:00
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OptimizeRenderingWithPostGIS.md

@ -196,6 +196,9 @@ Also, if you are filtering or sorting on a specific field, an index on that fiel
CREATE INDEX idx_buildings_code ON buildings USING btree(code);
```
## Use asynchronous PostGIS datasource
PostGIS datasource can be used asynchronously so SQL querries are processed by the postgres server while mapnik does actual rendering. Fine tuning explained in [[Postgis-async]].
## General Postgresql maintenance
Keep your database optimized. You should run this SQL command from time to time: