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Update Dev Notes

Jon Roeber 2024-01-21 19:59:23 +00:00
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Dev-Notes.md

@ -29,6 +29,10 @@ WHERE dev_eui = 'fffe2002c855b594';
GRANT SELECT ON tbeam TO qgis;
```
Reception was dramatically better when the hotspot was on the roof. Graduated symbology worked fine in QGIS.
Next step: set up `NOTIFY` triggers in Postgres and enable them in QGIS: https://kartoza.com/blog/postgis/using-notify-to-automatically-refresh-layers-in-qgis
## 20240117
Example SQL query to create a `qgis_friendly` view that converts Cayenne GPS location into PostGIS point, includes unique ID, RSSI, time, and gatewayId, and filters on gatewayId: