Calculating Routes at Scale using SQL on BigQuery
Summary A guide to route optimization using Google BigQuery, a cloud-native & scalable alternative to PgRouting & Network Analyst. This post may describe functionality for an old version of CARTO. Find out about the latest and cloud-native version here. Computing distance metrics is a challenging problem in spatial analysis. When studying urban travel, calculating distances between two locations a
How to improve performance of GeoIP query in BigQuery?
I have loaded my application logs in BigQuery and I need to calculate country based on IP address from those logs. I have written a join query between my table and a GeoIP mapping table that I downloaded from MaxMind. An ideal query would be OUTER JOIN with range filter, however BQ supports only = in join conditions. So the query does an INNER JOIN and handles missing values in each side of the JO
The Gaia-SINS federated project home-page
Spatial Is Not Special Spatial data processing simply is a branch in computing between many others: and spatial data are too much strategic and pervasive to be confined to niche applications
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Geography functions | BigQuery | Google Cloud
