How to Manage Data Residency

Data Science Tech Brief By HackerNoon

This story was originally published on HackerNoon at: https://hackernoon.com/how-to-manage-data-residency.
After explaining the theory behind Data Residency, It's time to get our hands dirty and implement it in a simple demo.
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In the previous post, I proposed a sample architecture where location-based routing happened at two different stages. In this post, we'll see how we can implement routing at the two levels. We'll use Apache ShardingSphere as an indirect layer between the application and the data sources.