J. Andrew Rogers

AquaHash is a 128-bit non-cryptographic hash function that delivers state-of-the-art performance across all key sizes. The algorithm employs a novel construction based on AES intrinsics. Source code is available under the Apache License.

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Why Are Geospatial Databases So Hard to Build?

2015183 points54 comments Databases & Data details

In 2005, I decided to design my first geospatial database engine. PostGIS was unable to keep up with the modest volumes of sensor data I was working with and while I was new to geospatial data, I had skill designing database engines. It seemed simple enough to get the scale and performance I required. Nothing could…