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How We Made Our MMDB Files a Third Smaller Without Changing a Byte of Data

How We Made Our MMDB Files a Third Smaller Without Changing a Byte of Data

IPinfo cut its MMDB database catalogue by 31%, with some files shrinking by up to 80%, without changing a single lookup result. Here’s how we eliminated duplicate search-tree data, proved the output was identical, and open sourced the tool that does it.

a minute ago by Tiago Martins & Silvano Cerza — 7 min read
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