Gorilla by Facebook had this. Value is stored as delta and time as delta of delt... | Hacker News

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blackoil 3 months ago | parent | context | favorite | on: How TimescaleDB compresses time-series data

Gorilla by Facebook had this. Value is stored as delta and time as delta of delta.

f311a 3 months ago | [–]

It's used in ClickHouse as well. CH supports all known compression algos and they are documented pretty well.

lokar 3 months ago | [–]

They say they are using “gorilla compression “

I’m still amazed every time I go back and read how the compression for floating point values works.

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