1brc_cli

A simple package/cli to generate measurement data for the 1 billion row challenge (1brc).

Repo: https://github.com/codemonument/deno_1brc_cli

Inspiration: The original CreateMeasurements.java file from the 1brc repo.

Official 1brc page: https://1brc.dev/#

Data Format

Each line within the output file contains a weather station name and a temperature reading in the format ;, where station name may have spaces and other special characters excluding ;, and the temperature is a floating-point number ranging from -99.9 to 99.9 with precision limited to one decimal point.

Useful Docs

• Streaming write with deno: https://examples.deno.land/streaming-files