News for hackers. Stuff that matters.

cgfloat

Show HN: Parquetastic – a browser-based Parquet metadata inspector

https://parquetastic.dev

Hi HN!I work on an analytical database engine, and I spend a lot of time trying to understand the structure of Apache Parquet files (row groups, column chunks, data pages, encodings, etc.).I feel like existing tools for this job such as parquet-tools or pyarrow are cumbersome to use and for anything beyond the basics you end up writing custom code. Datanomy contains some more info, but still...

( Read More... | no comments | on HN )
Re:Ask HN: Generalist contractors, what is your hourly rate? on Saturday September 03, 2022 @09:56AM (#32701912)
OOC, do you have a link to the question from a couple of days ago?
Re:Ask HN: Starting a Career in Programming at 61? on Friday March 25, 2022 @12:04PM (#30803840)
If you started programming at age 16, I'm not sure the fact that you learned Rust at age 55 is relevant here -- as you say "Programming is not only about learning a language". With your 39+ (=55-16) years of experience, I'm sure you have learned the background that made it quite easy to learn Rust at age 55.