questdb.com on Hacker News

6 stories on the front page, newest first. Scroll down to watch the site change over time.

Screenshot of questdb.com: The mask that compiles to nothing: how HotSpots JIT learned to reason about bits

The mask that compiles to nothing: how HotSpots JIT learned to reason about bits (questdb.com)

67 points by rowbin 3 months ago | 8 comments

Screenshot of questdb.com: How we made WINDOW JOIN parallel and vectorized

How we made WINDOW JOIN parallel and vectorized (questdb.com)

26 points by tosh 4 months ago | 2 comments

Screenshot of questdb.com: Lies, Damn Lies and Database Benchmarks

Lies, Damn Lies and Database Benchmarks (questdb.com)

49 points by eigenBasis 4 months ago | 18 comments

Screenshot of questdb.com: A 40-line fix eliminated a 400x performance gap

A 40-line fix eliminated a 400x performance gap (questdb.com)

348 points by bluestreak 9 months ago | 75 comments

QuestDB engineering blog post explaining how a 40-line OpenJDK change to getting current thread user CPU time on Linux removed a 400x performance gap.

jvm openjdk linux performance

Screenshot of questdb.com: A kernel bug froze my machine: Debugging an async-profiler deadlock

A kernel bug froze my machine: Debugging an async-profiler deadlock (questdb.com)

105 points by bluestreak 10 months ago | 18 comments

Screenshot of questdb.com: From Rust to reality: The hidden journey of fetch_max

From Rust to reality: The hidden journey of fetch_max (questdb.com)

239 points by bluestreak 1 year ago | 52 comments

questdb.com on Hacker News

The mask that compiles to nothing: how HotSpots JIT learned to reason about bits(questdb.com)

How we made WINDOW JOIN parallel and vectorized(questdb.com)

Lies, Damn Lies and Database Benchmarks(questdb.com)

A 40-line fix eliminated a 400x performance gap(questdb.com)

A kernel bug froze my machine: Debugging an async-profiler deadlock(questdb.com)

From Rust to reality: The hidden journey of fetch_max(questdb.com)