zX41ZdbW

5 ms·

31.
SynnoDB – Synthesizing Database engines for your workloads(github.com)
2 points by zX41ZdbW 3mo ago|0 comments
32.
Moonshot AI eyes $50B valuation, Hong Kong IPO after Kimi K3 breakthrough(finance.yahoo.com)
5 points by zX41ZdbW 3mo ago|0 comments
33.
by zX41ZdbW 3mo ago
Why not a wildcard DNS pointing to a few Anycast IP addresses with proxies?
34.
by zX41ZdbW 3mo ago
https://github.com/ClickHouse/ClickBench/pull/983
35.
by zX41ZdbW 3mo ago
Yes, it was a typo. Thank you!
36.
Crystal ML Library: Autograd, Tensors, Neural Networks, Optimizers(github.com)
3 points by zX41ZdbW 3mo ago|0 comments
37.
by zX41ZdbW 3mo ago
https://pastila.nl/?cafebabe/5763fb6ec6db85bf0f20fbd710a8c83...
38.
by zX41ZdbW 3mo ago
Just tested a few minutes ago on the ClickBench dataset. Overall quite good, but, depending on particular columns, most of the time slower - e.g., ~2.0 vs ~2.8 GB/sec on Graviton 4 machine in AWS.
39.
by zX41ZdbW 3mo ago
You can look at the LZ4 decompression implementation in ClickHouse: https://presentations.clickhouse.com/2018-highload-siberia/ (the presentation is quite old, but the implementation was updated recently). It uses the
40.
by zX41ZdbW 3mo ago
It is slower than LZ4 on AArch64.
41.
by zX41ZdbW 3mo ago
Great article! About inserting LIMIT - we have out-of-band `limit` and `offset` settings: https://play.clickhouse.com/docs?user=play#q=limit&name=limi...
42.
by zX41ZdbW 3mo ago
ClickHouse also has vectorscan as a regexp engine, supporting multi- and fuzzy-matching, multi-Volnitsky for substring matching, as well as the new LLVM-JIT compiled regexp engine.
43.
by zX41ZdbW 3mo ago
I've recently tested BQN on ClickBench (a benchmark for OLAP databases), and the results are not great: https://benchmark.clickhouse.com/#system=+N|liH&type=-&machi... If anyone is curious how queries in this l
44.
Recovering garbled Bitcoin addresses (2024)(purplesyringa.moe)
14 points by zX41ZdbW 3mo ago|2 comments
45.
by zX41ZdbW 3mo ago
Coding with AI is not much different from coding without AI, just faster and with slightly less typing. But you still have to organize the work and split it into small items. If you ask a model to implement a ray tracer in SQL, it can do so
46.
by zX41ZdbW 3mo ago
It is needed to find bottlenecks in the engine and optimize customer queries. For example, it gives things like: https://github.com/ClickHouse/ClickHouse/pull/108757 You can read more about this approach in m
47.
by zX41ZdbW 3mo ago
It is needed to find bottlenecks in the engine and optimize customer queries. For example, it gives things like: https://github.com/ClickHouse/ClickHouse/pull/108757 You can read more about this approach in m
48.
by zX41ZdbW 4mo ago
I host a publicly open database with Hacker News data at https://play.clickhouse.com/play?user=play#U0VMRUNUICogRlJPT... So you can create any sort of similar services in a single SQL query and an HTML page. I also hosted i
49.
Hellishly Slow Level 13 Deflate Compression(kirill.korins.ky)
94 points by zX41ZdbW 4mo ago|26 comments
50.
by zX41ZdbW 4mo ago
Found one example that survived, and it was legitimate: https://github.com/ClickHouse/ClickHouse/pull/99522/changes
51.
by zX41ZdbW 4mo ago
The CI only runs after one of the maintainers adds a "can be tested" label. When the label is already added, it stops when any of the infrastructure-related files are modified, like Dockerfile, CI configurations, etc. This is quit
52.
by zX41ZdbW 5mo ago
There is already a database named EventQL: https://github.com/eventql/eventql I covered it in my presentation: https://presentations.clickhouse.com/2018-unknown_developers...
53.
by zX41ZdbW 5mo ago
I've been trying for more than a year to make TursoDB load a single file, and it fails: https://github.com/ClickHouse/ClickBench/issues/336
54.
Global weather data from flying airplanes (2025)(clickhouse.com)
1 points by zX41ZdbW 5mo ago|0 comments
55.
A cooperative fiber scheduler for Linux(github.com)
3 points by zX41ZdbW 5mo ago|0 comments
56.
Agentic Coding at ClickHouse(clickhouse.com)
2 points by zX41ZdbW 5mo ago|0 comments
57.
by zX41ZdbW 7mo ago
The performance of hash tables and hash functions significantly depends on the data distribution, and should be compared on real datasets. I've covered it in my presentation: https://presentations.clickhouse.com/2017-ha
58.
iOS Exploit Chain Adopted by Multiple Threat Actors(cloud.google.com)
2 points by zX41ZdbW 7mo ago|0 comments
59.
Databricks Announces Lakewatch: New Open, Agentic SIEM(databricks.com)
3 points by zX41ZdbW 7mo ago|1 comments
60.
PostGIS-compatible spatial functions for ClickHouse(github.com)
3 points by zX41ZdbW 7mo ago|0 comments

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