xarray-sql derives an attention kernel from SQL
What happened
On October 31, 2026, a Show HN post on Hacker News' front page had a developer describing a method that derives a FlashAttention kernel from about 25 lines of SQL. The report gives the code location, the 01_attention.py file in the benchmarks/ml directory of the xarray-sql repository, and notes the file is 322 lines. The disclosed progress is the public demonstration of the method and the code location; no kernel performance test results or further implementation details are provided.
Written by AI from the coverage · updated 2 hours ago
Coverage
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- Hacker News front pageShow HN: Automatic deduction of FlashAttention kernel from ~25 lines of SQL
有开发者展示了从约 25 行 SQL 自动推导出 FlashAttention kernel 的方法，相关代码位于 xarray-sql 仓库的 benchmarks/ml 目录下 01_attention.py 文件中，该文件共 322 行。
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