What I Talk About When I Talk About Query Optimizer (Part 1): IR Design
I recently came across an insightful article on SQL Query Optimizers by @leiysky on Zhihu, and I must say it was excellent! To make it accessible to a wider audience, I have translated the piece into English. Enjoy reading! Please note that @leiysky deserves full credit for the quality of this article. Any mistakes are solely due to my inadequate translation skills. Alright, let's begin! During ou
Rust std fs slower than Python!? No, it's hardware!
I'm about to share a lengthy tale that begins with opendal op.read() and concludes with an unexpected twist. This journey was quite enlightening for me, and I hope it will be for you too. I'll do my best to recreate the experience, complete with the lessons I've learned along the way. Let's dive in! All the code snippets and scripts are available in Xuanwo/when-i-find-rust-is-slow TL;DRJump to Con
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