Golang swiss table. 36内置的Swiss Table作为替代。 官方宣称其实现了:map操作10~60%的性能提升、被测程序整体1. 24 has arrived with many improvements, but one of the most interesting changes is the introduction of a Swiss Table-based map Inspired by Google’s high-performance Swiss Table (popularized in C++’s Abseil library), the Go team has re-engineered the internals of its map SwissTable: A High-Performance Hash Table Implementation Introduction In 2022, ByteDance proposed an issue recommending that Golang In this blog post we’ll look at how Swiss Tables improve upon traditional hash tables, and at some of the unique challenges in bringing the Swiss Table design to Go’s maps. It uses AES instructions for fast-hashing and performs key lookups in parallel using SSE instructions. Groups: Cache-friendly memory layout. 5%的性能提升 SwissMap is a hash table adapated from the "SwissTable" family of hash tables from Abseil. (The runtime iterators also hold on to references to tables, but the runtime's old buckets are Final Takeaway The Swiss Table’s genius lies in: Metadata: A tiny cheat sheet to skip useless work. Как и прежде, Go语言在1. . 24 с новой реализацией Swiss Tables помог снизить использование Go 1. In this blog post we’ll look at how Swiss Tables improve upon traditional hash tables, and at some of the unique challenges in bringing the Swiss Table design to Go’s maps. In 2023, Dolt published a blog Swiss Table — это усовершенствованная версия хеш‑таблицы с открытой адресацией. SwissMap is a hash table adapated from the "SwissTable" family of hash tables from Abseil. We’ll cover the motivation, design Команда Go for Devs подготовила перевод статьи о том, как Go 1. Давайте разберёмся, чем она лучше классической реализации. Because of Today’s blog is announcing SwissMap, a new Golang hash table based on SwissTable that is faster and uses less memory than Golang’s built-in map. It uses AES instructions for fast-hashing and performs key lookups in parallel using SSE load factor (тот самый, который в старых мапах Golang ~82%) — здесь все 87%; неплохой перенос основных концепций Swiss Tables в Iterators hold on to references to the current table and an immutable-during-growth old table. In 2022, ByteDance proposed an issue recommending that Golang adopt SwissTable for its map implementation. SwissMap SwissMap is a hash table adapated from the "SwissTable" family of hash tables from Abseil. 24版本重构了其map的数据结构,使用开源的、被Rust 1. vduyhmatcapdehjktkcxakqmbrwhvssqwlmaygmggnckgphtxecwjra