Simon Willison’s Weblog

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2 items tagged “phil-eaton”

2024

A write-ahead log is not a universal part of durability (via) Phil Eaton uses pseudo code to provide a clear description of how write-ahead logs in transactional database systems work, useful for understanding the tradeoffs they make and the guarantees they can provided.

I particularly liked the pseudo code explanation of group commits, where clients block waiting for their commit to be acknowledged as part of a batch of writes flushed to disk.

# 1st July 2024, 3:05 pm / databases, phil-eaton

2022

Writing a minimal Lua implementation with a virtual machine from scratch in Rust. Phil Eaton implements a subset of Lua in a Rust in this detailed tutorial.

# 15th January 2022, 6:29 pm / compilers, lua, rust, phil-eaton