Layered diagram of a key-value store with WAL, memtable, SSTables, and compaction.

Building a Mini LSM-Tree Key-Value Store in Rust: A CV-Grade Systems Project

Build a runnable LSM-tree key-value store with a write-ahead log in Rust, from WAL append to SSTable flush to compaction. The exact project to make your CV read like a database engineer’s.

September 2, 2026 · 12 min · 2532 words · martinuke0
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