Writing

Build logs and notes from working through systems internals.

Build logs and notes from working through systems software, mostly storage-engine internals in C.

Building a B+ Tree Storage Engine

Writing a disk-based B+ tree storage engine in C from scratch, and documenting what the textbook version quietly leaves out once the data has to live on real pages.

CDatabasesB+ TreeStorage Engines
Part 1Jul 4, 2026

Building a B+ Tree Storage Engine (Part 1): Why Order Stops Making Sense on Disk

Moving a B+ tree from memory to disk turns nodes into pages and records into slots, and the classic 'order' parameter dissolves into page size. Same tree, different implementation.

Read Part 1 →