Passing DBs Through Continuations
Hacker News (AI keywords)·3 days ago·Tutorial
The post explains how continuation-passing style can express database operators without materializing intermediate results. Using Prela and Julia examples, it shows list transformations, relational composition, product, scan, and probe being expanded through inlining. The result is modular query code that can compile into tight columnar loops, though the author notes assumptions around JIT cost and dense primary keys.
