ITPUB

Oct 12, 2022 · Databases

Optimizing Distributed Database Sorting: In-Memory Merge to Disk Buffering

This article examines the challenges of sorting queries in distributed databases, outlines the limitations of in‑memory proxy sorting, and presents a step‑by‑step optimized approach that leverages per‑shard sorting, disk‑based buffering, and priority‑queue merging to reduce memory pressure and I/O overhead.