May 8, 2026 · Databases

Engineering Wisdom Behind High‑Availability Architecture for E‑Commerce Storage Layers

The article analyzes how to design a high‑availability architecture for large‑scale e‑commerce systems, detailing layered risk isolation, stateful storage strategies for flow and state data, unified document‑ID routing, multi‑replica databases, multi‑datacenter synchronization, and real‑world JD case studies that demonstrate elastic scaling and disaster recovery.

database replicationdistributed architecturee-commerce

0 likes · 17 min read

Engineering Wisdom Behind High‑Availability Architecture for E‑Commerce Storage Layers

DataFunSummit

Oct 11, 2021 · Big Data

Impala Architecture, Concurrency, CBO Join Optimization, and Storage Layer in Tencent Financial Big Data Scenario

This article explains how Tencent's financial big‑data platform uses Impala, detailing its overall architecture, concurrency mechanisms, cost‑based join optimization, storage layer design, and practical performance‑tuning experiences to achieve fast, interactive analytics.

Big DataImpalaOLAP

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Impala Architecture, Concurrency, CBO Join Optimization, and Storage Layer in Tencent Financial Big Data Scenario