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JD Tech Talk
JD Tech Talk
Apr 7, 2020 · Backend Development

Designing an Internet Gold Investment System: Architecture, Business Processes, and Database Schema

This article explains how to build a real‑time internet gold investment platform by outlining gold’s financial characteristics, identifying key participants, describing the three‑pillar system architecture, detailing buy, sell, withdraw and gift workflows, and presenting the necessary database tables for robust transaction and reconciliation management.

Database designSystem Architecturebackend-development
0 likes · 12 min read
Designing an Internet Gold Investment System: Architecture, Business Processes, and Database Schema
Alibaba Cloud Infrastructure
Alibaba Cloud Infrastructure
Nov 29, 2017 · Databases

Case Study: Resolving a One‑Cent Discrepancy Caused by Distributed‑Lock Timeout and Concurrency Issues in Alibaba’s Financial System

This article analyzes a real Alibaba internal financial‑system incident where a one‑cent accounting error arose from concurrent database writes after a distributed‑lock timeout, details the root‑cause investigation, and presents two remediation strategies—adjusting timeout settings and strengthening idempotent controls—to prevent similar issues.

AlibabaIdempotencyconcurrency
0 likes · 7 min read
Case Study: Resolving a One‑Cent Discrepancy Caused by Distributed‑Lock Timeout and Concurrency Issues in Alibaba’s Financial System