DaTaobao Tech
Jul 12, 2022 · Backend Development
Stable System Architecture Upgrade: Interface and Data Migration Strategy
The article outlines a proxy‑based migration framework that enables stable system architecture upgrades by using total and gray‑scale switches to achieve gradual rollout, rollback, non‑intrusive business logic, and graceful shutdown, while handling single‑query routing, multi‑query deduplication, double‑write updates, and direct inserts, illustrated with AspectJ‑driven code and retail store‑ID examples.
Backend DevelopmentData Migrationgray-scale deployment
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