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Dec 24, 2020 · Databases

How TDSQL Achieves Multi‑Level Strong Consistency with 4×‑3× Performance Gains

This article explains how Tencent's TDSQL database tackles the combined challenges of transaction and distributed consistency by introducing a multi‑level strong consistency model that delivers several‑fold performance improvements over Spanner, CockroachDB, and native Greenplum while preserving ACID guarantees.