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In this post we’re going to talk about one of the techniques that can be used in CockroachDB for getting good performance from databases accessed from multiple geographical regions: follower reads. These are operations presenting a slightly stale view of data, which can be served with local latencies from different regions. By default, CockroachDB offers strongly-consistent reads. Our consistency model can be summarized as “no stale reads”, meaning that database reads will return the most up-to-...