October 19, 2026
PostgreSQL 19 WAIT makes read-your-writes a contract
I explain when waiting for a PostgreSQL replica beats routing reads to the primary, and how to test the latency, timeout, and fallback behavior.
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Posts tagged “replication”.
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October 13, 2026
A replication-slot status metric is not proof of replication health
I explain what Azure’s logical replication slot sync status can tell you, what it cannot prove, and which signals I would pair with it.
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