EXPLAIN ANALYZE

Building systems that don't page you at 3am — and teams that keep it that way.

by Ruslan Tolkachev Staff Systems Engineer — databases & data infra

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Databases MySQL PostgreSQL Operations Performance AI Query Tuning Architecture Productivity Agents

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Replication

A Billion Row Versions From One Uncommitted Read Stalled a Mysql Replica 0

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SELECT insights FROM experience WHERE downtime = 0; -- Ruslan Tolkachev