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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Categories

Database Architecture Query Performance AI Database Operations System Design Schema Design Database Fundamentals Anti Patterns SRE Team Process

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MySQL PostgreSQL Operations Performance AI Query Tuning Indexes Architecture Productivity Agents

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2 pages

Transactions

Database Deadlocks, Part 1: The Patterns 0 Postgresql Mvcc Explained: Dead Tuples, Vacuum and Idle Transactions 0

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