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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Database Architecture AI Query Performance Schema Design System Design Engineering Management Team Process Anti Patterns Cost Optimization Database Operations SRE Engineering Infrastructure Platform Engineering Security

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Databases PostgreSQL MySQL Performance Query Tuning AI Operations Productivity Data Integrity Architecture

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2 pages

Orm

Orms Are a Coupling, Not an Abstraction 0 Polymorphic References Are Not Foreign Keys 0

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