Database Tuning Articles

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8/14/2026 • EN

Brent Ozar answers DBA questions on SQL Server, tempdb, AI, and career advice from Zhengzhou, China.

Database Administration Database Tuning Dbcc Checkdb SQL Server Tempdb

3/10/2026 • EN

Explains why logical reads are not repeatable when using columnstore indexes in SQL Server, challenging a common tuning assumption.

Columnstore Indexes Database Tuning Logical Reads Query Performance SQL Server

8/30/2019 • EN

A guide to tuning PostgreSQL's autovacuum feature, covering internals, configuration, and providing a sample Docker setup.

Autovacuum Database Internals Database Tuning docker postgresql

6/1/2018 • EN

Announcing the second edition of a comprehensive course on Ruby on Rails performance, covering updates, new lessons, and community insights.

Application Servers Database Tuning performance optimization Ruby On Rails Web Development

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