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The Percona Database Performance Blog

Technical guides, deep dives, and perspectives across MySQL, PostgreSQL, MongoDB, Valkey, Redis, and more.

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April 20, 2026

Deploying Cross-Site Replication in Percona Operator for MySQL (PXC)

Having a separate DR cluster for production databases is a modern day requirement or necessity for tech and other related businesses that rely heavily...

Percona Operator for PostgreSQL 2.9.0: PostgreSQL 18 Default, PVC Snapshot Backups, LDAP Support, and More!

Benchmarking MyRocks vs. InnoDB in Memory-Constrained Environments

PostgreSQL: Bye-Bye MD5 Authentication. What’s Next?

Far
Enough.

Said no pioneer ever.

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MySQL, PostgreSQL, InnoDB, MariaDB, MongoDB and Kubernetes are trademarks for their respective owners.

The Percona Database Performance Blog

MariaDB’s Snapshot Isolation: A Fix That Breaks More Than It Fixes

Why A Goat?

Pipelining and Transactions in Redis and Valkey

MongoDB Query Plan Cache Explained: Performance, Pitfalls, and Re-Planning

Auditing Login Attempts in MySQL and MariaDB

Percona ClusterSync for MongoDB 0.8.0: Up to 18x Faster Change Replication

Percona Operator for PostgreSQL 2.9.0: PostgreSQL 18 Default, PVC Snapshot Backups, LDAP Support, and More!

Benchmarking MyRocks vs. InnoDB in Memory-Constrained Environments

PostgreSQL: Bye-Bye MD5 Authentication. What’s Next?

Far Enough.

Far
Enough.