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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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June 16, 2026

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Corrado Pandiani

Extending pt-archiver with a Partition-Aware Plug-in for Fast Retention Policy Enforcement

Managing data retention policies is one of the most common operational tasks in MySQL. Applications continuously generate transactional, audit, loggin...

Group Replication VS Percona XtraDB Cluster: The True Cost of Consistency

The Failover Brownout: Rethinking High Availability in MySQL Group Replication

June 9, 2026

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Slava Sarzhan

Percona Operator for MySQL (PXC) 1.20.0: Automatic Storage Resizing, TLS Certificate Rotation, and ARM64 Support

Migrating from MongoDB 6.0 to 8.0: How Percona ClusterSync Handles Cross-Version Replication

May 28, 2026

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Slava Sarzhan

Percona Operator for PostgreSQL 3.0.0: Hard Fork, OLM Scoping, Major Upgrades

May 27, 2026

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Slava Sarzhan

Migrate from Crunchy Data PostgreSQL Operator to Percona PostgreSQL Operator: Backup-Restore and PV Reuse

May 26, 2026

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Scott LaFortune

How Procurement Leaders Realize ROI from Open Source Databases

May 25, 2026

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Evgeniy Patlan

Running TidesDB as a MySQL 9.7 storage engine

Migrate from Crunchy Data PostgreSQL Operator to Percona PostgreSQL Operator: Standby Cluster Method

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

Group Replication VS Percona XtraDB Cluster: The True Cost of Consistency

The Failover Brownout: Rethinking High Availability in MySQL Group Replication

Percona Operator for MySQL (PXC) 1.20.0: Automatic Storage Resizing, TLS Certificate Rotation, and ARM64 Support

Migrating from MongoDB 6.0 to 8.0: How Percona ClusterSync Handles Cross-Version Replication

Percona Operator for PostgreSQL 3.0.0: Hard Fork, OLM Scoping, Major Upgrades

Migrate from Crunchy Data PostgreSQL Operator to Percona PostgreSQL Operator: Backup-Restore and PV Reuse

How Procurement Leaders Realize ROI from Open Source Databases

Running TidesDB as a MySQL 9.7 storage engine

Migrate from Crunchy Data PostgreSQL Operator to Percona PostgreSQL Operator: Standby Cluster Method

Far Enough.

Far
Enough.