Database Insights

Most MySQL maintenance tasks still rely on cron, but systemd timers offer better logging, dependency management, and failure handling. Here's how to convert your MySQL maintenance scripts to systemd services.

Avoid these common MySQL configuration mistakes that cripple performance. Learn proper buffer pool sizing, connection limits, and InnoDB settings for production workloads.

Performing online schema changes on MySQL tables with triggers is a known pain point — pt-osc creates conflicting triggers, and gh-ost has its own limitations. Here are the safe approaches.

Use Percona XtraBackup to take hot physical backups of MySQL InnoDB — setup, verification, and restore steps

A comprehensive guide to optimizing AWS RDS MySQL performance through infrastructure tuning, parameter configuration, and query optimization

MySQL 8.0 significantly improved geospatial support with SRID-aware columns, spatial reference systems, and accurate geographic distance calculations. Here's how to use it in production.

Set up MySQL Galera Cluster for synchronous multi-master replication — configuration, split-brain avoidance, and monitoring

Evaluate PlanetScale for MySQL workloads — Vitess-based branching, non-blocking schema changes, and pricing

MySQL 8.0 exposes error logs through performance_schema.error_log — enabling SQL-based filtering by severity, component, and timestamp without grep-ing log files.

MySQL's ecosystem includes three main logical backup tools — mysqldump, mysqlpump, and mydumper. Each has distinct performance characteristics, parallelism support, and compatibility trade-offs.

MySQL InnoDB tablespace encryption (TDE) encrypts data pages on disk without changing application code — using a two-tier keyring architecture that separates the master key from table keys.

Deploy enterprise-grade MySQL high availability with InnoDB Cluster. Learn Group Replication integration, MySQL Router configuration, and automatic failover setup.