The DataNinja | Deep dives into database technologies like MySQL, GTID replication, high availability, and disaster recovery. Also covering OLAP solutions like Snowflake, distributed systems, Kafka-based event-driven architectures, and cloud infrastructure using AWS services like RDS, S3, and CDC pipelines into modern data warehouses.

Posts

Nov 3, 2025
Fixing Prod Query Slowdowns Caused by MySQL open_files_limit
Oct 10, 2025
How pt-heartbeat Log Rotation Caused Disk Space Bloat on Our MySQL Nodes
Oct 3, 2025
Unexpected MySQL Restarts on Ubuntu 24.04: The needrestart Change
Aug 18, 2025
How innodb-flush-log-at-trx-commit saved the day
Jun 4, 2025
MySQL to RDS Replication Script using XtraBackup and S3
May 8, 2025
When a MySQL Replica Became Primary and Blew Up the Disk with Audit Logs
May 5, 2025
Mysql Primary Promotion Using GTID