MySQL

• MySQL Replication Error Recovery via snapshots

  How to recover from replication errors in MySQL without a lot of pain.

• Copying MySQL databases from one remote server to another

• *THE* MySQL Blog

  Chock full of rich info on MySQL and other tech stuff

• MySQL Musings

  A MySQL blog whose author mostly discusses replication and is the architect of MySQL 5.1 row-based replication. Can get very technical.