Backup Strategies Deep Dive
Full, incremental, and differential backups. RPO and RTO explained. Automated backup schedules.
Here's a scenario that keeps database administrators up at night. It's 3 AM on a Saturday. An automated deployment script had a bug. Instead of updating records, it deleted them. 2.3 million customer records, gone. The team discovers it four hours later when monitoring alerts fire.
The next question determines whether this is a minor incident or a company-ending event: do we have a backup, and how recent is it?
Backups are insurance for your data. Like insurance, you pay for them before you need them, they feel unnecessary until disaster strikes, and the quality of your policy determines whether you recover or go bankrupt.
The Three Types of Backups
Full Backup
A full backup is a complete copy of your entire database at a specific point in time. It's the simplest to un
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