Explain MySQL backup and recovery strategies.

Backup types:
• Logical: mysqldump (SQL statements)
• Physical: File system copy
• Hot: Online backup (MySQL Enterprise)
• Cold: Offline backup

Example:
mysqldump -u root -p database_name > backup.sql
mysql -u root -p database_name < backup.sql

Point-in-time recovery:
Use binary logs to recover to specific time.