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Data Migration

Migrate data between systems or versions.

Migration Types​

System Migration​

  • Move to new server
  • Database migration
  • File migration
  • Configuration migration

Version Migration​

  • Upgrade data structure
  • Migrate to new schema
  • Data transformation
  • Validation

Migration Process​

Pre-Migration​

  1. Backup current data
  2. Test migration script
  3. Verify target system
  4. Plan downtime

Migration​

  1. Stop services
  2. Run migration script
  3. Verify data
  4. Test functionality
  5. Start services

Post-Migration​

  1. Verify data integrity
  2. Test all features
  3. Monitor system
  4. Document changes

Migration Tools​

Laravel Migrations​

php artisan migrate
php artisan migrate:rollback
php artisan migrate:refresh

Database Tools​

  • phpMyAdmin
  • MySQL Workbench
  • Command line tools

Best Practices​

  1. Backup First: Always backup before migration
  2. Test: Test on staging first
  3. Document: Document migration steps
  4. Verify: Verify data after migration
  5. Rollback Plan: Have rollback plan ready