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If you execute these commands sequentially:

medium📝 component behavior Q4 of 15
Laravel - Database Basics and Migrations
If you execute these commands sequentially:
php artisan migrate:rollback
php artisan migrate
What will be the final state of your database migrations?
AAll migrations are applied as if nothing happened
BNo migrations are applied because rollback removes all migrations
COnly the first batch of migrations is applied
DAll migrations are applied except the last batch rolled back and then re-applied
Step-by-Step Solution
Solution:
  1. Step 1: Understand rollback effect

    migrate:rollback rolls back the last batch of migrations.
  2. Step 2: Running migrate again

    Running migrate after rollback reapplies the rolled back migrations.
  3. Step 3: Final state

    Since the last batch was rolled back and then re-applied, all migrations are applied.
  4. Final Answer:

    All migrations are applied as if nothing happened -> Option A
  5. Quick Check:

    Rollback then migrate reapplies last batch [OK]
Quick Trick: Rollback last batch then migrate reapplies it [OK]
Common Mistakes:
  • Assuming rollback removes all migrations
  • Thinking rollback prevents reapplying migrations
  • Confusing rollback with reset

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