How to update data-preserving migrations in Laravel?

Question

Laravel

During the development process, I update migrations, change the structure of the database.
But I'm obviously doing something wrong... update blows all the records to hell (
I have to do it manually... not comme il faut..
poke pliz into the docks how to do a correct update based on migration files?
Add a column there... or add unique if I missed it at the beginning, I'm
very grateful.

Answer 1

Check that the correct method is used in the migration file.
To create tables, use:
To update tables, use:
To generate a migration to update a table, you can use the command:

$ php artisan make:migration migration_name --table="table_name"

Answer 2

Updating without loss is impossible. But it’s quite realistic and easy to create new migrations every time you need to roll out updates: you create a new migration and then use Schema::table