I wouldn’t really agree with incremental migrations being rotten. Having a set of homegrown scripts would, in my opinion, be a worse approach than having a real tool for such a job will make tracking those changes easier. I’ve had to deal with a similar situation myself, before, so hopefully I can share some of … Read more
Article on usage of multiple database usage in Laravel – https://stackcoder.in/posts/laravel-7x-multiple-database-connections-migrations-relationships-querying Use the –database parameter with the migrate command and store the migrations for each database in separate directories. You could have separate directories in app/database/migrations for each of your database (in your case db1 and db2) and store the appropriate migrations in each directory. … Read more
I want to add some clarification to this thread: Update-Database -TargetMigration:”name_of_migration” What you are doing above is saying that you want to rollback all migrations UNTIL you’re left with the migration specified. Thus, if you use GET-MIGRATIONS and you find that you have A, B, C, D, and E, then using this command will rollback … Read more
Since you are using a custom User model, you can do 4 steps: Comment out django.contrib.admin in your INSTALLED_APPS settings INSTALLED_APPS = [ … #’django.contrib.admin’, … ] Comment out admin path in urls.py urlpatterns = [ … #path(‘admin/’, admin.site.urls) … ] Then run python manage.py migrate When done, uncomment all back
I’m usually using opendbcopy for these kind of jobs …
The 2nd call to Enable-Migrations is failing because the Configuration.cs file already exists. If you rename that class and file, you should be able to run that 2nd Enable-Migrations, which will create another Configuration.cs. You will then need to specify which configuration you want to use when updating the databases. Update-Database -ConfigurationTypeName MyRenamedConfiguration
You can use MySQL Workbench which provides a way to quickly migrate data and applications from Microsoft SQL Server to MySQL employing less time and effort. This tool has a lot of cool features like: Database migrations – enables migrations from Microsoft SQL Server, Sybase ASE and PostgreSQL. Migration project management – allows migrations to … Read more
You need to go back and add ORDER BY clauses to your code because without them the order is never guaranteed. You were “lucky” in the past that you always got the same order but it wasn’t because SQL Server 2008 guaranteed it in anyway. It most likely had to do with your indexes or … Read more
You need to : Delete the state: Delete the migrations folder in your project; And Delete the __MigrationHistory table in your database (may be under system tables); Then Run the following command in the Package Manager Console: Enable-Migrations -EnableAutomaticMigrations -Force Use with or without -EnableAutomaticMigrations And finally, you can run: Add-Migration Initial