Sometimes, especially when developing, you might need to update the checksum due to it changing but your migration was still run and valid against the db. Add a method to update only the checksum even though the migration is already applied. Do not apply it again.
Sometimes, especially when developing, you might need to update the checksum due to it changing but your migration was still run and valid against the db. Add a method to update only the checksum even though the migration is already applied. Do not apply it again.