A [pull request](https://github.com/FAForever/db/issues?q=is%3Apr+is%3Aclosed) typically contains one migration. The maintainer may change your filename, mostly the version.
### Tipps to get your PR approved
* Nearly every table should have a `create_time` and `update_time` columns.
* Nearly every table should have a `create_time` and `update_time` column.