The file is about 400MB and adds around 4GB to the Nominatim database.
!!! tip
- If you forgot to download the wikipedia rankings, you can also add
- importances after the import. Download the files, then run
- `nominatim refresh --wiki-data --importance`. Updating importances for
- a planet can take a couple of hours.
+ If you forgot to download the wikipedia rankings, then you can
+ also add importances after the import. Download the SQL files, then
+ run `nominatim refresh --wiki-data --importance`. Updating
+ importances for a planet will take a couple of hours.
### External postcodes
database or reuse the space later.
!!! warning
- The datastructure for updates are also required when adding additional data
+ The data structure for updates are also required when adding additional data
after the import, for example [TIGER housenumber data](../customize/Tiger.md).
If you plan to use those, you must not use the `--no-updates` parameter.
Do a normal import, add the external data and once you are done with