drupal 9 modify a views query

To modify a views query in Drupal 9, you can follow these steps:

1. Go to the Views administration page in your Drupal 9 site.
2. Find the view you want to modify and click on the "Edit" link next to it.
3. In the Views UI, locate the "Advanced" section and click on it to expand it.
4. Look for the "Query settings" option and click on it to expand it.
5. In the "Query settings" section, you will see a textarea labeled "Query options". This is where you can modify the views query.
6. Make the necessary modifications to the query according to your requirements.
7. Once you have made the modifications, click on the "Apply (all displays)" button to save the changes.

Please note that modifying the views query directly requires a good understanding of Drupal's database structure and the underlying SQL queries. It is recommended to have a backup of your site before making any changes to the views query.