When running native queries, one can shape the query editor area to his will, which is perfect. But the results area, although moving along with the query editor area up and down, does not get really resized after the query is run. This leads to the following scenarios:
1 - if you run the query, and then expand the query editor area, you can see below that the results area is not entirely on the screen - I mean, not even the scroll bar is entirely on the screen.
2 - if you run the query, and then reduce the query editor area, or hide it with the button, you can see below that the results area does not take the remaining space, leaving a void area:
Running metabase 0.31.0 here.
UPDATE: filed an issue for this: