
+--------------------+-------------------+--------------------+
| mpg                | cyl               | disp               |
+====================+===================+====================+
| First Very Long Row Group Name Here                         |
+--------------------+-------------------+--------------------+
| 21.0               | 6                 | 160                |
+--------------------+-------------------+--------------------+
| 21.0               | 6                 | 160                |
+--------------------+-------------------+--------------------+
| Second Even Longer Row Group Name That Should Also Expand   |
+--------------------+-------------------+--------------------+
| 22.8               | 4                 | 108                |
+--------------------+-------------------+--------------------+
| 21.4               | 6                 | 258                |
+--------------------+-------------------+--------------------+
| Short                                                       |
+--------------------+-------------------+--------------------+
| 18.7               | 8                 | 360                |
+--------------------+-------------------+--------------------+
| 18.1               | 6                 | 225                |
+--------------------+-------------------+--------------------+ 
