Virtual columns are separated by pipe characters and not labeled with their column names.
| packed_data | sn |
|---|---|
| Nashville|Tennessee|2010-01-01 00:00:00|35.1 | 1 |
| Nashville|Tennessee|2010-01-01 01:00:00|36.2 | 2 |
| Nashville|Tennessee|2010-01-01 02:00:00|34.5 | 3 |
| Nashville|Tennessee|2010-01-01 03:00:00|33.6 | 4 |
| Nashville|Tennessee|2010-01-01 04:00:00|33.1 | 5 |
| Knoxville|Tennessee|2010-01-01 03:00:00|33.2 | 6 |
| Knoxville|Tennessee|2010-01-01 04:00:00|32.8 | 7 |
| Knoxville|Tennessee|2010-01-01 05:00:00|32.4 | 8 |
| Knoxville|Tennessee|2010-01-01 06:00:00|32.2 | 9 |
| Knoxville|Tennessee|2010-01-01 07:00:00|32.4 | 10 |