examples/keep/output.txt
Headers:
[:date, :open, :high, :low, :close, :volume, :adjusted_close]
Preview:
+------------+-------------+
| date | close |
+------------+-------------+
| 2015-03-11 | 2040.23999 |
| 2015-03-12 | 2065.949951 |
| 2015-03-13 | 2053.399902 |
| 2015-03-16 | 2081.189941 |
| 2015-03-17 | 2074.280029 |
| 2015-03-18 | 2099.5 |
| 2015-03-19 | 2089.27002 |
| 2015-03-20 | 2108.100098 |
| 2015-03-23 | 2104.419922 |
| 2015-03-24 | 2091.5 |
+------------+-------------+