| id,interval_col,varchar_interval_col | |
| 1,PT0M,PT0M | |
| 2,PT1M,PT1M | |
| 3,PT30M,PT30M | |
| 4,PT59M,PT59M | |
| 5,PT60M,PT60M | |
| 6,PT200M,PT200M | |
| 7,PT7777M,PT7777M | |
| 8,PT9999M,PT9999M | |
| 9,PT99999M,PT99999M | |
| 10,PT-0M,PT-0M | |
| 11,PT-1M,PT-1M | |
| 12,PT-30M,PT-30M | |
| 13,PT-59M,PT-59M | |
| 14,PT-60M,PT-60M | |
| 15,PT-200M,PT-200M | |
| 16,PT-7777M,PT-7777M | |
| 17,PT-9999M,PT-9999M | |
| 18,PT-99999M,PT-99999M | |
| 19,PT+0M,PT+0M | |
| 20,PT+1M,PT+1M | |
| 21,PT+30M,PT+30M | |
| 22,PT+59M,PT+59M | |
| 23,PT+60M,PT+60M | |
| 24,PT+200M,PT+200M | |
| 25,PT+7777M,PT+7777M | |
| 26,PT+9999M,PT+9999M | |
| 27,PT+99999M,PT+99999M |