| left_col,right_col,sample_type | |
| DATE_FOUND_ID,ID,P | |
| DATE_FOUND_ID,YEAR,P | |
| DATE_FOUND_ID,MONTH,P | |
| DATE_FOUND_ID,DAY,P | |
| DATE_FOUND_ID,HOUR,P | |
| DATE_FOUND_ID,MINUTE,P | |
| DATE_FOUND_ID,MONTH_NAME,P | |
| DATE_FOUND_ID,WEEK_NUMBER,P | |
| DATE_FOUND_ID,DAY_OF_WEEK,P | |
| DATE_FOUND_ID,SEASON,P | |
| GRID_ID,ID,N | |
| GRID_ID,DAY,N | |