This example shows how cumulative sales for the first week of all quarters are totaled using the Compatible calendar.
SET SESSION calendar = Compatible; SEL Item_Code, SUM(Sale_Amt) FROM Sales_Tbl WHERE WeekNumber_Of_Quarter(Sale_Date) = 1 GROUP BY Item_Code;
SET SESSION calendar = Compatible;
| Item_Code | SUM(Sale_Amt) |
|---|---|
| 101 | 245 |
| 102 | 100 |
Sales_Tbl:
| Item_Code | Sale_Amt | Sale_Date |
|---|---|---|
| 101 | 10 | 2008-12-30 |
| 101 | 15 | 2008-12-31 |
| 101 | 20 | 2009-01-01 |
| 101 | 25 | 2009-01-02 |
| 101 | 30 | 2009-01-03 |
| 101 | 35 | 2009-01-04 |
| 101 | 40 | 2009-01-05 |
| 101 | 45 | 2009-01-06 |
| 101 | 50 | 2009-01-07 |
| 101 | 55 | 2009-01-08 |
| 102 | 10 | 2009-01-01 |
| 102 | 20 | 2009-01-03 |
| 102 | 30 | 2009-01-05 |
| 102 | 40 | 2009-01-07 |
| 102 | 50 | 2009-01-09 |
Jan 2009 Calendar:
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| 25 | 26 | 27 | 28 | 29 | 30 | 31 |