INPUT:-
| CUST_ID | GIFT_ID |
| 100 | 10 |
| 100 | 20 |
| 100 | 30 |
| 200 | 10 |
| 200 | 20 |
| 200 | 30 |
| 300 | 20 |
OUTPUT:-
| CUST_ID | GIFT_ID | SEQ |
| 100 | 10 | 1 |
| 100 | 20 | 2 |
| 100 | 30 | 3 |
| 200 | 10 | 1 |
| 200 | 20 | 2 |
| 200 | 30 | 3 |
| 300 | 20 | 1 |
santoshbangalore
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WITHOUT USING ROW_NUMBER FUNCTIONS IN T-SQL
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