Hi All,
I have a data in the format below.I have 2 tables as shown below
Table 1
Table 2
| Deal ID | Web Order ID |
| 1 | NULL |
| 1 | NULL |
| 1 | 648545454 |
| 1 | 648545464 |
| 2 | 684343434 |
| 2 | 684343434 |
| 2 | 684343434 |
| 2 | 684343434 |
I want output result as
Output:
Deal ID
1
Thanks
Hibin