hi i have a task to load below data for that what transform i have to use
please help me,iam the begining learner.thanks in advance
SOURCE DATA LIKE THIS...
| Header 1 | Header 2 | Header 3 | Header 4 |
|---|---|---|---|
| A | 1 | ? | 10 |
| A | 1 | 20 | ? |
| B | 2 | ? | 20 |
| B | 2 | 10 | ? |
AND TARGET DATA SHOULD BE LIKE THIS......
| Header 1 | Header 2 | Header 3 | Header 4 |
|---|---|---|---|
| A | 1 | 20 | 10 |
| B | 2 | 10 | 20 |