Data Integration Interview Question:

Explain History Preserving?

Submitted by: Administrator

- History Preserving is for providing new row in the target instead of updating the existing row.

- The columns are indicated for transforming the changes that are to be preserved.

- New rows are created when the value of certain column changes.

- Each of these rows is flagged as UPDATE.

- The UPDATE flag is applied for the input data set.
Submitted by: Administrator