A new feature in Product Import Export plugin is its ability to update variations in the variable product data without explicit reference to its parent SKU.
Let us consider a sample CSV as shown below for demonstrating this scenario:
There are two variables for the product with SKU B11.
Change the sale_price of the products from the current value and import it without specifying any reference to its parent_sku. The resultant CSV file will look like the one as shown below:
Now, import this updated CSV in the usual manner. Click here, to know more about how the products are imported.
It can be seen that the merge is successful and the sale_price of the product has been updated successfully as shown below.
In this manner, child products can be updated without explicitly linking it with its parent SKU.