Send the following on WhatsApp
Continue to ChatReplace duplicate values only in consecutive records with NULL https://easyoradba.com/2018/09/19/replace-duplicate-values-only-in-consecutive-records-with-null/
Replace duplicate values only in consecutive records with NULL https://easyoradba.com/2018/09/19/replace-duplicate-values-only-in-consecutive-records-with-null/