#101 - Deduplication of Row-Based Data - by Whole Row

Problem description & analysis:

There is a data table:

Task: Find out the whole-row data that are not duplicate and the first duplicate whole-row data.

Solution:

Use SPL XLL and enter the following formula:

=spl("=E(?1).group(ID,Name,Gender,Birthday).(~(1))",A1:D7)
The results are shown below:

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