SQLite 3.39

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CREATE TABLE person (id int primary key, first_name text, last_name text, dob date);
✓
SELECT first_name, MAX(dob), ROW_NUMBER() OVER (PARTITION BY last_name ORDER BY first_name) FROM person GROUP BY 1;


first_name
MAX(dob)
ROW_NUMBER() OVER (PARTITION BY last_name ORDER BY first_name)


SELECT first_name, MAX(dob), ROW_NUMBER() OVER (PARTITION BY last_name ORDER BY first_name) FROM person GROUP BY 1, last_name;


first_name
MAX(dob)
ROW_NUMBER() OVER (PARTITION BY last_name ORDER BY first_name)