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CREATE TABLE your_data ( id INT, url VARCHAR(64) ); INSERT INTO your_data VALUES (1, '/path-a/productid=12345'), (2, '/path-b/productid=12345'), (3, '/path-c/productid=12345'), (4, '/path-a/productid=12345'), (5, '/path-b/productid=12345'), (6, '/path-b/productid=12346'), (7, '/path-b/productid=12346'), (8, '/path-b/productid=12347') ; WITH final AS ( SELECT id, SUBSTR(SUBSTRING_INDEX(SUBSTRING_INDEX(url, '/', -1), '/', 1), 11) AS product_id, url FROM your_data ) SELECT product_id, COUNT(DISTINCT id) AS clicks FROM final GROUP BY 1
product_id
clicks
12345
5
12346
2
12347
1