Mysql query to extract domains from urls

Question

sorry for my english

i have this query to extract domain from urls

SELECT SUBSTRING(LEFT(url, LOCATE(\'/\', url, 8) - 1), 8) AS domain...
         


        

Answer 1

This one works well on my very messy data:

SELECT SUBSTRING_INDEX(SUBSTRING_INDEX(REPLACE(url, '//', '.'), '/', 1), '.', -2) AS Domain