Since 2018/2019 and widely utilized through 2021, PostgreSQL allows you to add non-search columns to an index. idx_users_email_covering users(email) (username, last_login); Use code with caution. Copied to clipboard
However, for archivists, tech enthusiasts, and cord-cutters, a specific search string has gained a mythical status in online forums and search engines: index of 4k 2021