SQLQuokkaSQLQuokkaA bookstore's catalog team wants to feature its most prolific authors. A book counts as published only when published_date is set; books with a NULL published_date are drafts that have not been released yet. Write an SQL query that returns author_id, author_name and book_count (the number of published books) for every author with at least 5 published books. Order the results by book_count descending, then author_id ascending.
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