Post #13067 122 Mar 30, 2026, 23:32 UTC Joins are NOT Expensivehttps://www.database-doctor.com/posts/joins-are-not-expensivehttps://redd.it/1s7xp78@programmingreddit Database-Doctor Joins are NOT Expensive! - Raw Reading Joins are NOT Expensive! - Raw ReadingWhen talking about Data Lakes and how people access them - we must address some of the misconceptions that made them popular in the first place.