(Look in the Misconceptions blog category for the rest of the month’s posts and check out the 60-page PDF with all the myths and misconceptions blog posts collected together when you join our Insider list, plus my online Myths and Misconceptions training course on Pluralsight.) This is a myth I hear over and over and … Continue reading A SQL Server DBA myth a day: (12/30) tempdb should always have one data file per processor core