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1.2 When the Architect Gets an Early Estimate Wrong

In Fundamentals of Query Tuning, we talked about how if you’re unhappy with a query’s performance, read the plan from right to left, top to bottom, looking for the place where estimates versus actual went to hell in a handbasket. Now, let’s dig deeper into how estimates are created, and how they go wrong. In…

To access this incredible, amazing content, you gotta get Mastering Query Tuning or Recorded Class Season Pass, or log in if you already shelled out the cash.

In Fundamentals of Query Tuning, we talked about how if you’re unhappy with a query’s performance, read the plan from right to left, top to bottom, looking for the place where estimates versus actual went to hell in a handbasket. Now, let’s dig deeper into how estimates are created, and how they go wrong. In…

To access this incredible, amazing content, you gotta get Mastering Query Tuning or Recorded Class Season Pass, or log in if you already shelled out the cash.