4.8 Tuning usp_RptAvgAnswerTimeByTag
In this one, let’s see if we can reduce the smell of parameter sniffing just by tuning indexes alone:
To access this incredible, amazing content, you gotta get Mastering Parameter Sniffing – Live Classes + Instant Replay, 1 Year Access, Mastering Parameter Sniffing – Instant Replay Recordings Only, 1 Year Access or Recorded Class Season Pass, or log in if you already shelled out the cash.
In this one, let’s see if we can reduce the smell of parameter sniffing just by tuning indexes alone:
To access this incredible, amazing content, you gotta get Mastering Parameter Sniffing – Live Classes + Instant Replay, 1 Year Access, Mastering Parameter Sniffing – Instant Replay Recordings Only, 1 Year Access or Recorded Class Season Pass, or log in if you already shelled out the cash.
- 0.1 Prerequisites Before the Class
- 0.2 Download the Slides and Scripts
- 1.1 How Index Tuning Reduces the Stench
- 1.2 How Query Hints Reduce the Stench
- 1.3 The Drawbacks of Using Recompile Hints
- 1.4 Lab 1: Get One Plan to Work Well Enough for Most
- 1.5 Bad Branching Causes Sniffing, Good Branching Reduces It
- 1.6 Lab 2: Reducing Sniffing by Caching Multiple Plans
- 2.1 Spotting Wild Variations in the Plan Cache
- 2.2 How Freeing the Plan Cache Reduces the Blast Radius: usp_PlanCacheAutopilot
- 2.3 Tracking Even More Plan Cache Details with Query Store
- 2.4 Lab 3: Track Down Plans & Parameters
- 3.1 How Memory Grant Feedback Multiplies Parameter Sniffing
- 3.2 How Adaptive Joins Help, and How to Get Them
- 3.3 How Automatic Tuning Mitigates Parameter Sniffing
- 4.1 Lab 4 Setup: Fixing the Problems You’ve Been Tracking Down
- 4.2 Tuning usp_SearchPostsByPostType
- 4.3 Tuning usp_RptFastestAnswers
- 4.4 Tuning usp_SearchPostsByLocation
- 4.5 Tuning usp_RptQuestionsAnsweredForUser
- 4.6 Tuning usp_SearchUsers
- 4.7 Tuning usp_RptPostLeaderboard
- 4.9 Tuning usp_GetTagsForUser
- Bonus Lab: Seeing the Effects of SQL Server 2019 Compat Mode
- Bonus: Storytelling Time