This stored procedure queries a view, which queries a multi-statement table valued function (MSTVF). We unwrap this hot nested mess, make a quick fix to inline the function, and add an index to support the function’s work. We fire up SQLQueryStress again, and we’re going even faster.
4.3e Final Lab: usp_FindRelatedPosts (24m)
This stored procedure queries a view, which queries a multi-statement table valued function (MSTVF). We unwrap this hot nested mess, make a quick fix to inline the function, and add an index to support the function’s work. We fire up SQLQueryStress again, and we’re going even faster.
To access this incredible, amazing content, you gotta get Live Class Season Pass, Live Class Season Pass PLUS Lab VM or Mastering Query Tuning, or log in if you already shelled out the cash.
- 0.1 Prerequisites Before the Class (59 min)
- 0.2 How to Set Up Your Own Lab Server
- 0.4 The BE CREEPY Method (14m)
- 1.1 How SQL Server Builds Query Plans
- 1.2 Cardinality Estimation
- 1.3 CTEs, Temp Tables, and APPLY
- 1.4 Lab 1: Improving Estimates
- 1.5 Using sp_BlitzCache to Find the Right (Wrong) Queries
- 1.6 Lab 2: Analyzing a Running Workload
- 2.1 Tuning for SELECT * and Lots of Rows
- 2.2 User-Defined Functions
- 2.3 Lab 3: Changing Results and Parameters
- 2.4 Dynamic SQL Pro Tips
- 2.5 Lab 4: Advanced Rewrites
- 3.1 How Parallelism Balances Work Across Threads
- 3.2 Using Batches to Do a Lot of Work Without Blocking
- 3.3 Avoiding Deadlocks
- 3.4 SQL Server 2017 & 2019’s New Robots
- 4.1 Final Lab: The Setup
- 4.2 Final Lab: Index Tuning (33m)
- 4.3a Final Lab: usp_Q6627 (29m)
- 4.3b Final Lab: Logging sp_BlitzCache to a Table (5m)
- 4.3c Final Lab: usp_Q7521 (25m)
- 4.3d Final Lab: usp_Report3 (15m)
- 4.3f Final Lab: usp_Q6627, Take 2 (34m)
- Bonus: Parameter Sniffing
- Bonus: Parameter Sniffing Lab