Jun 2026 Discount: Comprehensive Database Performance Health Check | Testimonials

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Jul27

SQL SERVER – QUOTENAME Function and Custom Quote Character

Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Scripts, SQL Server, SQL String
1 Comment

The question was really not related to SQL Server Performance Tuning but DBA wanted to know if they can use any custom Quote Character for their string.

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Jul26

SQL SERVER – Number of Rows Read Per Threads in Parallel Operations

Pinal Dave
SQL Tips and Tricks
Execution Plan, Parallel, SQL CPU, SQL DMV, SQL Scripts, SQL Server, SQL Server Management Studio, SSMS
1 Comment

Question received via email: The question was about is there any way to know how many rows each thread execute in parallel operations.

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Jul25

SQL SERVER – Query Specific Wait Statistics and Performance Tuning

Pinal Dave
SQL Performance
Resource Governor, SQL Memory, SQL Server, SQL Server Management Studio, SQL Wait Stats, SSMS
No Comments

After a quick research we figured out the issue was with memory requirement for their query and we used to query specific wait statistics.

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Jul24

SQL SERVER – Performance Impact of Unique Index

Pinal Dave
SQL Performance
SQL Index, SQL Scripts, SQL Server, SSMS
4 Comments

In the latest Comprehensive Database Performance Health Check engagement, we had a very interesting situation of Performance Impact of Unique Index.

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Jul23

SQL Authority News – SysAdminDay – System Administrator Appreciation Day

Pinal Dave
SQLAuthority News
DBA, SQL Milestone
No Comments

System Administrator Appreciation Day or SysAdminDay is celebrated on the last Friday in July. History says the celebration started in the year 2000.

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Jul22

SQL SERVER – Dynamic SQL and Temporary Tables

Pinal Dave
SQL Tips and Tricks
Dynamic SQL, SQL Scripts, SQL Server, SQL TempDB, SSMS, Temp Table
5 Comments

Earlier on this blog I received following follow up question about Dynamic SQL and Temporary Tables. Let us understand a bit more in detail.

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Jul21

Can an Index Reduce Performance of SELECT Query? – Interview Question of the Week #234

Pinal Dave
SQL Interview Questions and Answers
2 Comments

Question: Can an Index Reduce Performance of SELECT Query? There is a huge misconception that Indexes does not impact SELECT queries negatively.

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Can an Index Reduce Performance of SELECT Query? - Interview Question of the Week #234 customquote-800x333

SQL SERVER – QUOTENAME Function and Custom Quote Character

Can an Index Reduce Performance of SELECT Query? - Interview Question of the Week #234 readperthreads-800x221

SQL SERVER – Number of Rows Read Per Threads in Parallel Operations

Can an Index Reduce Performance of SELECT Query? - Interview Question of the Week #234 queryspecific-800x353

SQL SERVER – Query Specific Wait Statistics and Performance Tuning

Can an Index Reduce Performance of SELECT Query? - Interview Question of the Week #234 unique-index-800x584

SQL SERVER – Performance Impact of Unique Index

SQL Authority News – SysAdminDay – System Administrator Appreciation Day

Can an Index Reduce Performance of SELECT Query? - Interview Question of the Week #234 dynamic-800x449

SQL SERVER – Dynamic SQL and Temporary Tables

Can an Index Reduce Performance of SELECT Query? - Interview Question of the Week #234 indexperformance-800x450

Can an Index Reduce Performance of SELECT Query? – Interview Question of the Week #234

Previous 1 … 140 141 142 143 144 145 146 … 831 Next

Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 24 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.

Pinal has authored 14 SQL Server database books and 109 Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,800 database tech articles on his blog at https://blog.sqlauthority.com.

Pinal is an experienced and dedicated professional with a deep commitment to flawless customer service. If you need help with any SQL Server Performance Tuning Issues, please feel free to reach out at pinal@sqlauthority.com.

Pinal is also a CrossFit Level 1 Trainer (CF-L1) and CrossFit Level 2 Trainer (CF-L2).


Nupur Dave is a social media enthusiast and an independent consultant. She primarily focuses on the database domain, helping clients build short and long-term multi-channel campaigns to drive leads for their sales pipeline.


Shaivi Pinalkumar Dave is a book author and a women’s artistic gymnast.

Comprehensive Database Performance Health Check

Is your SQL Server running slow and you want to speed it up without sharing server credentials? In my Comprehensive Database Performance Health Check, we can work together remotely and resolve your biggest performance troublemakers in less than 4 hours.

Once you learn my business secrets, you will fix the majority of problems in the future.


SQL Server Performance Tuning Practical Workshop

Have you ever opened any PowerPoint deck when you face SQL Server Performance Tuning emergencies? SQL Server Performance Tuning Practical Workshop is my MOST popular training with no PowerPoint presentations and 100% practical demonstrations.

Essentially I share my business secrets to optimize SQL Server performance.


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