Mar 2026 Discount: Comprehensive Database Performance Health Check | Testimonials

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Aug17

Are Not Equal to Operators Equal to Not In? – SQL in Sixty Seconds #102

Pinal Dave
SQL Video
SQL in Sixty Seconds, SQL Operator, SQL Scripts, SQL Server
1 Comment

What I love most about my job, is that I get to work with different people and answer questions. Are Not Equal to Operators Equal to Not In? 

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Aug16

Do MAX Function Scan Table? – Interview Question of the Week #289

Pinal Dave
SQL Interview Questions and Answers
Execution Plan, SQL Performance, SQL Scripts, SQL Server
No Comments

Question: Do MAX Function Scan Table to retrieve the data?

Answer: Yes, if there are no indexes to help retrieve data. Let us learn it today.

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Aug15

SQL SERVER – Fix: The operating system returned error 21(The device is not ready.)

Pinal Dave
SQL
Computer Network, SQL Error Messages, SQL Server
6 Comments

The client was in very much panic as they were getting the following error – The operating system returned error 21(The device is not ready.)

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Aug14

Negative Identity Column – SQL in Sixty Seconds #101

Pinal Dave
SQL Video
SQL Identity, SQL in Sixty Seconds, SQL Performance, SQL Scripts, SQL Server
4 Comments

I had a very interesting story to tell about a negative identity column from my recent Comprehensive Database Performance Health Check. 

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Aug13

Patch Your SQL Server – SQL in Sixty Seconds #100

Pinal Dave
SQL Tips and Tricks
Cumulative Update, SQL in Sixty Seconds, SQL Patch, SQL Server, SQL Service Pack
No Comments

When did you last time patch your SQL Server? I often discuss this question with my clients, I get many different kinds of answers.

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Aug12

List All Parallel Queries – SQL in Sixty Seconds #098

Pinal Dave
SQL Video
CPU Scheduler, CPU Threads, Parallel, SQL CPU, SQL in Sixty Seconds, SQL Scripts, SQL Server
No Comments

During the recent Comprehensive Database Performance Health Check, my client asked me if I have a query which can list all the parallel queries.

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Aug11

Keyword Join or Inner Join – SQL in Sixty Seconds #099

Pinal Dave
SQL Video
SQL in Sixty Seconds, SQL Joins, SQL Performance, SQL Server
2 Comments

Have you ever wondered what is the difference between keyword Join or Inner Join? Are they same or different? If different, how are they different?

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Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 22 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 104 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.


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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