SQL Server Performance Tuning Expert - SQL Authority with Pinal Dave

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.

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.

An Index Reduces Performance of SELECT Queries (Video)
3 Common Mistakes to Kill SQL Server Performance (Video)
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For SQL Server Emergency Help, you can reach out to me at pinal@sqlauthority.com with words URGENT in the email subject line for other services mention “Comprehensive Database Performance Health Check“.

Oct14

SQL SERVER – Strange SQL Transaction called UpdateLoginStats

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

I was preparing a demo for my upcoming presentation which is about couple of weeks ahead. While doing a stress test, I was looking at profiler and found that for every login there is an additional SQL transaction which is having ObjectName as UpdateLoginStats appearing even before Audit Login. Initially…

Oct13

SQL SERVER – To Find Events Mapped to Channels in Extended Events

Pinal Dave

SQL Tips and Tricks

SQL Extended Events, SQL Scripts, SQL Server

I have outlined a number of blogs here that point to the basics of working with Extended Events. Some of them also detail you some specific scenarios that you can use inside your environments.

Oct12

SQL SERVER – Error Fix: Msg 300, VIEW SERVER STATE

Pinal Dave

SQL Server

SQL Error Messages, SQL Scripts, SQL Server

I travel quite a bit and the month of October and November seem to be filled with half my life is going to be spent hopping from one airport to another. Not to mention the amount of screening that go through every single time in every flight. However strange as it might sound, in one of such airport transits I was waiting for my bag to be screened through the machine and I was watching the screen on the other side where the security officer sits. It was interesting because it was a very skillful task as he was finding a needle in a haystack (in the literal sense). He was able to figure out what items, sharp items and toys which are restricted were getting passed through. I was amused and was transported into a world of wonderland because it was quite a challenging task. With these memories not subsiding, I landed to my desired destination and started checking my mails. There was one mail that caught my attention because suddenly it was a junior DBA who was trying to give some permissions and was getting an error. I was quick to get interested because it was a topic around security and I wanted to crack it. The message stated like: Error Fix: Msg 300, VIEW SERVER STATE

Oct11

Interview Question of the Week #040 – Difference Between Unique Index vs Unique Constraint

Pinal Dave

SQL, SQL Interview Questions and Answers, SQL Server, SQL Tips and Tricks

SQL Index

Question: What is the difference between unique index and unique constraint? Answer: Add Unique Constraint ALTER TABLE dbo.<tablename> ADD CONSTRAINT <namingconventionconstraint> UNIQUE NONCLUSTERED ( <columnname> ) ON [PRIMARY] Add Unique Index CREATE UNIQUE NONCLUSTERED INDEX <namingconventionconstraint> ON dbo.<tablename> ( <columnname> ) ON [PRIMARY] There is no difference between Unique Index…

Oct10

SQL SERVER – Trick – Running SSMS With Different Windows Account

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

MySQL, SQL Server Management Studio

Recently in one of my interaction with a DBA inside a big financial organization, I was surprised to see that the administrator was logging into a desktop / server using a different credential. What baffled me was the fact that he was logging off. I immediately asked, why are you…

Oct9

SQL SERVER – Database Testing and Waitfor Delay – Notes from the Field #099

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

Notes from the Field, SQL Function

[Note from Pinal]: This is a 99th episode of Notes from the Field series. In this episode we are going to learn something very simple but effective about database testing. Database testing is one of the most critical elements for any developer or DBA. If you do not test your code, there are…

Oct8

SQL SERVER – Why Should You Not to Use Old Style JOIN?

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

SQL Joins

If you want to JOIN two tables you can do it in two ways. One using ANSI compliant INNER JOIN and another with old style join But it is advisable not to use old style join. Here is the reason. Let us create the following data sets CREATE TABLE item_master(item_id…

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 92 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.