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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.

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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.

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“.

SQL SERVER – 2005 – SSMS Change T-SQL Batch Separator

Pinal Dave
SQL Tips and Tricks
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No Comments

I recently received one big file with many T-SQL batches. It was a very big file and I was asked that this file was tested many times and it can run one transaction. I noticed the separator of the batches is not GO but it was EndBatch. I have followed two options to run the whole batch in one transaction. Let us learn how to change T-SQL Batch Separator.

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SQL SERVER – Disable Index – Enable Index – ALTER Index

Pinal Dave
SQL, SQL Performance, SQL Server, SQL Tips and Tricks
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23 Comments
There are few requirements in real world when Index on table needs to be disabled and re-enabled afterwards. e.g. DTS, BCP, BULK INSERT etc. Index can be dropped and recreated. I prefer to disable the Index if I am going to re-enable it again. USE AdventureWorks GO ----Diable Index ALTER INDEX [IX_StoreContact_ContactTypeID]…
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SQL SERVER – Fix: Error 130: Cannot perform an aggregate function on an expression containing an aggregate or a subquery

Pinal Dave
SQL, SQL Server, SQL Tips and Tricks
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31 Comments
Fix: Error 130: Cannot perform an aggregate function on an expression containing an aggregate or a subquery Following statement will give the following error: “Cannot perform an aggregate function on an expression containing an aggregate or a subquery.” MS SQL Server doesn’t support it. USE PUBS GO SELECT AVG(COUNT(royalty)) RoyaltyAvg…
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SQL SERVER – DBCC commands List – documented and undocumented

Pinal Dave
SQL, SQL Server, SQL Tips and Tricks
,
20 Comments
Database Consistency Checker (DBCC) commands can gives valuable insight into what’s going on inside SQL Server system. DBCC commands have powerful documented functions and many undocumented capabilities. Current DBCC commands are most useful for performance and troubleshooting exercises. To learn about all the DBCC commands run following script in query…
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Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 20 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.

Pinal has authored 13 SQL Server database books and 42 Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,500 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.

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