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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 – Fix: Error Msg 128 The name is not permitted in this context. Only constants, expressions, or variables allowed here. Column names are not permitted.

Pinal Dave
SQL, SQL Performance, SQL Server, SQL Tips and Tricks
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12 Comments
Error Message: Server: Msg 128, Level 15, State 1, Line 3 The name is not permitted in this context. Only constants, expressions, or variables allowed here. Column names are not permitted. Causes: This error occurs when using a column as the DEFAULT value of another column when a table is…
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SQL SERVER – SQL Commandments – Suggestions, Tips, Tricks

Pinal Dave
SQL, SQL Performance, SQL Server, SQL Tips and Tricks
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10 Comments
Few days ago, while searching for something on web site, I came across a very good article of 25 SQL Commandments. I really enjoyed reading it. It was for Oracle, I re-wrote it for SQL Server. First 18 points are taken from original article and last 2 I added to…
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SQL SERVER – Fix: Sqllib error: OLEDB Error encountered calling IDBInitialize::Initialize. hr = 0x80004005. SQLSTATE: 08001, Native Error: 17

Pinal Dave
SQL, SQL Server, SQL Tips and Tricks
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11 Comments
Error received: Sqllib error: OLEDB Error encountered calling IDBInitialize::Initialize. hr = 0x80004005. SQLSTATE: 08001, Native Error: 17 Error state: 1, Severity: 16 Source: Microsoft OLE DB Provider for SQL Server Error message: [DBNETLIB]SQL Server does not exist or access denied The simple fix: Microsoft SQL Server 2005 >> Configuration Tools…
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SQL SERVER – DBCC command to RESEED Table Identity Value – Reset Table Identity

Pinal Dave
SQL, SQL Performance, SQL Server, SQL Tips and Tricks
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85 Comments
DBCC CHECKIDENT can reseed (reset) the identity value of the table. For example, YourTable has 25 rows with 25 as last identity. If we want next record to have identity as 35 we need to run following T SQL script in Query Analyzer. DBCC CHECKIDENT (yourtable, reseed, 34) If table…
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SQL SERVER – Union vs. Union All – Which is better for performance?

Pinal Dave
SQL, SQL Performance, SQL Puzzle, SQL Server, SQL Tips and Tricks
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190 Comments
This article is completely re-written with better example SQL SERVER – Difference Between Union vs. Union All – Optimal Performance Comparison. I suggest all of my readers to go here for update article. UNION The UNION command is used to select related information from two tables, much like the JOIN…
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Pinal Dave is a SQL Server Performance Tuning Expert and an independent consultant. He has authored 12 SQL Server database books, 33 Pluralsight courses and has written over 5100 articles on the database technology on his blog at a https://blog.sqlauthority.com. Along with 17+ years of hands-on experience, he holds a Masters of Science degree and a number of database certifications.

For any SQL Server Performance Tuning Issue send an email 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.

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