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May19

SQL SERVER – ASCII to Decimal and Decimal to ASCII Conversion

Pinal Dave
SQL Tips and Tricks
SQL Scripts, SQL Server
3 Comments

In this blog post we will see how we can convert ASCII to Decimal and Decimal to ASCII. In simple words, we will see the decimal and ASCII conversion.

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May19

SQL SERVER – Math Functions Available in SQL Server

Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Server
8 Comments

One list of the Math Functions available in SQL Server, from ABS and CEILING to SQRT and TAN, and why RAND is the only nondeterministic one among them.

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May18

SQL SERVER – 2005 Understanding Trigger Recursion and Nesting with examples

Pinal Dave
SQL Performance
SQL Scripts, SQL Server Security, SQL Stored Procedure, SQL Trigger
28 Comments

How trigger recursion and nesting work in SQL Server 2005: triggers nest up to 32 levels, recursive triggers fire themselves, and both can be turned off.

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May18

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

Pinal Dave
SQL Tips and Tricks
SQL Server, SQL Server Management Studio, SQL Utility
No Comments

A big script used EndBatch instead of GO. Rather than a risky mass replace, I changed the Batch Separator in SSMS under Tools, Options, and it ran as is.

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May17

SQLAuthority News – Limited Edition T-Shirts Arrived

Pinal Dave
SQLAuthority News
SQL T-Shirt
26 Comments

The limited edition T-shirts from SQLAuthority.com arrived, and a few loyal readers get theirs tomorrow. Thank you for all your emails and suggestions.

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May17

SQL SERVER – Disable Index – Enable Index – ALTER Index

Pinal Dave
SQL Performance
SQL Index, SQL Scripts, SQL Server DBCC
23 Comments

When DTS, BCP or BULK INSERT needs an index out of the way, I prefer to disable index with ALTER INDEX and enable it again with REBUILD. AdventureWorks example.

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May16

SQL SERVER – Fix : Error 1205 : Transaction (Process ID) was deadlocked on resources with another process and has been chosen as the deadlock victim. Rerun the transaction

Pinal Dave
SQL Performance
SQL Error Messages, SQL Scripts, SQL Server
94 Comments

Fix : Error 1205 : Transaction (Process ID) was deadlocked on resources with another process and has been chosen as the deadlock victim. Rerun the transaction.

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Pinal Dave

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Who We Are

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 19 books and 125 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 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.

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