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Jun11

SQL SERVER – 2005 T-SQL Paging Query Technique Comparison (OVER and ROW_NUMBER()) – CTE vs. Derived Table

Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Joins, SQL Paging, SQL Scripts, SQL Server
29 Comments

Paging in SQL Server 2005 with ROW_NUMBER: CTE vs. derived table. I compare both methods and show they give the same performance for common queries.

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Jun10

SQL SERVER – Retrieve – Select Only Date Part From DateTime – Best Practice

Pinal Dave
SQL Tips and Tricks
Best Practices, SQL DateTime, SQL Function, SQL Scripts, SQL Server
405 Comments

The best way to select only the date part from a DATETIME value: my team member’s DATEADD and DATEDIFF method, and the CONVERT style 111 method I prefer.

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Jun10

SQL SERVER – Fix : Error : An error has occurred while establishing a connect to the server. Solution with Images.

Pinal Dave
SQL Tips and Tricks
Computer Network, SQL Error Messages
13 Comments

An error has occurred while establishing a connection to the server, also known as Error 40, is the top error searched on my blog. Here is the fix in screenshots.

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Jun9

SQL SERVER – Fix : Error : Msg 9514 Xml data type is not supported in distributed queries. Remote object ‘OPENROWSET’ has xml column(s)

Pinal Dave
SQL Tips and Tricks
SQL Error Messages, SQL Scripts, SQL Server, SQL XML
14 Comments

Msg 9514 means a distributed query touched an XML column. Why the type cannot cross a linked server, and four ways to get the data across anyway.

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Jun9

SQL SERVER – Spatial Database Definition and Research Documents

Pinal Dave
SQL Tips and Tricks
Spatial Database
2 Comments

What is a spatial database? It is about lines, points, polygons and their features, and SQL Server was not one. My simple answer plus research documents.

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Jun8

SQL SERVER – UDF – Function to Display Current Week Date and Day – Weekly Calendar

Pinal Dave
SQL Tips and Tricks
SQL DateTime, SQL Function, SQL Scripts
20 Comments

A script and UDF that show each current week date with its day, from Sunday to Saturday, using DATEPART and DATEADD. Handy for a weekly calendar report.

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Jun8

SQL SERVER – Insert Multiple Records Using One Insert Statement – Use of UNION ALL

Pinal Dave
SQL Tips and Tricks
Best Practices, Database, SQL Scripts, SQL Server, SQL Union clause
875 Comments

Insert multiple records with one INSERT statement by combining SELECT and UNION ALL, instead of a separate INSERT for every row. SQL Server 2008 has a newer way.

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Pinal Dave

In my Comprehensive Database Performance Health Check, you share your screen, I guide you, and we fix your biggest performance troublemakers. No passwords. No remote access.

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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 120 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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