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Apr30

SQL SERVER – SET ROWCOUNT and TOP Precedence with Deterministic Limits

Pinal Dave
SQL Tips and Tricks
SQL Cursor, SQL Scripts, SQL Server, SQL Server Security
28 Comments

SET ROWCOUNT limits the session, while TOP limits a statement. I reset ROWCOUNT after testing so later queries keep their intended limits.

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Apr29

STRING_SPLIT Ordinals: Order the Rows You Read

Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Order By, SQL Server, SQL String
No Comments

STRING_SPLIT ordinals preserve a token position for SQL Server 2022 and later. This example keeps duplicate tokens, exposes an empty token and orders the returned rows explicitly.

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Apr29

SQL SERVER – Random Number Generator Script – SQL Query

Pinal Dave
SQL Tips and Tricks
SQL Cursor, SQL Random, SQL Scripts, SQL Server, SQL Stored Procedure, SQL Utility
113 Comments

Random Number Generator. There are many methods to generate random numbers in SQL Server.
Method 1: Generate Random Numbers (Int) between Rang

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Apr29

SQL SERVER – Replication Keywords Explanation and Basic Terms

Pinal Dave
SQL Tips and Tricks
SQL Replication, SQL Scripts, SQL Server
8 Comments

A quick reference of Replication keywords I wrote for Jr. DBAs: publisher, subscriber, distributor, publication and article, each explained in plain words.

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Apr28

SQL SERVER – Explanation SQL SERVER Merge Join

Pinal Dave
SQL Performance
SQL Joins, SQL Scripts
7 Comments

What a Merge Join needs and when it is fast: two sorted inputs with matching column types. Presorted B-tree indexes make it quick, extra sorts make it costly.

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Apr28

SQL SERVER – Restrictions of Views – T SQL View Limitations

Pinal Dave
SQL Tips and Tricks
SQL Scripts, SQL Server, SQL Stored Procedure, SQL View
26 Comments

SQL Server views come with many rules, like ANSI_NULLS and QUOTED_IDENTIFIER being on. My list of view limitations, corrected with help from Ben Taylor.

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Apr28

SQL SERVER – Good, Better and Best Programming Techniques

Pinal Dave
SQL Interview Questions and Answers
SQL Backup and Restore, SQL Constraint and Keys, SQL Cursor, SQL Download, SQL Function, SQL Index, SQL Joins, SQL Scripts, SQL Server DBCC, SQL Server Security, SQL Stored Procedure, SQL Trigger
10 Comments

My notes for a programmers meeting on Good, Better and Best Programming Techniques in SQL Server, plus a funny bug ticket about a client who got no email.

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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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