SQL SERVER – Sharpen Your Basic SQL Server Skills – Learn the distinctions between unique constraint and primary key constraint and the easiest way to get random rows from a table

15 years ago

Read my article in SQL Server Magazine March 2007 Edition

I will be not able to post complete article here due to copyright issues. Please visit the link above to read the article. [Articles are relocated so links are disabled]

Reference : Pinal Dave (https://blog.sqlauthority.com)

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3 Comments. Leave new

sudhanshu
March 17, 2008 4:37 pm

i want a trick and methods of sql

Reply
sudhanshu
March 17, 2008 4:39 pm

In a sql how many null value take unique constraint

Reply
honey
May 13, 2008 9:59 pm

HELLO SIR
TELL BE ABOUT CONSTRAIN AND HOW TO IMLEMENT IT IN THE C# APPLICATION .
WHEN I CONNECT SQL TABLE WITH APPLICATION WITH CONSTRAINT IT MAKS PROBLEM.]
BYYYYYYYYYYYYY

Reply

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Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 17 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 45 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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