Apr 2025 Discount: Comprehensive Database Performance Health Check | Testimonials

Home

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

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

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)

Database, DBA, SQL Constraint and Keys
Previous Post
SQL SERVER – How to Retrieve TOP and BOTTOM Rows Together using T-SQL
Next Post
SQL SERVER – 2005 – A Simple Way To Defragment All Indexes In A Database That Is Fragmented Above A Declared Threshold

Related Posts

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

Leave a Reply

Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 22 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.

Pinal has authored 14 SQL Server database books and 88 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 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.

Comprehensive Database Performance Health Check

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.

SQL Server Performance Tuning Practical Workshop

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.