UrbanPro

Learn MS SQL from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

Search in

What's the best way to delete or update 100 million records in an MSSQL server?

Asked by Last Modified  

Follow 4
Answer

Please enter your answer

MS SQL SERVER DBA Trainer

For Delete use Truncate command and for update million records use like... Consider a table called test which has more than 5 millions rows. Suppose you want to update a column with the value 0, if it that column contains negative value. Let us also assume that there are over 2 million row in that column...
read more
For Delete use Truncate command and for update million records use like... Consider a table called test which has more than 5 millions rows. Suppose you want to update a column with the value 0, if it that column contains negative value. Let us also assume that there are over 2 million row in that column that has a negative value. The usual way to write the update method is as shown below: UPDATE test SET col=0 WHERE col<0 read less
Comments

Related Questions

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

History of SQL server
In 1988, Microsoft released its first version of SQL Server. It was designed for the OS/2 platform and was developed jointly by Microsoft and Sybase. During the early 1990s, Microsoft began to develop...

Why Windows Administration knowledge is required for SQL DBA.
As the RDBMS system runs on the windows server operating system and for most of its function is depended on windows OS. Hence SQL DBA should know the basic windows to review various services, events and...

Derived Tables
Following are the signs those qualify a query to be a derived table: These are defined in FROM clause of an outer query. It is surrounded by parenthesis followed by AS clause to define the derived...

What is Microsoft Access?
Microsoft Access has been around for some time, yet people often still ask me what is Microsoft Access and what does it do? Microsoft Access is a part of the Microsoft Office Suite. It does not come with...

10 Cool SQL Optimizations That Do Not Depend On The Cost Model
Today, we don’t want to talk about cost based optimisation, i.e. optimisations that depend on a database’s cost model. We’ll look into much simpler optimisations that can be implemented...

Recommended Articles

Information technology consultancy or Information technology consulting is a specialized field in which one can set their focus on providing advisory services to business firms on finding ways to use innovations in information technology to further their business and meet the objectives of the business. Not only does...

Read full article >

Microsoft Excel is an electronic spreadsheet tool which is commonly used for financial and statistical data processing. It has been developed by Microsoft and forms a major component of the widely used Microsoft Office. From individual users to the top IT companies, Excel is used worldwide. Excel is one of the most important...

Read full article >

Whether it was the Internet Era of 90s or the Big Data Era of today, Information Technology (IT) has given birth to several lucrative career options for many. Though there will not be a “significant" increase in demand for IT professionals in 2014 as compared to 2013, a “steady” demand for IT professionals is rest assured...

Read full article >

Software Development has been one of the most popular career trends since years. The reason behind this is the fact that software are being used almost everywhere today.  In all of our lives, from the morning’s alarm clock to the coffee maker, car, mobile phone, computer, ATM and in almost everything we use in our daily...

Read full article >

Looking for MS SQL Training?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for MS SQL Classes?

The best tutors for MS SQL Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Learn MS SQL with the Best Tutors

The best Tutors for MS SQL Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more