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

Asked by Last Modified  

1 Answer

Learn MS SQL

Follow 4
Answer

Please enter your answer

Manoj Kumar Vishwakarma

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
Dislike Bookmark

Related Questions

Need help regarding SQL Server and Access Database Connectivity over a network on ODBC. Can pay a good price. Thanks
Ok send me the details what you are using as a frontend lang like java or c# and what probelms you are facing.
Ruchi
2 0
5

Hello All,

Hope you are doing well. I am having experience of more than 6+ years into HR Recruitment wants to change my profile either into some analytical techno functional role or BA or any Operations profile. Kindly suggest some good exciting career opportunity.  
Hello Prafulla, As per your previous experience, you can go for salesforce course. Since you are from the non-IT background, you can do Salesforce Admin.
Prafulla
What is the best way to start learning SQL server 2016?
Hi Ramya, To learn the SQL there is multiple step & way's. Start learn basic queries and RDBMS Database concept. Than Installing, Configuring, and Managing Microsoft SQL Server, Sample Databases...
Ramya
0 0
7
In how many days can i learn sql server dev.?
If saturday and sunday class then within 2 month. means 36 hours u can learn properly SQL Development course.
Glen

What are the everyday activities of an SQL queries for MIS Excecutive ?
For MIS executive, your everyday activity could be select the data, Insert the data, update the data and delete the data as well. Please make sure took table backup OR use Begin trans, Commit trans &...
Siddu
0 0
5

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

Ask a Question

Related Lessons

Understanding Indexes In SQL Server
Indexes in SQL Server are created on columns in tables or views. The index provides a faster way to look up data based on the values in those columns.For example, if you create an index on the primary...

Redbush Technologies Pvt.ltd.

0 0
0
SQL Joins
SQL Joins SQL joins are used to combine rows from two or more tables. SQL JOIN An SQL JOIN clause is used to combine rows from two or more tables, based on a common field between them. The most common...

Ajeet Singh

0 0
0
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...

Rahul J Rajesh

0 0
0
5 Tips For Improving Your Documentation Immediately.
Tip 1) Quit it with the Passive Voice The passive voice is a plague on effective documentation. It reduces its clarity, its consistency, and the efficiency and tightness of the writing. The passive voice...

Itech Analytic Solutions

0 0
0
What is Hyperion?
- Its an Business Intelligence tools. Like Brio which was an independent product bought over my Hyperion has converted this product name to Hyperion Intelligence. Is it an OLAP tool? - Yes. You can analyse...

Itech Analytic Solutions

0 0
0

Recommended Articles

Why Should you Become an IT Consultant

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 >

Learn Microsoft Excel

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 >

8 Hottest IT Careers of 2014!

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 >

Top 5 Skills Every Software Developer Must have

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 >

Find MS SQL Training near you
MS SQL Training in Bangalore
MS SQL Training in Hyderabad
MS SQL Training in Mumbai
MS SQL Training in Pune
MS SQL Training in Chennai
MS SQL Training in Delhi
MS SQL Training in Gurgaon
MS SQL Training in Noida
MS SQL Training in Ghaziabad
MS SQL Training in Kolkata

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