Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


How to delete the duplicate colums in a sql table ?

Answers were Sorted based on User's Feedback



How to delete the duplicate colums in a sql table ?..

Answer / san

It's not at all possible to create duplicate columns in a
SQL table. The how can we delete the duplicate columns?

Is This Answer Correct ?    10 Yes 0 No

How to delete the duplicate colums in a sql table ?..

Answer / sathyasheelanbe

delete from tablename where rowid not in(select max(rowid)
from tablename group by primary key columnname)

Is This Answer Correct ?    2 Yes 0 No

How to delete the duplicate colums in a sql table ?..

Answer / subash

In this query the values will delete based on employee names

delete from emp a1 where rowid<(select max(rowid)from emp a2
where a1.ename = a2.ename group by a2.ename having count(1) >1);

Is This Answer Correct ?    3 Yes 4 No

Post New Answer

More Business Objects Interview Questions

what is master-detail report

3 Answers   Patni, TCS,


why you create universe and creating reports based on that? why dont we go for crystel reports and generate reports directly?tell me the advantages?please answer to this question.

7 Answers   Satyam,


Which versions are used in the bo dashboard work?

0 Answers  


Can master data change???if yes then how it'll change.....please explain with example...... thanx

1 Answers  


What is the aggrigate navigation ? can anybody explain me with some practical example?

1 Answers  


Can anybody tell How a report will burst into .pdf files? Thanks in advance .....Prakash

3 Answers  


how do you give security to universe ?

2 Answers   InfoStep, Tech Mahindra,


What happens in BO when a user logs in to Infoview and a rich client like webi?

2 Answers   TCS,


Can we use unconnected lookup as dynamic lookup?

1 Answers   TCL,


What is thin client And thick client..?

2 Answers  


How can you access your repository with different user profiles?

2 Answers   TCS,


if there are 2 hierarchies 1 is a-b-c and another one is a- c which hierarchy b.o takes while we use drill mode

3 Answers   HP,


Categories