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 are all the points to keep in consideration, while we are migrating the Universes,Reports from BO5.1.6 to BO 6.5? Is is compatible to migrate like this? Does it effect the filters in Reports and Join in the Universe?

0 Answers   Infosys,


Hi friends How to design Xcelsius dashboard trough "SAP Netweaver connection" please explain steps for SAP Net weaver connection.

1 Answers  


Explain what if a cartesian product pop up block appears when running a report. Does it give wrong values? How to solve this issue?

0 Answers  


Hi, In BO at universe designer i had four tables which has many to many relationships between the tables. How to fetch the correct results in the report?

2 Answers   TCS,


what is incompactabulity error in sap bo

2 Answers  


what happens if cardinalities are not resolved?

3 Answers   PCS,


There are two options to set "max number of rows fetched" from designer, 1. Tools> Options 2. From universe parameters What is the different between these two and why their valus are different?

2 Answers  


Explain about MTD(Month To Date) and YTD(Year To Date) with one example and where you use this in your project?

2 Answers   TCS,


Hi, How to navigate one report to another report in webi? Thanks in Advance

3 Answers  


What we need to discuss with designer before starting the universe designing.

0 Answers   BMC,


1.How to convert deski document to webi in infoview? 2.what is connection type for free hand sql?

3 Answers   Wipro,


hi,in crystal report xI after select stantderd report Data window appear when ever i click Repository folder it ask me system/user name and p/w and when ever i put my info it says:Tranport falier :comunication error,can any body tell me what to do i already reinstall this s/w 3 times(every thing is working with same user name and p/w like xcelsois,webi,deski,desinger,cmc u name it..thanks

0 Answers  


Categories