remove unwanted characters from column data

For a particular column, I want to loop through all the records in the table and remove certain characters.

For example


would become


Can T-SQL do this?
Tom KnowltonWeb developerAsked:
Who is Participating?
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

SharathData EngineerCommented:
try this
UPDATE your_table 
SET    column_name = REPLACE(REPLACE(column_name,'-',''),'_','')

Open in new window


Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
don't forget the where clause....

UPDATE your_table
SET    column_name = REPLACE(REPLACE(column_name,'-',''),'_','')
where column_name like '%-%'
  or column_name like '%@_%' escape '@'

otherwise extra logging and trigger processing could be invoked
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
Microsoft SQL Server

From novice to tech pro — start learning today.