Pad a string with leading zeros so it's 3 characters long in SQL Server 2008

Question

I have a string that is up to 3 characters long when it\'s first created in SQL Server 2008 R2.

I would like to pad it with leading zeros, so if its original value w

Answer 1

For those wanting to update their existing data here is the query:

update SomeEventTable set eventTime=RIGHT('00000'+ISNULL(eventTime, ''),5)