The following query replace each and every a character with a b character.
UPDATE
YourTable
SET
Column1 = REPLACE(Column1,'a','b')
WHERE
Column1 LIKE '%a%'
This will not work on SQL server 2003.
The following query replace each and every a character with a b character.
UPDATE
YourTable
SET
Column1 = REPLACE(Column1,'a','b')
WHERE
Column1 LIKE '%a%'
This will not work on SQL server 2003.