Remove the last character in a string in T-SQL?

Question

How do I remove the last character in a string in T-SQL?

For example:

\'TEST STRING\'

to return:

\'TES         


        

Answer 1

Try this

DECLARE @String VARCHAR(100)
SET @String = 'TEST STRING'
SELECT LEFT(@String, LEN(@String) - 1) AS MyTrimmedColumn

Answer 2

To update the record by trimming the last N characters of a particular column:

UPDATE tablename SET columnName = LEFT(columnName , LEN(columnName )-N) where clause

Answer 3

@result = substring(@result, 1, (LEN(@result)-1))