How do I remove all spaces from a field in a Postgres database in an update query?

Question

What would be the proper syntax used to run an update query on a table to remove all spaces from the values in a column?

My table is called users and in

Answer 1

Just use the simple code

 REPLACE('some_string', ' ', '')

or

Replace('some_string', '\s', '')

to remove any white space from the string