>use REPLACE ( 'string_expression1' , 'string_expression2' , 'string_expression3' )
>
>'string_expression1'
>
>Is the string expression to be searched. string_expression1 can be of character or binary data.
>
>'string_expression2'
>
>Is the string expression to try to find. string_expression2 can be of character or binary data.
>
>'string_expression3'
>
>Is the replacement string expression string_expression3 can be of character or binary data.

I really don't see any relation with the situation I have.