TRIM
Removes leading and trailing white space from the strings in the source column or custom strings, and returns the result in a new column. Spaces between words aren't removed.
Parameters
- 
                sourceColumn– The name of an existing column.
- 
                value– A character string to evaluate.
- 
                targetColumn– The name of the new column to be created.
Note
You can specify either sourceColumn or value, but not
                both.
Examples
{ "RecipeAction": { "Operation": "TRIM", "Parameters": { "sourceColumn": "nationality", "targetColumn": "nationality_trim" } } }
{ "RecipeAction": { "Operation": "TRIM", "Parameters": { "value": " This string should be trimmed ", "targetColumn": "string_trimmed" } } }