A compound field is a field with a value that depends on the different parameters.
The parameters are called qualifiers.
Separate value names and values of qualifiers with a colon ":" and pass them as a compound field name in an API request.
Values of qualifiers must be sorted alphabetically.
Compound field example: keyword volume.
This field exists in a keyword data type.
volume field qualifiers have the following properties:
- region_key - region key
- searcher_key - search engine key
- type - search volume type code
Below is an example of the fields parameter to get search volume from NYC (202), Google search engine (1), search volume type [!Keyword] (3):
Below is an example of using a fields parameter to get keyword search volume with the same settings as above, but to display only the data that is greater than 50: