Creating Multivalued Properties
You can set all types of data model properties as multivalued. This is useful when you need to index several values in a single index field.
For example, you want to store several email addresses in and email_address field or phone numbers in a phone_numbers field for persons:
1. In the Administration Console, go to Index > Data Model.
2. Expand a property to view its configuration options and expand Other advanced options.
3. Select Multivalued and click Apply.