The SET statement specifies PROPERTYNAME and RANKMETHOD options for the query.
You can associate a property with a friendly alias for the query by using the following syntax:
SET PROPERTYNAME <guid_format> PROPID <property_id> | <property_name> AS <column_alias> [<type_clause>]
You can specify the rank method for queries with the ISABOUT term by using the following syntax:
SET RANKMETHOD <rankmethod>
The RANKMETHOD methods that can be specified by using the SET statement are JACCARD COEFFICIENT, DICE COEFFICIENT, and INNER PRODUCT.