CREATE TABLE Services (Service_Type_Code VARCHAR(255), Product_Price INTEGER); CREATE TABLE Ref_Service_Types (Service_Type_Description VARCHAR(255), Service_Type_Code VARCHAR(255))
What are the descriptions of the service types with product price above 100?
    
SQL: SELECT T1.Service_Type_Description FROM Ref_Service_Types AS T1 JOIN Services AS T2 ON T1.Service_Type_Code = T2.Service_Type_Code WHERE T2.Product_Price > 100