PriceType becomes the datatype of the price attribute in the ProductType object type

    
SQL>
SQL> CREATE OR REPLACE TYPE PriceType AS OBJECT (
  2      discount_rate   NUMBER (10, 4),
  3      price           NUMBER (10, 2),
  4      CONSTRUCTOR FUNCTION PriceType (price NUMBER)
  5         RETURN SELF AS RESULT
  6   )
  7   INSTANTIABLE FINAL;
  8   /

Type created.

SQL>
SQL>
SQL>
SQL> -- Body
SQL>
SQL> CREATE OR REPLACE TYPE BODY PriceType
  2   AS
  3      CONSTRUCTOR FUNCTION PriceType (price NUMBER)
  4         RETURN SELF AS RESULT
  5      AS
  6      BEGIN
  7         SELF.price := price * .9;
  8         RETURN;
  9      END PriceType;
 10   END;
 11   /

Type body created.

SQL>
SQL> show errors
No errors.
SQL>
SQL>

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PriceType becomes the datatype of the price attribute in the ProductType object type : Object « Object Oriented Database « Oracle PL / SQL

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