Combine user-defined type to create new type : Object « Object Oriented Database « Oracle PL / SQL






  1. Oracle PL / SQL
  2. Object Oriented Database
  3. Object

Combine user-defined type to create new type

    

SQL> create type addressType as object
  2  (Street  VARCHAR2(50),
  3   City    VARCHAR2(25),
  4   State   CHAR(2),
  5   Zip     NUMBER);
  6  /
SQL> create type personType as object
  2  (Name     VARCHAR2(25),
  3   Address  addressType);
  4  /
SQL>
SQL>
SQL> create or replace type personType as object
  2  (Name     VARCHAR2(25),
  3   Address  addressType);
  4  /
SQL>
SQL>
SQL> drop type personType force;
SQL>
SQL> drop type addressType force;
SQL>
SQL>








Related examples in the same category

1.Create Object
2.CREATE OR REPLACE TYPE
3.Create a stored type which is visible to SQL and PL/SQL.
4.reference user-defined data type in another block
5.Student type
6.Point type
7.Use user-defined type as parameter
8.This script demonstrates complex objects
9.Name type
10.Behavior of dependent objects.
11.Build data type with another user type
12.Create the object and collection types
13.Create type and use it in inner query
14.Create types and then use it in pl/sql block
15.PriceType becomes the datatype of the price attribute in the ProductType object type
16.Use self to reference member variable in constructor
17.One to list using object references