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SQL> CREATE OR REPLACE TYPE address_obj as OBJECT(
2 street VARCHAR2(20),
3 city VARCHAR2(20),
4 state CHAR(2),
5 zip CHAR(5));
6 /
Type created.
SQL>
SQL> CREATE TABLE address_table OF ADDRESS_OBJ;
Table created.
SQL>
SQL> INSERT INTO address_table VALUES (ADDRESS_OBJ('1 A St.','Mobile','AL','36608'));
1 row created.
SQL>
SQL> CREATE TABLE client (name VARCHAR2(20),
2 address REF address_obj scope is address_table);
Table created.
SQL>
SQL>
SQL> INSERT INTO client SELECT 'Walsh', REF(aa) FROM address_table aa;
1 row created.
SQL>
SQL> -- SELECTing Individual Columns in TCROs
SQL>
SQL>
SQL> SELECT c.name, c.address.city FROM client c;
NAME ADDRESS.CITY
--------- --------------------
Walsh Mobile
SQL>
SQL>
SQL>
SQL> drop table client;
Table dropped.
SQL>
SQL> drop table address_table;
Table dropped.
SQL>
SQL>
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