SELECT with a WHERE Clause : Select « Object Oriented Database « Oracle PL / SQL

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

SELECT with a WHERE Clause

SQL> --SELECT with a WHERE Clause
SQL>
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 emp (empno   NUMBER(3),
  2                    name    VARCHAR2(20),
  3                    address ADDRESS_OBJ);

Table created.

SQL>
SQL>
SQL> INSERT INTO emp VALUES (101, 'Adam', ADDRESS_OBJ('1 A St.','Mobile','AL','36608'));

1 row created.

SQL>
SQL> COLUMN name FORMAT a9
SQL> COLUMN empno FORMAT 999999
SQL> COLUMN address FORMAT a50
SQL>
SQL> SELECT name, e.address.city FROM emp e WHERE e.address.state = 'AL';

NAME      ADDRESS.CITY
--------- --------------------
Adam      Mobile

SQL>
SQL> drop table emp;

Table dropped.

SQL>
SQL>
SQL>
           
       

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