for data in ( select * from tableName ) : Implicit Cursor « Cursor « Oracle PL / SQL

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Oracle PL / SQL » Cursor » Implicit Cursor 
for data in ( select * from tableName )
  

SQL>
SQL>
SQL> CREATE TABLE DEPT(
  2      DEPTNO NUMBER(2),
  3      DNAME VARCHAR2(14),
  4      LOC VARCHAR2(13)
  5  );

Table created.

SQL>
SQL> INSERT INTO DEPT VALUES (10'ACCOUNTING', 'NEW YORK');

row created.

SQL> INSERT INTO DEPT VALUES (20'RESEARCH', 'DALLAS');

row created.

SQL> INSERT INTO DEPT VALUES (30'SALES', 'CHICAGO');

row created.

SQL> INSERT INTO DEPT VALUES (40'OPERATIONS', 'BOSTON');

row created.

SQL>
SQL>
SQL> create or replace procedure implicit
  2  as
  3  begin
  4      for x in select from dept )
  5      loop
  6          null;
  7      end loop;
  8  end;
  9  /

Procedure created.

SQL>
SQL>
SQL> drop table dept;

Table dropped.

SQL>
SQL>
SQL>

   
    
  
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