Delete a row and output referenced value : Delete Data « PL SQL « Oracle PL / SQL

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Oracle PL / SQL » PL SQL » Delete Data 




Delete a row and output referenced value
   

SQL> CREATE TABLE emp (
  2    id         NUMBER PRIMARY KEY,
  3    fname VARCHAR2(50),
  4    lname  VARCHAR2(50)
  5  );

Table created.

SQL>
SQL> INSERT INTO emp (id, fname, lname)VALUES (1'A''B');

row created.

SQL> INSERT INTO emp (id, fname, lname)VALUES (2'C''D');

row created.

SQL> INSERT INTO emp (id, fname, lname)VALUES (3'Enn', 'F');

row created.

SQL> INSERT INTO emp (id, fname, lname)VALUES (4'G''H');

row created.

SQL> INSERT INTO emp (id, fname, lname)VALUES (5'G''Z');

row created.

SQL>
SQL>
SQL> DECLARE
  2     v_emp emp%ROWTYPE;
  3  BEGIN
  4     SELECT * INTO v_emp FROM emp WHERE id = 54;
  5
  6     DELETE FROM emp WHERE id = v_emp.id;
  7
  8     DBMS_OUTPUT.PUT_LINE('em'||v_emp.fname||' '||v_emp.lname||' has been deleted');
  9
 10     COMMIT;
 11
 12  EXCEPTION
 13     WHEN OTHERS
 14     THEN
 15        DBMS_OUTPUT.PUT_LINE(SQLERRM);
 16        ROLLBACK;
 17  END;
 18  /
ORA-01403: no data found

PL/SQL procedure successfully completed.

SQL>
SQL> set escape off
SQL>
SQL>
SQL> drop table emp;

Table dropped.

   
    
    
  














Related examples in the same category
1.DELETE statement can be used within PL/SQL programs to delete a row or a set of rows
2.DELETE statement in PL/SQL block
3.Delete data statement with WHERE clauses.
4.Delete statement with variable
5.Delete employee with stored procedure
6.Create dynamic delete from command
7.Use procedure to delete departments
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