If...then...Else : IF « PL SQL « Oracle PL / SQL

1. Oracle PL / SQL
2. PL SQL
3. IF

If...then...Else

    

SQL> -- create demo table
SQL> create table emp(
  2    ID                 VARCHAR2(4 BYTE)         NOT NULL,
  3    fname         VARCHAR2(10 BYTE),
  4    lname          VARCHAR2(10 BYTE),
  5    Start_Date         DATE,
  6    End_Date           DATE,
  7    Salary             Number(8,2),
  8    City               VARCHAR2(10 BYTE),
  9    Description        VARCHAR2(15 BYTE)
 10  )
 11  /

Table created.

SQL>
SQL>
SQL>
SQL> -- prepare data
SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date
,                       Salary,  City,       Description)
  2               values ('01','Jason',    'Martin',  to_date('19960725','YYYYMM
DD'), to_date('20060725','YYYYMMDD'), 1234.56, 'Toronto',  'Programmer')
  3  /

1 row created.

SQL> insert into emp(ID,  fname, lname, Start_Date,                     End_Date
,                       Salary,  City,       Description)
  2                values('02','Alison',   'Mathews', to_date('19760321','YYYYMM
DD'), to_date('19860221','YYYYMMDD'), 6661.78, 'Vancouver','Tester')
  3  /

1 row created.
SQL>
SQL>
SQL> declare
  2    dateValue date;
  3    nameValue VARCHAR2(10 BYTE);
  4    s Number(8,2);
  5    begin
  6         select start_date into dateValue from emp where rownum = 1;
  7         select salary into s from emp where rownum = 1;
  8         IF dateValue > '11-APR-63' then
  9              s :=  s * 1.15; -- Increase salary by 15%
 10         ELSE
 11              s := s * 1.05;  -- Increase salary by 5%
 12         END IF;
 13
 14         dbms_output.put_line(s);
 15  end;
 16  /
1419.74

PL/SQL procedure successfully completed.

SQL>
SQL> drop table emp;

Table dropped.

   
    
    
    
  

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