While loop and number counter : While Loop « PL SQL « Oracle PL / SQL

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Oracle PL / SQL » PL SQL » While Loop 
While loop and number counter
    

SQL> -- create demo table
SQL> create table emp(
  2    ID                 VARCHAR2(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','YYYYMMDD'), to_date('20060725','YYYYMMDD'), 1234.56'Toronto',  'Programmer')
  3  /

row created.

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

row created.

SQL>
SQL>
SQL> declare
  2    s Number(8,2);
  3    totalValue Number(8,2);
  4    begin
  5         WHILE totalValue < 100 LOOP
  6              Select salary into s from emp;
  7              totalValue := totalValue + s;
  8         END LOOP;
  9
 10         dbms_output.put_line(totalValue);
 11  end;
 12  /

PL/SQL procedure successfully completed.

SQL>
SQL> drop table emp;

Table dropped.

SQL>

   
    
    
    
  
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