Kill session in oracle

We can find the session information using v$session and v$process

 SELECT
       s.sid,
       s.serial#,
       p.spid,
       s.username,
       s.program
FROM   v$session s
       JOIN v$process p ON p.addr = s.paddr
WHERE  s.type != 'BACKGROUND'

    SID    SERIAL# SPID         USERNAME                       PROGRAM
---------- ---------- ------------ ------------------------------ -------------------------------------------       112      53329 22054        vanita                   sql*plus


We can kill session using below command

SQL> ALTER SYSTEM KILL SESSION 'sid,serial#';

 i.e

SQL> ALTER SYSTEM KILL SESSION '112 ,53329';