Sort Area Usage/Temp Tablespace Usage of an Oracle Session

Below query will picture of Temp Usage of an Oracle Session.


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select s.osuser, s.sid, s.serial#,s.username, s.program,
s.client_info,(sum(u.blocks)*vp.value/1024/1024/1024) AS GB_USED, a.sql_text as sql_t
from sys.gv_$session s, sys.gv_$sort_usage u, sys.gv_$parameter vp, sys.gv_$sqlarea a, sys.gv_$process b
where
s.saddr = u.session_addr and
vp.name = 'db_block_size' and
a.address = s.sql_address and
b.addr = s.paddr
group by s.osuser, s.sid, s.serial#,s.username, s.program,s.client_info, vp.value, a.sql_text;


Thanks,
Jyothish