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troubleshooting Question

For update nowait

Avatar of s3h
s3h asked on
Oracle Database
3 Comments1 Solution1624 ViewsLast Modified:
If I join 3 table and select only 2 column out of the three table and use for udpate no wait.
Will this lock all the three tables that resulted row or just the table selected column
example :
select max(em.sal_no) sal , e.emp_id
from emp e, dept d , emp_month em
where e.dept_id = d.dept_id
and d.dept_id = 117
and e.emp_id = em.emp_id
for update of nowait;
Avatar of Andytw
AndytwFlag of United Kingdom of Great Britain and Northern Ireland image

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