http://www.pythian.com/blogs/765/oracle-is-outer-join-better-than-not-exists News and views from Pythian DBAs Tue, 7 Oct 2008 01:46:34 +0000 http://wordpress.org/?v=2.3.2 http://www.pythian.com/blogs/765/oracle-is-outer-join-better-than-not-exists#comment-200197 Preetha Fri, 16 May 2008 11:51:08 +0000 http://www.pythian.com/blogs/765/oracle-is-outer-join-better-than-not-exists#comment-200197 delete from t1 a where exists (select 1 from t1 one left outer join t2 two on two.id = one.id where two.id is null); delete from t1 a
where exists
(select 1 from t1 one left outer join t2 two on two.id = one.id where two.id is null);

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