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dual is a dummy table. you can get sysdate,or a sequence from dual.
laotang
(laotang)
you can get anything that is not in a real table. for example:
select 2+1 from dual;
how ever,this statement is not useful.
(#259314@0)
Last Updated: 2001-11-12
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In Oracle, What is DUAL? what info can I get from DUAL?
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