Den 2012-10-23 10:32 skrev Frank såhär:
select R1.RDB$RELATION_NAME
from RDB$RELATION_FIELDS F1
join RDB$RELATIONS R1 on F1.RDB$RELATION_NAME = R1.RDB$RELATION_NAME
where F1.RDB$FIELD_NAME ='EMP_NO' and
(not exists(select R2.RDB$RELATION_NAME
On 23/10/12 11:24, Dmitry Yemanov wrote:
It smells like a bug caused by the new restriction ;-)
I will investigate that, thanks.
thank you
Frank
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Am 23.10.2012 13:37, schrieb Kjell Rilbe:
But your query still seems strange... Just trying to be helpful, so I
hope I'm not being a pain... :-)
...
OK, but then why is R2 even
present in the subselect?
To demonstrate an error in joins in subselects in FB3.0
You can simplify your query
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