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From: "Sabin Coanda" <sabin.coanda@deuromedia.ro>
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Subject: Re: system table storing sequence attributes
Date: Tue, 22 May 2007 15:23:44 +0300
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...
> select last_value from sequence_name

Unfortunately there is the same problem. The documentation say: "It is an 
error to call lastval if nextval has not yet been called in the current 
session." .... and I don't want to call nextval before.

Sabin