Re: Another release note? - Mailing list pgsql-hackers

Christopher Kings-Lynne wrote:
> >>Is it worth mentioning this as a compatibility issue?
> >>"Prior to PostgreSQL 7.3, serial  implied UNIQUE. This is no longer 
> >>automatic. If you wish a serial column to be in a unique constraint or a 
> >>primary key, it must now be specified, same as with any other data type."
> > 
> > 
> > Er, that *was* a compatibility issue.  For 7.3.

And we did mention it in the 7.3 release notes:
    * serial columns are no longer automatically UNIQUE; thus, an index      will not automatically be created.

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