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> Sent: Monday, November 06, 2006 11:55 AM
> To: stig erikson; pgsql-sql@postgresql.org
> Subject: Re: [SQL] a celko-puzzle from long time ago
>
> > While reading celko's SQL puzzles (second edition) i
> followed a reference to
> > http://www.dbmsmag.com/9801d06.h
> While reading celko's SQL puzzles (second edition) i followed a reference to
> http://www.dbmsmag.com/9801d06.html.
> There is a puzzle that counts items in boxes.
> When i try to run the proposed solution on PG 8.1.5, PG says: ERROR: column
> reference "qty" is
> ambiguous
>
>
> apparently t
While reading celko's SQL puzzles (second edition) i followed a reference to
http://www.dbmsmag.com/9801d06.html.
There is a puzzle that counts items in boxes.
When i try to run the proposed solution on PG 8.1.5, PG says: ERROR: column reference
"qty" is ambiguous
apparently the variable decl
