Re: [SQL] weird exists behaviour

> Note to hackers: here is another example of people getting confused
> by automatic addition of FROM clauses.  The same query can behave
> differently depending on whether it is a sub-query or not: a free
> table name might get bound to a table of the outer query, or generate
> an implicit FROM clause in the standalone case, yielding very different
> result sets.

I think we need to issue an elog(NOTICE) when we create a table entry on
the fly.


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