| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | reva(dot)d91(at)gmail(dot)com |
| Cc: | "pgsql-bugs(at)postgresql(dot)org" <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: BUG #14514: Bug in Subquery |
| Date: | 2017-01-25 15:31:27 |
| Message-ID: | CAKFQuwZJ+Wi8E5wP4PZSgFP1mft16Q7kvjStT-MvzhE0M6Avpg@mail.gmail.com |
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| Lists: | pgsql-bugs |
On Wed, Jan 25, 2017 at 12:23 AM, <reva(dot)d91(at)gmail(dot)com> wrote:
> The following bug has been logged on the website:
>
> Bug reference: 14514
> Logged by: Revathi Dharmalingam
> Email address: reva(dot)d91(at)gmail(dot)com
> PostgreSQL version: 9.3.10
> Operating system: Windows 7/Unix
> Description:
>
> It is ignoring the invalid columns in subquery,Instead of throwing the
> error
> 'Column does not exist'.
>
> (eg):
> select * from emp where (empname,empid,empno) in(selec emname,emid,emno
> from
> em_details)
>
> Note:There is no emno in em_details table.
>
>
Working as designed. The reference to "emno" comes from the "emp" table -
this is what is called a correlated subquery.
David J.
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