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Re: count(*) of zero rows returns 1 - Mailing list pgsql-hackers

From Gurjeet Singh
Subject Re: count(*) of zero rows returns 1
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Msg-id CABwTF4UxfLD-2vT7Wj_gCNOeo0k_i1XEE40xxxt0yVAr9EmCwA@mail.gmail.com
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In response to Re: count(*) of zero rows returns 1  (David Johnston <polobo@yahoo.com>)
Responses Re: count(*) of zero rows returns 1
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On Mon, Jan 14, 2013 at 3:09 PM, David Johnston <polobo@yahoo.com> wrote:
What does "SELECT * FROM dual" in Oracle yield?

AFAICR, 'dual' table has one column named 'DUMMY' and one row with value, single character X.

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