Re: [HACKERS] machine-readable explain output v4

[Tom Lane]

Robert Haas <robertmh...@gmail.com> writes:
> On Mon, Aug 10, 2009 at 10:54 AM, Tom Lane<t...@sss.pgh.pa.us> wrote:
>>        <Filter><Expr><Text>(f1 &gt; 0)</Text></Expr></Filter>
>> 
>> This would leave room to add additional properties beside the text,
>> and not break existing clients when we do it.

> Well, there you seem to be adding TWO containers, which is probably
> overkill.  I could see adding one.

Uh, no, I see one container and a property.  If we do just

        <Filter><Expr>(f1 &gt; 0)</Expr></Filter>

then where do we put additional information about the expression
when the time comes?

                        regards, tom lane

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