Re: [Xen-devel] [OSSTEST PATCH 0/7] Apropos of XTF: Improve failed step selection

[Ian Jackson <ian.jackson@xxxxxxxxxxxxx>]

Wei Liu writes ("Re: [OSSTEST PATCH 0/7] Apropos of XTF: Improve failed step 
selection"):
> > On Thu, Aug 11, 2016 at 05:17:56PM +0100, Ian Jackson wrote:
> > -            SELECT sum(finished-started)
> > +            SELECT sum(max(finished)-min(started))
...
> resourcecall DBD::Pg::st execute failed: ERROR:  aggregate function calls 
> cannot be nested

I am a total idiot.  I didn't spot you had botched the merge.  The new
code should be

  max(finished)-min(started)

without the sum().

Ian.

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