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Re: Allowing NOT IN to use ANTI joins - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Allowing NOT IN to use ANTI joins
Date
Msg-id 21491.1403649876@sss.pgh.pa.us
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In response to Re: Allowing NOT IN to use ANTI joins  (Simon Riggs <simon@2ndQuadrant.com>)
Responses Re: Allowing NOT IN to use ANTI joins  (Simon Riggs <simon@2ndQuadrant.com>)
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Simon Riggs <simon@2ndQuadrant.com> writes:
> Having said that, any join plan that relies upon a constraint will
> still be valid even if we drop a constraint while the plan executes
> because any new writes will not be visible to the executing join plan.

mumble ... EvalPlanQual ?
        regards, tom lane

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