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Re: percentile value check can be slow - Mailing list pgsql-hackers

From Tom Lane
Subject Re: percentile value check can be slow
Date
Msg-id 7314.1511019876@sss.pgh.pa.us
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In response to percentile value check can be slow  (jotpe <jotpe@posteo.de>)
Responses Re: percentile value check can be slow  (David Fetter <david@fetter.org>)
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jotpe <jotpe@posteo.de> writes:
> I tried to enter invalid percentile fractions, and was astonished that 
> it seems to be checked after many work is done?

IIRC, only the aggregate's final-function is concerned with direct
arguments, so it's not all that astonishing.
        regards, tom lane

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