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Re: wCTE: why not finish sub-updates at the end, not the beginning? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: wCTE: why not finish sub-updates at the end, not the beginning?
Date
Msg-id 2681.1298689922@sss.pgh.pa.us
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In response to Re: wCTE: why not finish sub-updates at the end, not the beginning?  (David Fetter <david@fetter.org>)
Responses Re: wCTE: why not finish sub-updates at the end, not the beginning?  (David Fetter <david@fetter.org>)
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David Fetter <david@fetter.org> writes:
> What's the effect, if any, on CTEs that depend on each other
> explicitly?

An error.  That would require mutual recursion, which we don't
support for the SELECT case let alone data-modifying statements.
        regards, tom lane

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