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Re: 7b03ce7af3d: MDEV-17395 REPLACE/INSERT ODKU: support WITHOUT OVERLAPS

 

I am not familiar with any of the real use cases, and don't know, what
users do actually expect. I thought we're agreed about that

пн, 6 апр. 2020 г., 20:39 Sergei Golubchik <serg@xxxxxxxxxxx>:

> Hi, Nikita!
>
> On Apr 03, Nikita Malyavin wrote:
> > >
> > > Now, about semantics. It is very arguable here. One options is to
> > > do, literally, "insert, if fails delete/update the conflicting row".
> > > No periods involved here. The other option is to use FOR PERIOD
> > > implicitly for updates and deletes.
> > >
> > Sure, option two should be chosen. I rewrote the code
>
> Why option two?
> Do you know use cases that would justify this behavior?
>
> Regards,
> Sergei
> VP of MariaDB Server Engineering
> and security@xxxxxxxxxxx
>

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