what does it mean when one lock mode conflicts with another like is
says in the documentation? can somebody explain and maybe give an
example.

thanx, amir

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Amir Zicherman <amir.zicherman@gmail.com> writes:[color=blue]
> what does it mean when one lock mode conflicts with another[/color]

It means that a holder of the one lock type will block a requestor
of the other lock type (on the same lockable object, of course).

regards, tom lane

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