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Re: MERGE vs REPLACE - Mailing list pgsql-hackers

From Tom Lane
Subject Re: MERGE vs REPLACE
Date
Msg-id 8714.1132161132@sss.pgh.pa.us
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In response to Re: MERGE vs REPLACE  (Jaime Casanova <systemguards@gmail.com>)
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Jaime Casanova <systemguards@gmail.com> writes:
> If the lock will be required, what's the problem in doing it
> internally?

I already explained that: lock upgrading is deadlock-prone.
        regards, tom lane

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