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From: Jeff Davis <[email protected]>
To: Etsuro Fujita <[email protected]>
Cc: SAIKIRAN AVULA <[email protected]>
Cc: [email protected]
Subject: Re: Skip adding row-marks for non target tables when result relation is foreign table.
Date: Wed, 14 Aug 2024 17:56:46 -0700
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAPmGK16H_iHhuwOe_LV4Q2eDnToaU_fFfb21ttB1fS9zBWvLig@mail.gmail.com>
References: <CABg8Gm5z53jv7+2-=RXZ0XYOna7Ts_Yc+TP83qbBU4YDtbAouA@mail.gmail.com>
	<[email protected]>
	<CAPmGK16H_iHhuwOe_LV4Q2eDnToaU_fFfb21ttB1fS9zBWvLig@mail.gmail.com>

On Fri, 2024-08-09 at 17:35 +0900, Etsuro Fujita wrote:
> I might be missing something, but I think the extra round trip
> happens
> for each foreign row locked using the RefetchForeignRow() API in
> ExecLockRows(), so I think the overhead is caused in the normal case.

Is there any sample code that implements late locking for a FDW? I'm
not quite clear on how it's supposed to work.

Regards,
	Jeff Davis

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