Re: What is the length of tuple with a TOAST pointer?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Vignesh Raghunathan <vignesh(dot)pgsql(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: What is the length of tuple with a TOAST pointer?
Date: 2015-09-04 20:47:58
Message-ID: 10117.1441399678@sss.pgh.pa.us
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Vignesh Raghunathan <vignesh(dot)pgsql(at)gmail(dot)com> writes:
> If a tuple has a pointer to a TOAST table entry, would the tuple's length
> stored in its corresponding Item include the length of the entry in the
> TOAST table?

No. It would include the length of the TOAST-pointer datum.

regards, tom lane

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