What is HeapScanDescData.rs_initblock good for?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
Cc: pgsql-hackers(at)postgreSQL(dot)org
Subject: What is HeapScanDescData.rs_initblock good for?
Date: 2015-07-21 16:36:15
Message-ID: 1605.1437496575@sss.pgh.pa.us
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The BRIN patch added a HeapScanDescData field rs_initblock, but so far as
I can see it's utterly without use, and it's quite confusing (people might
mistake it for rs_startblock, for example). Any objection to taking it
out again?

regards, tom lane

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