From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Sun, 5 Feb 2012 03:37:34 +0000 (-0500)
Subject: Improve comment.
X-Git-Tag: REL9_2_BETA1~474
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ee68a44106fa89b8efb2f21b71c3fcafaaf48851;p=postgresql

Improve comment.
---

diff --git a/src/backend/access/gin/ginxlog.c b/src/backend/access/gin/ginxlog.c
index 94051aa1c3..388589beac 100644
--- a/src/backend/access/gin/ginxlog.c
+++ b/src/backend/access/gin/ginxlog.c
@@ -671,9 +671,10 @@ gin_redo(XLogRecPtr lsn, XLogRecord *record)
 	uint8		info = record->xl_info & ~XLR_INFO_MASK;
 
 	/*
-	 * GIN indexes do not require any conflict processing.
+	 * GIN indexes do not require any conflict processing. NB: If we ever
+	 * implement a similar optimization as we have in b-tree, and remove
+	 * killed tuples outside VACUUM, we'll need to handle that here.
 	 */
-
 	RestoreBkpBlocks(lsn, record, false);
 
 	topCtx = MemoryContextSwitchTo(opCtx);