Fix and clarify comments on replacement selection.

Heikki Linnakangas <heikki.linnakangas@iki.fi>

Commit: c99dd5bfed23d9787dcf7d00197c1ed42bcfdb02
Author: Heikki Linnakangas <heikki.linnakangas@iki.fi>
Date: 2016-09-15T08:51:43Z
Releases: 10.0
Fix and clarify comments on replacement selection.

These were modified by the patch to only use replacement selection for the
first run in an external sort.

Files

PathChange+/−
src/backend/utils/sort/tuplesort.c modified +16 −16