doc PG 17 relnotes: improve btree "set/array" matching item

bmomjian · bmomjian · commit 4cf9aab21476 · 2024-05-25T23:56:06.000-04:00
Reported-by: Peter Geoghegan Discussion: https://postgr.es/m/CAH2-WznwSs5irUka2deUooSdH7Sts2oPdVv4PCOwhK51fq2ZTg@mail.gmail.com Backpatch-through: master
diff --git a/doc/src/sgml/release-17.sgml b/doc/src/sgml/release-17.sgml
@@ -467,7 +467,7 @@ Author: Peter Geoghegan <pg@bowt.ie>
 
 <listitem>
 <para>
-Allow btree indexes to more efficiently find array matches (Peter Geoghegan, Matthias van de Meent)
+Allow btree indexes to more efficiently find a set of values, such as those supplied by IN subqueries (Peter Geoghegan, Matthias van de Meent)
 </para>
 </listitem>
 
