From 8438a3ffef283d12b387eeb73616809e4c409483 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Thu, 7 Sep 2023 15:47:53 -0400
Subject: [PATCH] doc:  change "cross product" to "Cartesian product"

Reported-by: Erik Wienhold

Discussion: https://postgr.es/m/2053109544.160895.1684955437950@office.mailbox.org

Author: Erik Wienhold

Backpatch-through: master
---
 doc/src/sgml/queries.sgml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/src/sgml/queries.sgml b/doc/src/sgml/queries.sgml
index 3f9584928c..8a4674e5f2 100644
--- a/doc/src/sgml/queries.sgml
+++ b/doc/src/sgml/queries.sgml
@@ -392,7 +392,7 @@ FROM <replaceable>table_reference</replaceable> <optional>, <replaceable>table_r
         input tables.  As with <literal>USING</literal>, these columns appear
         only once in the output table.  If there are no common
         column names, <literal>NATURAL JOIN</literal> behaves like
-        <literal>JOIN ... ON TRUE</literal>, producing a cross-product join.
+        <literal>CROSS JOIN</literal>.
        </para>
 
        <note>
@@ -1362,7 +1362,7 @@ GROUPING SETS (
 
    <para>
     If multiple grouping items are specified in a single <literal>GROUP BY</literal>
-    clause, then the final list of grouping sets is the cross product of the
+    clause, then the final list of grouping sets is the Cartesian product of the
     individual items.  For example:
 <programlisting>
 GROUP BY a, CUBE (b, c), GROUPING SETS ((d), (e))