From: Bruce Momjian <bruce@momjian.us>
Date: Thu, 7 Sep 2023 19:47:53 +0000 (-0400)
Subject: doc:  change "cross product" to "Cartesian product"
X-Git-Tag: REL_17_BETA1~1898
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8438a3ffef283d12b387eeb73616809e4c409483;p=thirdparty%2Fpostgresql.git

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
---

diff --git a/doc/src/sgml/queries.sgml b/doc/src/sgml/queries.sgml
index 3f9584928c5..8a4674e5f28 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))