[PATCH] doc/queries.sgml: add missing comma

Minor grammatical fix.
---
 doc/src/sgml/queries.sgml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/src/sgml/queries.sgml b/doc/src/sgml/queries.sgml
index 516fbcbf37..0f3d9ce7f8 100644
--- a/doc/src/sgml/queries.sgml
+++ b/doc/src/sgml/queries.sgml
@@ -2172,7 +2172,7 @@ SELECT sum(n) FROM t;
 
   <note>
    <para>
-    Strictly speaking, this process is iteration not recursion, but
+    Strictly speaking, this process is iteration, not recursion, but
     <literal>RECURSIVE</literal> is the terminology chosen by the SQL standards
     committee.
    </para>
-- 
2.33.1