From e8e15385a12d3f733e67fdad41f276633ab57fd3 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Mon, 31 Aug 2020 13:49:17 -0400
Subject: [PATCH] doc:  improve description of subscripting of arrays

It wasn't clear the non-integers are cast to integers for subscripting,
rather than throwing an error.

Reported-by: sean@materialize.io

Discussion: https://postgr.es/m/159538675800.624.7728794628229799531@wrigleys.postgresql.org

Backpatch-through: 9.5
---
 doc/src/sgml/syntax.sgml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/src/sgml/syntax.sgml b/doc/src/sgml/syntax.sgml
index 86869bdf8c..f23bec8b9d 100644
--- a/doc/src/sgml/syntax.sgml
+++ b/doc/src/sgml/syntax.sgml
@@ -1383,7 +1383,7 @@ CREATE FUNCTION dept(text) RETURNS dept
 </synopsis>
     (Here, the brackets <literal>[ ]</literal> are meant to appear literally.)
     Each <replaceable>subscript</replaceable> is itself an expression,
-    which must yield an integer value.
+    which will be rounded to the nearest integer value.
    </para>
 
    <para>