From 186bc0dfdcb0d4376ffe575bc75a8caf020abbfc Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Thu, 7 Aug 2025 18:04:45 -0400
Subject: [PATCH] doc: add float as an alias for double precision.

Although the "Floating-Point Types" section says that "float" data
type is taken to mean "double precision", this information was not
reflected in the data type table that lists all data type aliases.

Reported-by: alexander.kjall@hafslund.no
Author: Euler Taveira <euler@eulerto.com>
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://postgr.es/m/175456294638.800.12038559679827947313@wrigleys.postgresql.org
Backpatch-through: 13
---
 doc/src/sgml/datatype.sgml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/src/sgml/datatype.sgml b/doc/src/sgml/datatype.sgml
index d38dc4c70bd..b07869fc197 100644
--- a/doc/src/sgml/datatype.sgml
+++ b/doc/src/sgml/datatype.sgml
@@ -117,7 +117,7 @@
 
       <row>
        <entry><type>double precision</type></entry>
-       <entry><type>float8</type></entry>
+       <entry><type>float</type>, <type>float8</type></entry>
        <entry>double precision floating-point number (8 bytes)</entry>
       </row>