From a613474411e690947fbf869ef519da13a35d993d Mon Sep 17 00:00:00 2001
From: Daniel Gustafsson <dgustafsson@postgresql.org>
Date: Fri, 30 Sep 2022 12:03:48 +0200
Subject: [PATCH] doc: Fix PQsslAttribute docs for compression

The compression parameter to PQsslAttribute has never returned the
compression method used, it has always returned "on" or "off since
it was added in commit 91fa7b4719ac. Backpatch through v10.

Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://postgr.es/m/B9EC60EC-F665-47E8-A221-398C76E382C9@yesql.se
Backpatch-through: v10
---
 doc/src/sgml/libpq.sgml | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 1f8e7875cfa..e4487cc3223 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -2565,9 +2565,7 @@ const char *PQsslAttribute(const PGconn *conn, const char *attribute_name);
          <term><literal>compression</literal></term>
           <listitem>
            <para>
-            If SSL compression is in use, returns the name of the compression
-            algorithm, or "on" if compression is used but the algorithm is
-            not known. If compression is not in use, returns "off".
+            Returns "on" if SSL compression is in use, else it returns "off".
            </para>
           </listitem>
          </varlistentry>