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-rw-r--r--doc/src/sgml/libpq.sgml33
-rw-r--r--doc/src/sgml/monitoring.sgml10
2 files changed, 2 insertions, 41 deletions
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 05532793142..6d2e86a1f59 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -1635,24 +1635,7 @@ postgresql://%2Fvar%2Flib%2Fpostgresql/dbname
<term><literal>sslcompression</literal></term>
<listitem>
<para>
- If set to 1, data sent over SSL connections will be compressed. If
- set to 0, compression will be disabled. The default is 0. This
- parameter is ignored if a connection without SSL is made.
- </para>
-
- <para>
- SSL compression is nowadays considered insecure and its use is no
- longer recommended. <productname>OpenSSL</productname> 1.1.0 disables
- compression by default, and many operating system distributions
- disable it in prior versions as well, so setting this parameter to on
- will not have any effect if the server does not accept compression.
- </para>
-
- <para>
- If security is not a primary concern, compression can improve
- throughput if the network is the bottleneck. Disabling compression
- can improve response time and throughput if CPU performance is the
- limiting factor.
+ Ignored (formerly, this specified whether to attempt SSL compression).
</para>
</listitem>
</varlistentry>
@@ -2545,9 +2528,7 @@ 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".
+ SSL compression is no longer supported, always returns "off".
</para>
</listitem>
</varlistentry>
@@ -7185,16 +7166,6 @@ myEventProc(PGEventId evtId, void *evtInfo, void *passThrough)
<listitem>
<para>
<indexterm>
- <primary><envar>PGSSLCOMPRESSION</envar></primary>
- </indexterm>
- <envar>PGSSLCOMPRESSION</envar> behaves the same as the <xref
- linkend="libpq-connect-sslcompression"/> connection parameter.
- </para>
- </listitem>
-
- <listitem>
- <para>
- <indexterm>
<primary><envar>PGSSLCERT</envar></primary>
</indexterm>
<envar>PGSSLCERT</envar> behaves the same as the <xref
diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index 3513e127b78..53692c0020b 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -3067,16 +3067,6 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i
<row>
<entry role="catalog_table_entry"><para role="column_definition">
- <structfield>compression</structfield> <type>boolean</type>
- </para>
- <para>
- True if SSL compression is in use, false if not,
- or NULL if SSL is not in use on this connection
- </para></entry>
- </row>
-
- <row>
- <entry role="catalog_table_entry"><para role="column_definition">
<structfield>client_dn</structfield> <type>text</type>
</para>
<para>