Improve documentations for ALTER PUBLICATION and ALTER SUBSCRIPTION.

Discussion: http://postgr.es/m/CAD21AoC32YgtateNqTFXzTJmHHe6hXs4cpJTND3n-Ts8f-aMqw@mail.gmail.com

doc/src/sgml/ref/alter_publication.sgml

@@ -30,6 +30,7 @@ ALTER PUBLICATION <replaceable class="PARAMETER">name</replaceable> WITH ( <repl
     | PUBLISH DELETE | NOPUBLISH DELETE
 
 ALTER PUBLICATION <replaceable class="PARAMETER">name</replaceable> OWNER TO { <replaceable>new_owner</replaceable> | CURRENT_USER | SESSION_USER }
+ALTER PUBLICATION <replaceable class="PARAMETER">name</replaceable> RENAME TO <replaceable>new_name</replaceable>
 ALTER PUBLICATION <replaceable class="PARAMETER">name</replaceable> ADD TABLE <replaceable class="PARAMETER">table_name</replaceable> [, ...]
 ALTER PUBLICATION <replaceable class="PARAMETER">name</replaceable> SET TABLE <replaceable class="PARAMETER">table_name</replaceable> [, ...]
 ALTER PUBLICATION <replaceable class="PARAMETER">name</replaceable> DROP TABLE <replaceable class="PARAMETER">table_name</replaceable> [, ...]
@@ -78,6 +79,24 @@ ALTER PUBLICATION <replaceable class="PARAMETER">name</replaceable> DROP TABLE <
     </listitem>
    </varlistentry>
 
+   <varlistentry>
+    <term><replaceable class="parameter">new_owner</replaceable></term>
+    <listitem>
+     <para>
+      The user name of the new owner of the publication.
+     </para>
+    </listitem>
+   </varlistentry>
+
+   <varlistentry>
+    <term><replaceable class="parameter">new_name</replaceable></term>
+    <listitem>
+     <para>
+      The new name for the publication.
+     </para>
+    </listitem>
+   </varlistentry>
+
    <varlistentry>
     <term><literal>PUBLISH INSERT</literal></term>
     <term><literal>NOPUBLISH INSERT</literal></term>

doc/src/sgml/ref/alter_subscription.sgml

@@ -35,6 +35,7 @@ ALTER SUBSCRIPTION <replaceable class="PARAMETER">name</replaceable> REFRESH PUB
     COPY DATA | NOCOPY DATA
 
 ALTER SUBSCRIPTION <replaceable class="PARAMETER">name</replaceable> OWNER TO { <replaceable>new_owner</replaceable> | CURRENT_USER | SESSION_USER }
+ALTER SUBSCRIPTION <replaceable class="PARAMETER">name</replaceable> RENAME TO <replaceable>new_name</replaceable>
 ALTER SUBSCRIPTION <replaceable class="PARAMETER">name</replaceable> CONNECTION '<replaceable>conninfo</replaceable>'
 ALTER SUBSCRIPTION <replaceable class="PARAMETER">name</replaceable> ENABLE
 ALTER SUBSCRIPTION <replaceable class="PARAMETER">name</replaceable> DISABLE
@@ -69,6 +70,24 @@ ALTER SUBSCRIPTION <replaceable class="PARAMETER">name</replaceable> DISABLE
     </listitem>
    </varlistentry>
 
+   <varlistentry>
+    <term><replaceable class="parameter">new_owner</replaceable></term>
+    <listitem>
+     <para>
+      The user name of the new owner of the subscription.
+     </para>
+    </listitem>
+   </varlistentry>
+
+   <varlistentry>
+    <term><replaceable class="parameter">new_name</replaceable></term>
+    <listitem>
+     <para>
+      The new name for the subscription.
+     </para>
+    </listitem>
+   </varlistentry>
+
    <varlistentry>
     <term><literal>CONNECTION '<replaceable class="parameter">conninfo</replaceable>'</literal></term>
     <term><literal>SLOT NAME = <replaceable class="parameter">slot_name</replaceable></literal></term>