fix 编译错误

Author: ChenHuajun

postgresql/doc/src/sgml/json.sgml

@@ -1193,6 +1193,7 @@ ____________________________________________________________________________-->
   <para>
    PL/Python的扩展被称作<literal>jsonb_plpythonu</literal>、<literal>jsonb_plpython2u</literal>和<literal>jsonb_plpython3u</literal>（PL/Python命名习惯请见<xref linkend="plpython-python23"/>）。如果使用它们，<type>jsonb</type>值会视情况被映射为Python的词典、列表和标量。
   </para>
+ </sect2>
 
  <sect2 id="datatype-jsonpath">
 <!--==========================orignal english content==========================

postgresql/doc/src/sgml/plpgsql.sgml

@@ -4310,7 +4310,7 @@ BEGIN
      ORDER BY 1
     LOOP
 
-        -- Now "mviews" has one record with information about the materialized view
+        -− Now "mviews" has one record with information about the materialized view
 
         RAISE NOTICE 'Refreshing materialized view %.% (owner: %)...',
                      quote_ident(mviews.mv_schema),

postgresql/doc/src/sgml/ref/alter_table.sgml

@@ -1500,7 +1500,6 @@ ____________________________________________________________________________-->
      <para>
       对fillfactor、toast以及autovacuum存储参数，将会拿取<literal>SHARE UPDATE EXCLUSIVE</literal>锁，就像计划器参数 <varname>parallel_workers</varname>。
       </para>
-     </note>
     </listitem>
    </varlistentry>
 

postgresql/doc/src/sgml/ref/createdb.sgml

@@ -598,7 +598,6 @@ ____________________________________________________________________________-->
      </para>
     </listitem>
    </varlistentry>
-  </variablelist>
 
    <varlistentry>
 <!--==========================orignal english content==========================

postgresql/doc/src/sgml/ref/createuser.sgml

@@ -744,7 +744,6 @@ ____________________________________________________________________________-->
      </para>
     </listitem>
    </varlistentry>
-  </variablelist>
 
    <varlistentry>
 <!--==========================orignal english content==========================