翻译PG11 create_statistics.sgml

Author: ChenHuajun

postgresql/doc/src/sgml/ref/create_statistics.sgml

@@ -3,7 +3,7 @@ doc/src/sgml/ref/create_statistics.sgml
 PostgreSQL documentation
 -->
 
-<refentry id="SQL-CREATESTATISTICS">
+<refentry id="sql-createstatistics">
 <!--==========================orignal english content==========================
  <indexterm zone="sql-createstatistics">
   <primary>CREATE STATISTICS</primary>
@@ -55,7 +55,7 @@ CREATE STATISTICS [ IF NOT EXISTS ] <replaceable class="parameter">statistics_na
 
  </refsynopsisdiv>
 
- <refsect1 id="SQL-CREATESTATISTICS-description">
+ <refsect1 id="sql-createstatistics-description">
 <!--==========================orignal english content==========================
   <title>Description</title>
 ____________________________________________________________________________-->
@@ -225,7 +225,7 @@ ____________________________________________________________________________-->
   </para>
  </refsect1>
 
- <refsect1 id="SQL-CREATESTATISTICS-examples">
+ <refsect1 id="sql-createstatistics-examples">
 <!--==========================orignal english content==========================
   <title>Examples</title>
 ____________________________________________________________________________-->