Merge pull request #436 from yixiak/patch-2

fix typo in create_rule.sgml

Author: ChenHuajun

postgresql/doc/src/sgml/ref/create_rule.sgml

@@ -261,7 +261,7 @@ ____________________________________________________________________________-->
      </para>
 ____________________________________________________________________________-->
      <para>
-      时间是<literal>SELECT</literal>、
+      事件是<literal>SELECT</literal>、
       <literal>INSERT</literal>、<literal>UPDATE</literal>或者
       <literal>DELETE</literal>之一。 注意包含<literal>ON
       CONFLICT</literal>子句的<command>INSERT</command>