alter_view.sgml

来自「postgresql8.3.4源码,开源数据库」· SGML 代码 · 共 103 行

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$PostgreSQL: pgsql/doc/src/sgml/ref/alter_view.sgml,v 1.3 2007/10/03 16:48:43 tgl Exp $
PostgreSQL documentation
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<refentry id="SQL-ALTERVIEW">
 <refmeta>
  <refentrytitle id="SQL-ALTERVIEW-TITLE">ALTER VIEW</refentrytitle>
  <refmiscinfo>SQL - Language Statements</refmiscinfo>
 </refmeta>

 <refnamediv>
  <refname>ALTER VIEW</refname>
  <refpurpose>change the definition of a view</refpurpose>
 </refnamediv>  
  
 <indexterm zone="sql-alterview">
  <primary>ALTER VIEW</primary>
 </indexterm>

 <refsynopsisdiv>
<synopsis>
ALTER VIEW <replaceable>name</replaceable> RENAME TO <replaceable>newname</replaceable>
</synopsis>
 </refsynopsisdiv>
  
 <refsect1>
  <title>Description</title>

  <para>
   <command>ALTER VIEW</command> changes the definition of a view.
   The only currently available functionality is to rename the view.
   To execute this command you must be the owner of the view.
  </para>
 </refsect1>
  
 <refsect1>
  <title>Parameters</title>

  <variablelist>
   <varlistentry>
    <term><replaceable class="parameter">name</replaceable></term>
    <listitem>
     <para>
      The name (optionally schema-qualified) of an existing view.
     </para>
    </listitem>
   </varlistentry>

   <varlistentry>
    <term><replaceable class="parameter">newname</replaceable></term>
    <listitem>
     <para>
      The new name of the view.
     </para>
    </listitem>
   </varlistentry>
  </variablelist>
 </refsect1>

 <refsect1>
  <title>Notes</title>

  <para>
   Some variants of <command>ALTER TABLE</command> can be used with
   views as well; for example, to rename a view it is also
   possible to use <command>ALTER TABLE RENAME</command>.  To change
   the schema or owner of a view, you currently must use <command>ALTER
   TABLE</>.
  </para>
 </refsect1>

 <refsect1>
  <title>Examples</title>

  <para>
   To rename the view <literal>foo</literal> to
   <literal>bar</literal>:
<programlisting>
ALTER VIEW foo RENAME TO bar;
</programlisting>
  </para>
 </refsect1>

 <refsect1>
  <title>Compatibility</title>

  <para>
   <command>ALTER VIEW</command> is a <productname>PostgreSQL</>
   extension of the SQL standard.
  </para>
 </refsect1>

 <refsect1>
  <title>See Also</title>

  <simplelist type="inline">
   <member><xref linkend="sql-createview" endterm="sql-createview-title"></member>
   <member><xref linkend="sql-dropview" endterm="sql-dropview-title"></member>
  </simplelist>
 </refsect1>
</refentry>