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  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2011-05-11 10:41:53 UTC
  • Revision ID: james.westby@ubuntu.com-20110511104153-psbh2o58553fv1m0
Tags: upstream-9.1~beta1
ImportĀ upstreamĀ versionĀ 9.1~beta1

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 
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<HTML
 
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><HEAD
 
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><TITLE
 
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>DROP VIEW</TITLE
 
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><META
 
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NAME="GENERATOR"
 
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CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
 
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REV="MADE"
 
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HREF="mailto:pgsql-docs@postgresql.org"><LINK
 
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REL="HOME"
 
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TITLE="PostgreSQL 9.1beta1 Documentation"
 
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HREF="index.html"><LINK
 
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REL="UP"
 
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TITLE="SQL Commands"
 
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HREF="sql-commands.html"><LINK
 
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REL="PREVIOUS"
 
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TITLE="DROP USER MAPPING"
 
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HREF="sql-dropusermapping.html"><LINK
 
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REL="NEXT"
 
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TITLE="END"
 
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HREF="sql-end.html"><LINK
 
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REL="STYLESHEET"
 
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TYPE="text/css"
 
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HREF="stylesheet.css"><META
 
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HTTP-EQUIV="Content-Type"
 
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CONTENT="text/html; charset=ISO-8859-1"><META
 
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NAME="creation"
 
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CONTENT="2011-04-27T21:20:33"></HEAD
 
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><BODY
 
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CLASS="REFENTRY"
 
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><DIV
 
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CLASS="NAVHEADER"
 
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><TABLE
 
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SUMMARY="Header navigation table"
 
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WIDTH="100%"
 
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BORDER="0"
 
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CELLPADDING="0"
 
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CELLSPACING="0"
 
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><TR
 
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><TH
 
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COLSPAN="5"
 
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ALIGN="center"
 
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VALIGN="bottom"
 
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><A
 
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HREF="index.html"
 
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>PostgreSQL 9.1beta1 Documentation</A
 
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></TH
 
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></TR
 
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><TR
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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TITLE="DROP USER MAPPING"
 
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HREF="sql-dropusermapping.html"
 
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ACCESSKEY="P"
 
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>Prev</A
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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TITLE="DROP USER MAPPING"
 
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HREF="sql-dropusermapping.html"
 
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>Fast Backward</A
 
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></TD
 
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><TD
 
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WIDTH="60%"
 
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ALIGN="center"
 
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VALIGN="bottom"
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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TITLE="END"
 
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HREF="sql-end.html"
 
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>Fast Forward</A
 
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></TD
 
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><TD
 
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WIDTH="10%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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TITLE="END"
 
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HREF="sql-end.html"
 
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ACCESSKEY="N"
 
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>Next</A
 
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></TD
 
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></TR
 
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></TABLE
 
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><HR
 
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ALIGN="LEFT"
 
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WIDTH="100%"></DIV
 
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><H1
 
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><A
 
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NAME="SQL-DROPVIEW"
 
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></A
 
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>DROP VIEW</H1
 
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><DIV
 
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CLASS="REFNAMEDIV"
 
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><A
 
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NAME="AEN71747"
 
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></A
 
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><H2
 
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>Name</H2
 
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>DROP VIEW&nbsp;--&nbsp;remove a view</DIV
 
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><DIV
 
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CLASS="REFSYNOPSISDIV"
 
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><A
 
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NAME="AEN71752"
 
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></A
 
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><H2
 
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>Synopsis</H2
 
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><PRE
 
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CLASS="SYNOPSIS"
 
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>DROP VIEW [ IF EXISTS ] <TT
 
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CLASS="REPLACEABLE"
 
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><I
 
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>name</I
 
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></TT
 
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> [, ...] [ CASCADE | RESTRICT ]</PRE
 
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></DIV
 
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><DIV
 
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CLASS="REFSECT1"
 
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><A
 
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NAME="AEN71755"
 
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></A
 
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><H2
 
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>Description</H2
 
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><P
 
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>   <TT
 
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CLASS="COMMAND"
 
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>DROP VIEW</TT
 
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> drops an existing view.  To execute
 
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   this command you must be the owner of the view.
 
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  </P
 
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></DIV
 
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><DIV
 
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CLASS="REFSECT1"
 
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><A
 
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NAME="AEN71759"
 
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></A
 
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><H2
 
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>Parameters</H2
 
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><P
 
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></P
 
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><DIV
 
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CLASS="VARIABLELIST"
 
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><DL
 
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><DT
 
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><TT
 
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CLASS="LITERAL"
 
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>IF EXISTS</TT
 
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></DT
 
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><DD
 
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><P
 
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>      Do not throw an error if the view does not exist. A notice is issued
 
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      in this case.
 
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     </P
 
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></DD
 
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><DT
 
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><TT
 
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CLASS="REPLACEABLE"
 
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><I
 
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>name</I
 
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></TT
 
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></DT
 
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><DD
 
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><P
 
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>      The name (optionally schema-qualified) of the view to remove.
 
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     </P
 
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></DD
 
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><DT
 
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><TT
 
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CLASS="LITERAL"
 
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>CASCADE</TT
 
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></DT
 
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><DD
 
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><P
 
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>      Automatically drop objects that depend on the view (such as
 
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      other views).
 
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     </P
 
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></DD
 
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><DT
 
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><TT
 
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CLASS="LITERAL"
 
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>RESTRICT</TT
 
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></DT
 
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><DD
 
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><P
 
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>      Refuse to drop the view if any objects depend on it.  This is
 
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      the default.
 
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     </P
 
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></DD
 
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></DL
 
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></DIV
 
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></DIV
 
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><DIV
 
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CLASS="REFSECT1"
 
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><A
 
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NAME="AEN71782"
 
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></A
 
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><H2
 
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>Examples</H2
 
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><P
 
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>   This command will remove the view called <TT
 
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CLASS="LITERAL"
 
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>kinds</TT
 
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>:
 
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</P><PRE
 
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CLASS="PROGRAMLISTING"
 
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>DROP VIEW kinds;</PRE
 
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><P>
 
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  </P
 
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></DIV
 
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><DIV
 
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CLASS="REFSECT1"
 
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><A
 
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NAME="AEN71787"
 
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></A
 
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><H2
 
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>Compatibility</H2
 
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><P
 
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>   This command conforms to the SQL standard, except that the standard only
 
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   allows one view to be dropped per command, and apart from the
 
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   <TT
 
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CLASS="LITERAL"
 
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>IF EXISTS</TT
 
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> option, which is a <SPAN
 
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CLASS="PRODUCTNAME"
 
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>PostgreSQL</SPAN
 
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>
 
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   extension.
 
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  </P
 
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></DIV
 
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><DIV
 
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CLASS="REFSECT1"
 
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><A
 
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NAME="AEN71792"
 
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></A
 
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><H2
 
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>See Also</H2
 
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><A
 
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HREF="sql-alterview.html"
 
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>ALTER VIEW</A
 
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>, <A
 
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HREF="sql-createview.html"
 
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>CREATE VIEW</A
 
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></DIV
 
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><DIV
 
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CLASS="NAVFOOTER"
 
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><HR
 
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ALIGN="LEFT"
 
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WIDTH="100%"><TABLE
 
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SUMMARY="Footer navigation table"
 
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WIDTH="100%"
 
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BORDER="0"
 
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CELLPADDING="0"
 
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CELLSPACING="0"
 
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><TR
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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><A
 
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HREF="sql-dropusermapping.html"
 
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ACCESSKEY="P"
 
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>Prev</A
 
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></TD
 
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><TD
 
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WIDTH="34%"
 
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ALIGN="center"
 
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VALIGN="top"
 
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><A
 
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HREF="index.html"
 
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ACCESSKEY="H"
 
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>Home</A
 
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></TD
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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><A
 
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HREF="sql-end.html"
 
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ACCESSKEY="N"
 
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>Next</A
 
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></TD
 
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></TR
 
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><TR
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="left"
 
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VALIGN="top"
 
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>DROP USER MAPPING</TD
 
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><TD
 
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WIDTH="34%"
 
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ALIGN="center"
 
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VALIGN="top"
 
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><A
 
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HREF="sql-commands.html"
 
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ACCESSKEY="U"
 
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>Up</A
 
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></TD
 
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><TD
 
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WIDTH="33%"
 
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ALIGN="right"
 
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VALIGN="top"
 
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>END</TD
 
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></TR
 
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></TABLE
 
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></DIV
 
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></BODY
 
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></HTML
 
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>
 
 
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