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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
Import upstream version 9.1~beta1

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doc/src/sgml/html/spi-spi-cursor-move.html
 
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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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>SPI_cursor_move</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="Interface Functions"
 
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HREF="spi-interface.html"><LINK
 
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REL="PREVIOUS"
 
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TITLE="SPI_cursor_fetch"
 
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HREF="spi-spi-cursor-fetch.html"><LINK
 
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REL="NEXT"
 
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TITLE="SPI_scroll_cursor_fetch"
 
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HREF="spi-spi-scroll-cursor-fetch.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="SPI_cursor_fetch"
 
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HREF="spi-spi-cursor-fetch.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="SPI_cursor_fetch"
 
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HREF="spi-spi-cursor-fetch.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="SPI_scroll_cursor_fetch"
 
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HREF="spi-spi-scroll-cursor-fetch.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="SPI_scroll_cursor_fetch"
 
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HREF="spi-spi-scroll-cursor-fetch.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="SPI-SPI-CURSOR-MOVE"
 
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></A
 
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>SPI_cursor_move</H1
 
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><DIV
 
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CLASS="REFNAMEDIV"
 
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><A
 
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NAME="AEN58270"
 
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></A
 
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><H2
 
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>Name</H2
 
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>SPI_cursor_move&nbsp;--&nbsp;move a cursor</DIV
 
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><DIV
 
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CLASS="REFSYNOPSISDIV"
 
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><A
 
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NAME="AEN58275"
 
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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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>void SPI_cursor_move(Portal <TT
 
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CLASS="PARAMETER"
 
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>portal</TT
 
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>, bool <TT
 
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CLASS="PARAMETER"
 
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>forward</TT
 
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>, long <TT
 
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CLASS="PARAMETER"
 
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>count</TT
 
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>)</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="AEN58280"
 
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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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>   <CODE
 
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CLASS="FUNCTION"
 
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>SPI_cursor_move</CODE
 
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> skips over some number of rows
 
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   in a cursor.  This is equivalent to a subset of the SQL command
 
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   <TT
 
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CLASS="COMMAND"
 
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>MOVE</TT
 
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> (see <CODE
 
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CLASS="FUNCTION"
 
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>SPI_scroll_cursor_move</CODE
 
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>
 
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   for more functionality).
 
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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="AEN58286"
 
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></A
 
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><H2
 
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>Arguments</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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>Portal <TT
 
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CLASS="PARAMETER"
 
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>portal</TT
 
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></TT
 
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></DT
 
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><DD
 
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><P
 
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>      portal containing the cursor
 
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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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>bool <TT
 
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CLASS="PARAMETER"
 
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>forward</TT
 
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></TT
 
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></DT
 
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><DD
 
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><P
 
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>      true for move forward, false for move backward
 
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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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>long <TT
 
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CLASS="PARAMETER"
 
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>count</TT
 
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></TT
 
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></DT
 
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><DD
 
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><P
 
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>      maximum number of rows to move
 
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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="AEN58307"
 
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></A
 
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><H2
 
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>Notes</H2
 
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><P
 
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>   Moving backward may fail if the cursor's plan was not created
 
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   with the <TT
 
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CLASS="SYMBOL"
 
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>CURSOR_OPT_SCROLL</TT
 
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> option.
 
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  </P
 
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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="spi-spi-cursor-fetch.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="spi-spi-scroll-cursor-fetch.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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>SPI_cursor_fetch</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="spi-interface.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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>SPI_scroll_cursor_fetch</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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>
 
 
b'\\ No newline at end of file'