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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >SPI_freeplan</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REV="MADE" HREF="mailto:pgsql-docs@postgresql.org"><LINK REL="HOME" TITLE="PostgreSQL 9.2.24 Documentation" HREF="index.html"><LINK REL="UP" TITLE="Memory Management" HREF="spi-memory.html"><LINK REL="PREVIOUS" TITLE="SPI_freetuptable" HREF="spi-spi-freetupletable.html"><LINK REL="NEXT" TITLE="Visibility of Data Changes" HREF="spi-visibility.html"><LINK REL="STYLESHEET" TYPE="text/css" HREF="stylesheet.css"><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=ISO-8859-1"><META NAME="creation" CONTENT="2017-11-06T22:43:11"></HEAD ><BODY CLASS="REFENTRY" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="5" ALIGN="center" VALIGN="bottom" ><A HREF="index.html" >PostgreSQL 9.2.24 Documentation</A ></TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A TITLE="SPI_freetuptable" HREF="spi-spi-freetupletable.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A HREF="spi-memory.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="60%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="20%" ALIGN="right" VALIGN="top" ><A TITLE="Visibility of Data Changes" HREF="spi-visibility.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SPI-SPI-FREEPLAN" ></A >SPI_freeplan</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN62293" ></A ><H2 >Name</H2 >SPI_freeplan -- free a previously saved prepared statement</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN62298" ></A ><H2 >Synopsis</H2 ><PRE CLASS="SYNOPSIS" >int SPI_freeplan(SPIPlanPtr <TT CLASS="PARAMETER" >plan</TT >)</PRE ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN62301" ></A ><H2 >Description</H2 ><P > <CODE CLASS="FUNCTION" >SPI_freeplan</CODE > releases a prepared statement previously returned by <CODE CLASS="FUNCTION" >SPI_prepare</CODE > or saved by <CODE CLASS="FUNCTION" >SPI_keepplan</CODE > or <CODE CLASS="FUNCTION" >SPI_saveplan</CODE >. </P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN62308" ></A ><H2 >Arguments</H2 ><P ></P ><DIV CLASS="VARIABLELIST" ><DL ><DT ><TT CLASS="LITERAL" >SPIPlanPtr <TT CLASS="PARAMETER" >plan</TT ></TT ></DT ><DD ><P > pointer to statement to free </P ></DD ></DL ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN62317" ></A ><H2 >Return Value</H2 ><P > 0 on success; <TT CLASS="SYMBOL" >SPI_ERROR_ARGUMENT</TT > if <TT CLASS="PARAMETER" >plan</TT > is <TT CLASS="SYMBOL" >NULL</TT > or invalid </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="spi-spi-freetupletable.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="spi-visibility.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SPI_freetuptable</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="spi-memory.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Visibility of Data Changes</TD ></TR ></TABLE ></DIV ></BODY ></HTML >