<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>47.2. Interface Support Functions</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="spi-spi-register-trigger-data.html" title="SPI_register_trigger_data" /><link rel="next" href="spi-spi-fname.html" title="SPI_fname" /></head><body><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">47.2. Interface Support Functions</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="spi-spi-register-trigger-data.html" title="SPI_register_trigger_data">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="spi.html" title="Chapter 47. Server Programming Interface">Up</a></td><th width="60%" align="center">Chapter 47. Server Programming Interface</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 11.5 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="spi-spi-fname.html" title="SPI_fname">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="SPI-INTERFACE-SUPPORT"><div class="titlepage"><div><div><h2 class="title" style="clear: both">47.2. Interface Support Functions</h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="refentrytitle"><a href="spi-spi-fname.html">SPI_fname</a></span><span class="refpurpose"> — determine the column name for the specified column number</span></dt><dt><span class="refentrytitle"><a href="spi-spi-fnumber.html">SPI_fnumber</a></span><span class="refpurpose"> — determine the column number for the specified column name</span></dt><dt><span class="refentrytitle"><a href="spi-spi-getvalue.html">SPI_getvalue</a></span><span class="refpurpose"> — return the string value of the specified column</span></dt><dt><span class="refentrytitle"><a href="spi-spi-getbinval.html">SPI_getbinval</a></span><span class="refpurpose"> — return the binary value of the specified column</span></dt><dt><span class="refentrytitle"><a href="spi-spi-gettype.html">SPI_gettype</a></span><span class="refpurpose"> — return the data type name of the specified column</span></dt><dt><span class="refentrytitle"><a href="spi-spi-gettypeid.html">SPI_gettypeid</a></span><span class="refpurpose"> — return the data type <acronym class="acronym">OID</acronym> of the specified column</span></dt><dt><span class="refentrytitle"><a href="spi-spi-getrelname.html">SPI_getrelname</a></span><span class="refpurpose"> — return the name of the specified relation</span></dt><dt><span class="refentrytitle"><a href="spi-spi-getnspname.html">SPI_getnspname</a></span><span class="refpurpose"> — return the namespace of the specified relation</span></dt><dt><span class="refentrytitle"><a href="spi-spi-result-code-string.html">SPI_result_code_string</a></span><span class="refpurpose"> — return error code as string</span></dt></dl></div><p> The functions described here provide an interface for extracting information from result sets returned by <code class="function">SPI_execute</code> and other SPI functions. </p><p> All functions described in this section can be used by both connected and unconnected C functions. </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="spi-spi-register-trigger-data.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="spi.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="spi-spi-fname.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">SPI_register_trigger_data </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> SPI_fname</td></tr></table></div></body></html>
