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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-14 19:16:24 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-14 19:16:24 +0000
commit2a0f262beff32ba86bcb58f3273214e5d0517c09 (patch)
tree24c0ad10dab36bbd5c22743d3c88c4e0ccd5bc65 /doc/src/sgml/html/custom-scan.html
parentReleasing progress-linux version 16.2-2~progress7.99u1. (diff)
downloadpostgresql-16-2a0f262beff32ba86bcb58f3273214e5d0517c09.tar.xz
postgresql-16-2a0f262beff32ba86bcb58f3273214e5d0517c09.zip
Merging upstream version 16.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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<?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>Chapter 61. Writing a Custom Scan Provider</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="tablesample-support-functions.html" title="60.1. Sampling Method Support Functions" /><link rel="next" href="custom-scan-path.html" title="61.1. Creating Custom Scan Paths" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">Chapter 61. Writing a Custom Scan Provider</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="tablesample-support-functions.html" title="60.1. Sampling Method Support Functions">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="internals.html" title="Part VII. Internals">Up</a></td><th width="60%" align="center">Part VII. Internals</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 16.2 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="custom-scan-path.html" title="61.1. Creating Custom Scan Paths">Next</a></td></tr></table><hr /></div><div class="chapter" id="CUSTOM-SCAN"><div class="titlepage"><div><div><h2 class="title">Chapter 61. Writing a Custom Scan Provider</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl class="toc"><dt><span class="sect1"><a href="custom-scan-path.html">61.1. Creating Custom Scan Paths</a></span></dt><dd><dl><dt><span class="sect2"><a href="custom-scan-path.html#CUSTOM-SCAN-PATH-CALLBACKS">61.1.1. Custom Scan Path Callbacks</a></span></dt></dl></dd><dt><span class="sect1"><a href="custom-scan-plan.html">61.2. Creating Custom Scan Plans</a></span></dt><dd><dl><dt><span class="sect2"><a href="custom-scan-plan.html#CUSTOM-SCAN-PLAN-CALLBACKS">61.2.1. Custom Scan Plan Callbacks</a></span></dt></dl></dd><dt><span class="sect1"><a href="custom-scan-execution.html">61.3. Executing Custom Scans</a></span></dt><dd><dl><dt><span class="sect2"><a href="custom-scan-execution.html#CUSTOM-SCAN-EXECUTION-CALLBACKS">61.3.1. Custom Scan Execution Callbacks</a></span></dt></dl></dd></dl></div><a id="id-1.10.12.2" class="indexterm"></a><p>
+<!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>Chapter 61. Writing a Custom Scan Provider</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="tablesample-support-functions.html" title="60.1. Sampling Method Support Functions" /><link rel="next" href="custom-scan-path.html" title="61.1. Creating Custom Scan Paths" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">Chapter 61. Writing a Custom Scan Provider</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="tablesample-support-functions.html" title="60.1. Sampling Method Support Functions">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="internals.html" title="Part VII. Internals">Up</a></td><th width="60%" align="center">Part VII. Internals</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="custom-scan-path.html" title="61.1. Creating Custom Scan Paths">Next</a></td></tr></table><hr /></div><div class="chapter" id="CUSTOM-SCAN"><div class="titlepage"><div><div><h2 class="title">Chapter 61. Writing a Custom Scan Provider</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl class="toc"><dt><span class="sect1"><a href="custom-scan-path.html">61.1. Creating Custom Scan Paths</a></span></dt><dd><dl><dt><span class="sect2"><a href="custom-scan-path.html#CUSTOM-SCAN-PATH-CALLBACKS">61.1.1. Custom Scan Path Callbacks</a></span></dt></dl></dd><dt><span class="sect1"><a href="custom-scan-plan.html">61.2. Creating Custom Scan Plans</a></span></dt><dd><dl><dt><span class="sect2"><a href="custom-scan-plan.html#CUSTOM-SCAN-PLAN-CALLBACKS">61.2.1. Custom Scan Plan Callbacks</a></span></dt></dl></dd><dt><span class="sect1"><a href="custom-scan-execution.html">61.3. Executing Custom Scans</a></span></dt><dd><dl><dt><span class="sect2"><a href="custom-scan-execution.html#CUSTOM-SCAN-EXECUTION-CALLBACKS">61.3.1. Custom Scan Execution Callbacks</a></span></dt></dl></dd></dl></div><a id="id-1.10.12.2" class="indexterm"></a><p>
<span class="productname">PostgreSQL</span> supports a set of experimental facilities which
are intended to allow extension modules to add new scan types to the system.
Unlike a <a class="link" href="fdwhandler.html" title="Chapter 59. Writing a Foreign Data Wrapper">foreign data wrapper</a>, which is only
@@ -18,4 +18,4 @@
Finally, it must be possible to execute the plan and generate the same
results that would have been generated for any other access path targeting
the same relation.
- </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="tablesample-support-functions.html" title="60.1. Sampling Method Support Functions">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="internals.html" title="Part VII. Internals">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="custom-scan-path.html" title="61.1. Creating Custom Scan Paths">Next</a></td></tr><tr><td width="40%" align="left" valign="top">60.1. Sampling Method Support Functions </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.2 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 61.1. Creating Custom Scan Paths</td></tr></table></div></body></html> \ No newline at end of file
+ </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="tablesample-support-functions.html" title="60.1. Sampling Method Support Functions">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="internals.html" title="Part VII. Internals">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="custom-scan-path.html" title="61.1. Creating Custom Scan Paths">Next</a></td></tr><tr><td width="40%" align="left" valign="top">60.1. Sampling Method Support Functions </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 61.1. Creating Custom Scan Paths</td></tr></table></div></body></html> \ No newline at end of file
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