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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 13:44:03 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 13:44:03 +0000 |
| commit | 293913568e6a7a86fd1479e1cff8e2ecb58d6568 (patch) | |
| tree | fc3b469a3ec5ab71b36ea97cc7aaddb838423a0c /doc/src/sgml/html/jit-configuration.html | |
| parent | Initial commit. (diff) | |
| download | postgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.tar.xz postgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.zip | |
Adding upstream version 16.2.upstream/16.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/src/sgml/html/jit-configuration.html')
| -rw-r--r-- | doc/src/sgml/html/jit-configuration.html | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/doc/src/sgml/html/jit-configuration.html b/doc/src/sgml/html/jit-configuration.html new file mode 100644 index 0000000..fe6580a --- /dev/null +++ b/doc/src/sgml/html/jit-configuration.html @@ -0,0 +1,17 @@ +<?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>32.3. Configuration</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="jit-decision.html" title="32.2. When to JIT?" /><link rel="next" href="jit-extensibility.html" title="32.4. Extensibility" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">32.3. Configuration</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="jit-decision.html" title="32.2. When to JIT?">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="jit.html" title="Chapter 32. Just-in-Time Compilation (JIT)">Up</a></td><th width="60%" align="center">Chapter 32. Just-in-Time Compilation (<acronym class="acronym">JIT</acronym>)</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="jit-extensibility.html" title="32.4. Extensibility">Next</a></td></tr></table><hr /></div><div class="sect1" id="JIT-CONFIGURATION"><div class="titlepage"><div><div><h2 class="title" style="clear: both">32.3. Configuration <a href="#JIT-CONFIGURATION" class="id_link">#</a></h2></div></div></div><p> + The configuration variable + <a class="xref" href="runtime-config-query.html#GUC-JIT">jit</a> determines whether <acronym class="acronym">JIT</acronym> + compilation is enabled or disabled. + If it is enabled, the configuration variables + <a class="xref" href="runtime-config-query.html#GUC-JIT-ABOVE-COST">jit_above_cost</a>, <a class="xref" href="runtime-config-query.html#GUC-JIT-INLINE-ABOVE-COST">jit_inline_above_cost</a>, and <a class="xref" href="runtime-config-query.html#GUC-JIT-OPTIMIZE-ABOVE-COST">jit_optimize_above_cost</a> determine + whether <acronym class="acronym">JIT</acronym> compilation is performed for a query, + and how much effort is spent doing so. + </p><p> + <a class="xref" href="runtime-config-client.html#GUC-JIT-PROVIDER">jit_provider</a> determines which <acronym class="acronym">JIT</acronym> + implementation is used. It is rarely required to be changed. See <a class="xref" href="jit-extensibility.html#JIT-PLUGGABLE" title="32.4.2. Pluggable JIT Providers">Section 32.4.2</a>. + </p><p> + For development and debugging purposes a few additional configuration + parameters exist, as described in + <a class="xref" href="runtime-config-developer.html" title="20.17. Developer Options">Section 20.17</a>. + </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="jit-decision.html" title="32.2. When to JIT?">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="jit.html" title="Chapter 32. Just-in-Time Compilation (JIT)">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="jit-extensibility.html" title="32.4. Extensibility">Next</a></td></tr><tr><td width="40%" align="left" valign="top">32.2. When to <acronym class="acronym">JIT</acronym>? </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"> 32.4. Extensibility</td></tr></table></div></body></html>
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