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diff --git a/doc/src/sgml/html/transaction-iso.html b/doc/src/sgml/html/transaction-iso.html index fdf2b11..9ae96c3 100644 --- a/doc/src/sgml/html/transaction-iso.html +++ b/doc/src/sgml/html/transaction-iso.html @@ -1,5 +1,5 @@ <?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>13.2. Transaction Isolation</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="mvcc-intro.html" title="13.1. Introduction" /><link rel="next" href="explicit-locking.html" title="13.3. Explicit Locking" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">13.2. Transaction Isolation</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="mvcc-intro.html" title="13.1. Introduction">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="mvcc.html" title="Chapter 13. Concurrency Control">Up</a></td><th width="60%" align="center">Chapter 13. Concurrency Control</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 15.6 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="explicit-locking.html" title="13.3. Explicit Locking">Next</a></td></tr></table><hr /></div><div class="sect1" id="TRANSACTION-ISO"><div class="titlepage"><div><div><h2 class="title" style="clear: both">13.2. Transaction Isolation</h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="sect2"><a href="transaction-iso.html#XACT-READ-COMMITTED">13.2.1. Read Committed Isolation Level</a></span></dt><dt><span class="sect2"><a href="transaction-iso.html#XACT-REPEATABLE-READ">13.2.2. Repeatable Read Isolation Level</a></span></dt><dt><span class="sect2"><a href="transaction-iso.html#XACT-SERIALIZABLE">13.2.3. Serializable Isolation Level</a></span></dt></dl></div><a id="id-1.5.12.5.2" 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>13.2. Transaction Isolation</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="mvcc-intro.html" title="13.1. Introduction" /><link rel="next" href="explicit-locking.html" title="13.3. Explicit Locking" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">13.2. Transaction Isolation</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="mvcc-intro.html" title="13.1. Introduction">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="mvcc.html" title="Chapter 13. Concurrency Control">Up</a></td><th width="60%" align="center">Chapter 13. Concurrency Control</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 15.7 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="explicit-locking.html" title="13.3. Explicit Locking">Next</a></td></tr></table><hr /></div><div class="sect1" id="TRANSACTION-ISO"><div class="titlepage"><div><div><h2 class="title" style="clear: both">13.2. Transaction Isolation</h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="sect2"><a href="transaction-iso.html#XACT-READ-COMMITTED">13.2.1. Read Committed Isolation Level</a></span></dt><dt><span class="sect2"><a href="transaction-iso.html#XACT-REPEATABLE-READ">13.2.2. Repeatable Read Isolation Level</a></span></dt><dt><span class="sect2"><a href="transaction-iso.html#XACT-SERIALIZABLE">13.2.3. Serializable Isolation Level</a></span></dt></dl></div><a id="id-1.5.12.5.2" class="indexterm"></a><p> The <acronym class="acronym">SQL</acronym> standard defines four levels of transaction isolation. The most strict is Serializable, which is defined by the standard in a paragraph which says that any @@ -537,4 +537,4 @@ ERROR: could not serialize access due to read/write dependencies among transact Some differences in behavior and performance may be observed when compared with other systems that use a traditional locking technique. Please see <a class="xref" href="biblio.html#PORTS12">[ports12]</a> for detailed information. - </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="mvcc-intro.html" title="13.1. Introduction">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="mvcc.html" title="Chapter 13. Concurrency Control">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="explicit-locking.html" title="13.3. Explicit Locking">Next</a></td></tr><tr><td width="40%" align="left" valign="top">13.1. Introduction </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 15.6 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 13.3. Explicit Locking</td></tr></table></div></body></html>
\ No newline at end of file + </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="mvcc-intro.html" title="13.1. Introduction">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="mvcc.html" title="Chapter 13. Concurrency Control">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="explicit-locking.html" title="13.3. Explicit Locking">Next</a></td></tr><tr><td width="40%" align="left" valign="top">13.1. Introduction </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 15.7 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 13.3. Explicit Locking</td></tr></table></div></body></html>
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