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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>13.6. Caveats</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-serialization-failure-handling.html" title="13.5. Serialization Failure Handling" /><link rel="next" href="locking-indexes.html" title="13.7. Locking and Indexes" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">13.6. Caveats</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="mvcc-serialization-failure-handling.html" title="13.5. Serialization Failure Handling">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 15.5 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="locking-indexes.html" title="13.7. Locking and Indexes">Next</a></td></tr></table><hr /></div><div class="sect1" id="MVCC-CAVEATS"><div class="titlepage"><div><div><h2 class="title" style="clear: both">13.6. Caveats</h2></div></div></div><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>13.6. Caveats</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-serialization-failure-handling.html" title="13.5. Serialization Failure Handling" /><link rel="next" href="locking-indexes.html" title="13.7. Locking and Indexes" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">13.6. Caveats</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="mvcc-serialization-failure-handling.html" title="13.5. Serialization Failure Handling">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="locking-indexes.html" title="13.7. Locking and Indexes">Next</a></td></tr></table><hr /></div><div class="sect1" id="MVCC-CAVEATS"><div class="titlepage"><div><div><h2 class="title" style="clear: both">13.6. Caveats</h2></div></div></div><p>
Some DDL commands, currently only <a class="link" href="sql-truncate.html" title="TRUNCATE"><code class="command">TRUNCATE</code></a> and the
table-rewriting forms of <a class="link" href="sql-altertable.html" title="ALTER TABLE"><code class="command">ALTER TABLE</code></a>, are not
MVCC-safe. This means that after the truncation or rewrite commits, the
@@ -31,4 +31,4 @@
contrast, queries that explicitly examine the system catalogs don't see
rows representing concurrently created database objects, in the higher
isolation levels.
- </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="mvcc-serialization-failure-handling.html" title="13.5. Serialization Failure Handling">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="locking-indexes.html" title="13.7. Locking and Indexes">Next</a></td></tr><tr><td width="40%" align="left" valign="top">13.5. Serialization Failure Handling </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 15.5 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 13.7. Locking and Indexes</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="mvcc-serialization-failure-handling.html" title="13.5. Serialization Failure Handling">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="locking-indexes.html" title="13.7. Locking and Indexes">Next</a></td></tr><tr><td width="40%" align="left" valign="top">13.5. Serialization Failure Handling </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"> 13.7. Locking and Indexes</td></tr></table></div></body></html> \ No newline at end of file