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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >Release 8.1.1</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REV="MADE" HREF="mailto:pgsql-docs@postgresql.org"><LINK REL="HOME" TITLE="PostgreSQL 9.2.24 Documentation" HREF="index.html"><LINK REL="UP" TITLE="Release Notes" HREF="release.html"><LINK REL="PREVIOUS" TITLE="Release 8.1.2" HREF="release-8-1-2.html"><LINK REL="NEXT" TITLE="Release 8.1" HREF="release-8-1.html"><LINK REL="STYLESHEET" TYPE="text/css" HREF="stylesheet.css"><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=ISO-8859-1"><META NAME="creation" CONTENT="2017-11-06T22:43:11"></HEAD ><BODY CLASS="SECT1" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="5" ALIGN="center" VALIGN="bottom" ><A HREF="index.html" >PostgreSQL 9.2.24 Documentation</A ></TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A TITLE="Release 8.1.2" HREF="release-8-1-2.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A HREF="release.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="60%" ALIGN="center" VALIGN="bottom" >Appendix E. Release Notes</TD ><TD WIDTH="20%" ALIGN="right" VALIGN="top" ><A TITLE="Release 8.1" HREF="release-8-1.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="RELEASE-8-1-1" >E.168. Release 8.1.1</A ></H1 ><DIV CLASS="FORMALPARA" ><P ><B >Release date: </B >2005-12-12</P ></DIV ><P > This release contains a variety of fixes from 8.1.0. For information about new features in the 8.1 major release, see <A HREF="release-8-1.html" >Section E.169</A >. </P ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN136882" >E.168.1. Migration to Version 8.1.1</A ></H2 ><P > A dump/restore is not required for those running 8.1.X. </P ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN136885" >E.168.2. Changes</A ></H2 ><P ></P ><UL ><LI ><P >Fix incorrect optimizations of outer-join conditions (Tom)</P ></LI ><LI ><P >Fix problems with wrong reported column names in cases involving sub-selects flattened by the optimizer (Tom)</P ></LI ><LI ><P >Fix update failures in scenarios involving CHECK constraints, toasted columns, <SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >and</I ></SPAN > indexes (Tom)</P ></LI ><LI ><P >Fix bgwriter problems after recovering from errors (Tom)</P ><P >The background writer was found to leak buffer pins after write errors. While not fatal in itself, this might lead to mysterious blockages of later VACUUM commands.</P ></LI ><LI ><P >Prevent failure if client sends Bind protocol message when current transaction is already aborted</P ></LI ><LI ><P ><TT CLASS="FILENAME" >/contrib/tsearch2</TT > and <TT CLASS="FILENAME" >/contrib/ltree</TT > fixes (Teodor)</P ></LI ><LI ><P >Fix problems with translated error messages in languages that require word reordering, such as Turkish; also problems with unexpected truncation of output strings and wrong display of the smallest possible bigint value (Andrew, Tom)</P ><P >These problems only appeared on platforms that were using our <TT CLASS="FILENAME" >port/snprintf.c</TT > code, which includes BSD variants if <TT CLASS="LITERAL" >--enable-nls</TT > was given, and perhaps others. In addition, a different form of the translated-error-message problem could appear on Windows depending on which version of <TT CLASS="FILENAME" >libintl</TT > was used.</P ></LI ><LI ><P >Re-allow <TT CLASS="LITERAL" >AM</TT >/<TT CLASS="LITERAL" >PM</TT >, <TT CLASS="LITERAL" >HH</TT >, <TT CLASS="LITERAL" >HH12</TT >, and <TT CLASS="LITERAL" >D</TT > format specifiers for <CODE CLASS="FUNCTION" >to_char(time)</CODE > and <CODE CLASS="FUNCTION" >to_char(interval)</CODE >. (<CODE CLASS="FUNCTION" >to_char(interval)</CODE > should probably use <TT CLASS="LITERAL" >HH24</TT >.) (Bruce)</P ></LI ><LI ><P >AIX, HPUX, and MSVC compile fixes (Tom, Hiroshi Saito)</P ></LI ><LI ><P >Optimizer improvements (Tom)</P ></LI ><LI ><P >Retry file reads and writes after Windows NO_SYSTEM_RESOURCES error (Qingqing Zhou)</P ></LI ><LI ><P >Prevent <SPAN CLASS="APPLICATION" >autovacuum</SPAN > from crashing during ANALYZE of expression index (Alvaro)</P ></LI ><LI ><P >Fix problems with ON COMMIT DELETE ROWS temp tables</P ></LI ><LI ><P >Fix problems when a trigger alters the output of a SELECT DISTINCT query</P ></LI ><LI ><P >Add 8.1.0 release note item on how to migrate invalid <TT CLASS="LITERAL" >UTF-8</TT > byte sequences (Paul Lindner)</P ></LI ></UL ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="release-8-1-2.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="release-8-1.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Release 8.1.2</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="release.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Release 8.1</TD ></TR ></TABLE ></DIV ></BODY ></HTML >