Sophie: postgresql8.4-docs-8.4.12-0.1mdv2010.2 i586

postgresql8.4-docs-8.4.12-0.1mdv2010.2.i586.rpm

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>PostgreSQL 8.4.12 Documentation</TH
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>Appendix E. Release Notes</TD
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>E.130. Release 7.4.9</A
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><DIV
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><BLOCKQUOTE
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><P
><B
>Release date: </B
>2005-10-04</P
></BLOCKQUOTE
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><P
>   This release contains a variety of fixes from 7.4.8.
   For information about new features in the 7.4 major release, see
   <A
HREF="release-7-4.html"
>Section E.139</A
>.
  </P
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>E.130.1. Migration to Version 7.4.9</A
></H2
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>    A dump/restore is not required for those running 7.4.X.  However,
    if you are upgrading from a version earlier than 7.4.8, see the release
    notes for 7.4.8.
   </P
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><H2
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><A
NAME="AEN109294"
>E.130.2. Changes</A
></H2
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><UL
><LI
><P
>Fix error that allowed <TT
CLASS="COMMAND"
>VACUUM</TT
> to remove
<TT
CLASS="LITERAL"
>ctid</TT
> chains too soon, and add more checking in code that follows
<TT
CLASS="LITERAL"
>ctid</TT
> links</P
><P
>This fixes a long-standing problem that could cause crashes in very rare
circumstances.</P
></LI
><LI
><P
>Fix <TT
CLASS="TYPE"
>CHAR()</TT
> to properly pad spaces to the specified
length when using a multiple-byte character set (Yoshiyuki Asaba)</P
><P
>In prior releases, the padding of <TT
CLASS="TYPE"
>CHAR()</TT
> was incorrect
because it only padded to the specified number of bytes without
considering how many characters were stored.</P
></LI
><LI
><P
>Fix the sense of the test for read-only transaction
in <TT
CLASS="COMMAND"
>COPY</TT
></P
><P
>The code formerly prohibited <TT
CLASS="COMMAND"
>COPY TO</TT
>, where it should
prohibit <TT
CLASS="COMMAND"
>COPY FROM</TT
>.</P
></LI
><LI
><P
>Fix planning problem with outer-join ON clauses that reference
only the inner-side relation</P
></LI
><LI
><P
>Further fixes for <TT
CLASS="LITERAL"
>x FULL JOIN y ON true</TT
> corner
cases</P
></LI
><LI
><P
>Make <CODE
CLASS="FUNCTION"
>array_in</CODE
> and <CODE
CLASS="FUNCTION"
>array_recv</CODE
> more
paranoid about validating their OID parameter</P
></LI
><LI
><P
>Fix missing rows in queries like <TT
CLASS="LITERAL"
>UPDATE a=... WHERE
a...</TT
> with GiST index on column <TT
CLASS="LITERAL"
>a</TT
></P
></LI
><LI
><P
>Improve robustness of datetime parsing</P
></LI
><LI
><P
>Improve checking for partially-written WAL
pages</P
></LI
><LI
><P
>Improve robustness of signal handling when SSL is
enabled</P
></LI
><LI
><P
>Don't try to open more than <TT
CLASS="LITERAL"
>max_files_per_process</TT
>
files during postmaster startup</P
></LI
><LI
><P
>Various memory leakage fixes</P
></LI
><LI
><P
>Various portability improvements</P
></LI
><LI
><P
>Fix PL/pgSQL to handle <TT
CLASS="LITERAL"
>var := var</TT
> correctly when
the variable is of pass-by-reference type</P
></LI
><LI
><P
>Update <TT
CLASS="FILENAME"
>contrib/tsearch2</TT
> to use current Snowball
code</P
></LI
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