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>Appendix E. Release Notes</TD
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>E.174. Release 8.0.22</A
></H1
><DIV
CLASS="FORMALPARA"
><P
><B
>Release date: </B
>2009-09-09</P
></DIV
><P
>   This release contains a variety of fixes from 8.0.21.
   For information about new features in the 8.0 major release, see
   <A
HREF="release-8-0.html"
>Section E.196</A
>.
  </P
><DIV
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><H2
CLASS="SECT2"
><A
NAME="AEN138144"
>E.174.1. Migration to Version 8.0.22</A
></H2
><P
>    A dump/restore is not required for those running 8.0.X.
    However, if you have any hash indexes on <TT
CLASS="TYPE"
>interval</TT
> columns,
    you must <TT
CLASS="COMMAND"
>REINDEX</TT
> them after updating to 8.0.22.
    Also, if you are upgrading from a version earlier than 8.0.6,
    see <A
HREF="release-8-0-6.html"
>Section E.190</A
>.
   </P
></DIV
><DIV
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><H2
CLASS="SECT2"
><A
NAME="AEN138150"
>E.174.2. Changes</A
></H2
><P
></P
><UL
><LI
><P
>      Disallow <TT
CLASS="COMMAND"
>RESET ROLE</TT
> and <TT
CLASS="COMMAND"
>RESET SESSION
      AUTHORIZATION</TT
> inside security-definer functions (Tom, Heikki)
     </P
><P
>      This covers a case that was missed in the previous patch that
      disallowed <TT
CLASS="COMMAND"
>SET ROLE</TT
> and <TT
CLASS="COMMAND"
>SET SESSION
      AUTHORIZATION</TT
> inside security-definer functions.
      (See CVE-2007-6600)
     </P
></LI
><LI
><P
>      Fix handling of sub-SELECTs appearing in the arguments of
      an outer-level aggregate function (Tom)
     </P
></LI
><LI
><P
>      Fix hash calculation for data type <TT
CLASS="TYPE"
>interval</TT
> (Tom)
     </P
><P
>      This corrects wrong results for hash joins on interval values.
      It also changes the contents of hash indexes on interval columns.
      If you have any such indexes, you must <TT
CLASS="COMMAND"
>REINDEX</TT
> them
      after updating.
     </P
></LI
><LI
><P
>      Treat <CODE
CLASS="FUNCTION"
>to_char(..., 'TH')</CODE
> as an uppercase ordinal
      suffix with <TT
CLASS="LITERAL"
>'HH'</TT
>/<TT
CLASS="LITERAL"
>'HH12'</TT
> (Heikki)
     </P
><P
>      It was previously handled as <TT
CLASS="LITERAL"
>'th'</TT
> (lowercase).
     </P
></LI
><LI
><P
>      Fix overflow for <TT
CLASS="LITERAL"
>INTERVAL '<TT
CLASS="REPLACEABLE"
><I
>x</I
></TT
> ms'</TT
>
      when <TT
CLASS="REPLACEABLE"
><I
>x</I
></TT
> is more than 2 million and integer
      datetimes are in use (Alex Hunsaker)
     </P
></LI
><LI
><P
>      Fix calculation of distance between a point and a line segment (Tom)
     </P
><P
>      This led to incorrect results from a number of geometric operators.
     </P
></LI
><LI
><P
>      Fix <TT
CLASS="TYPE"
>money</TT
> data type to work in locales where currency
      amounts have no fractional digits, e.g. Japan (Itagaki Takahiro)
     </P
></LI
><LI
><P
>      Properly round datetime input like
      <TT
CLASS="LITERAL"
>00:12:57.9999999999999999999999999999</TT
> (Tom)
     </P
></LI
><LI
><P
>      Fix poor choice of page split point in GiST R-tree operator classes
      (Teodor)
     </P
></LI
><LI
><P
>      Fix portability issues in plperl initialization (Andrew Dunstan)
     </P
></LI
><LI
><P
>      Fix <SPAN
CLASS="APPLICATION"
>pg_ctl</SPAN
> to not go into an infinite loop if
      <TT
CLASS="FILENAME"
>postgresql.conf</TT
> is empty (Jeff Davis)
     </P
></LI
><LI
><P
>      Fix <TT
CLASS="FILENAME"
>contrib/xml2</TT
>'s <CODE
CLASS="FUNCTION"
>xslt_process()</CODE
> to
      properly handle the maximum number of parameters (twenty) (Tom)
     </P
></LI
><LI
><P
>      Improve robustness of <SPAN
CLASS="APPLICATION"
>libpq</SPAN
>'s code to recover
      from errors during <TT
CLASS="COMMAND"
>COPY FROM STDIN</TT
> (Tom)
     </P
></LI
><LI
><P
>      Avoid including conflicting readline and editline header files
      when both libraries are installed (Zdenek Kotala)
     </P
></LI
><LI
><P
>      Update time zone data files to <SPAN
CLASS="APPLICATION"
>tzdata</SPAN
> release 2009l
      for DST law changes in Bangladesh, Egypt, Jordan, Pakistan,
      Argentina/San_Luis, Cuba, Jordan (historical correction only),
      Mauritius, Morocco, Palestine, Syria, Tunisia.
     </P
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