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>E.151. Release 8.1.18</A
></H1
><DIV
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><P
><B
>Release date: </B
>2009-09-09</P
></DIV
><P
> This release contains a variety of fixes from 8.1.17.
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="AEN135803"
>E.151.1. Migration to Version 8.1.18</A
></H2
><P
> A dump/restore is not required for those running 8.1.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 8.1.18.
Also, if you are upgrading from a version earlier than 8.1.15,
see <A
HREF="release-8-1-15.html"
>Section E.154</A
>.
</P
></DIV
><DIV
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><H2
CLASS="SECT2"
><A
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>E.151.2. 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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