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<sect1 id="appendixes">
<title>
Appendix
</title>
<sect2 id="appendixes.changelog-1-1">
<title>
Changes from version 1.0 to 1.1
</title>
<itemizedlist>
<listitem>
<para>
Speed up index query time. The index scan is much faster than in 1.0.
</para>
</listitem>
<listitem>
<para>
Remove B-tree index. It was used to cluster the index.
</para>
</listitem>
<listitem>
<para>
This version is compatible to <application>PostgreSQL</application> 8.4
</para>
</listitem>
</itemizedlist>
</sect2>
<sect2 id="appendixes.changelog-1-1-5">
<title>
Changes from version 1.1 to 1.1.5
</title>
<itemizedlist>
<listitem>
<para>
Modify behavior of function <function>set_sphere_output_precision</function>.
</para>
</listitem>
<listitem>
<para>
Compatibility with <application>PostgreSQL</application> 9.2
and later.
</para>
</listitem>
<listitem>
<para>
Creating spath and spolygon objects "as aggregate"
from tables should now work.
</para>
</listitem>
<listitem>
<para>
Improved accuracy of spoint (great circle) distance calculation.
</para>
</listitem>
<listitem>
<para>
Add new contains operators consistent with the geometry operators
of the plain used in <application>PostgreSQL</application> 8.2
and later:
<@ and @>, the old operators @ and ˜ still work.
</para>
</listitem>
<listitem>
<para>
Improved correctness of spatial indexing.
</para>
</listitem>
</itemizedlist>
</sect2>
</sect1>
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