</sect1info>
<title>PostgreSQL PostGIS Geometry/Geography/Box Types</title>
- <refentry id="box2d">
+ <refentry id="box2d_type">
<refnamediv>
<refname>box2d</refname>
<refpurpose>A box composed of x min, ymin, xmax, ymax. Often used to return the 2d enclosing box of a geometry. </refpurpose>
<para>box2d is a spatial data type used to represent the enclosing box of a geometry or set of geometries. ST_Extent in earlier versions prior to PostGIS 1.4 would return a box2d.</para>
</refsection>
</refentry>
- <refentry id="box3d">
+ <refentry id="box3d_type">
<refnamediv>
<refname>box3d</refname>
<refpurpose>A box composed of x min, ymin, zmin, xmax, ymax, zmax. Often used to return the 3d extent of a geometry or collection of geometries. </refpurpose>
<sect1 id="PostGIS_BoxFunctions">
<title>PostGIS Box Functions</title>
<para>The functions given below are PostGIS functions that take as input or return as output the box* family of PostGIS spatial types.
- The box family of types consists of <link linkend="box2d">box2d</link>, and <link linkend="box3d">box3d</link></para>
+ The box family of types consists of <link linkend="box2d_type">box2d</link>, and <link linkend="box3d_type">box3d</link></para>
<itemizedlist>
<!-- Pull out the purpose section for each ref entry and strip whitespace and put in a variable to be tagged unto each function comment -->
<xsl:for-each select='//refentry'>