<chapter id="querymodel">
- <!-- $Id: querymodel.xml,v 1.32 2007-05-24 13:44:09 adam Exp $ -->
+ <!-- $Id: querymodel.xml,v 1.35 2007-11-01 14:12:44 adam Exp $ -->
<title>Query Model</title>
<section id="querymodel-overview">
<entry><literal>bib-1</literal></entry>
<entry>Standard &acro.pqf; query language attribute set which defines the
semantics of &acro.z3950; searching. In addition, all of the
- non-use attributes (types 2-12) define the hard-wired
+ non-use attributes (types 2-14) define the hard-wired
&zebra; internal query
processing.</entry>
<entry>default</entry>
The relation attributes 1-5 are supported and work exactly as
expected.
All ordering operations are based on a lexicographical ordering,
- <emphasis>expect</emphasis> when the
+ <emphasis>except</emphasis> when the
structure attribute numeric (109) is used. In
this case, ordering is numerical. See
<xref linkend="querymodel-bib1-structure"/>.
<entry>search</entry>
<entry>2.0.8</entry>
</row>
- </tbody>
<row>
<entry>Maximum number of truncated terms (truncmax)</entry>
<entry>13</entry>
<entry>search</entry>
<entry>2.0.10</entry>
</row>
+ <row>
+ <entry>
+ Specifies whether un-indexed fields should be ignored.
+ A zero value (default) throws a diagnostic when an un-indexed
+ field is specified. A non-zero value makes it return 0 hits.
+ </entry>
+ <entry>14</entry>
+ <entry>search</entry>
+ <entry>2.0.16</entry>
+ </row>
+ </tbody>
</tgroup>
</table>
<para>
All ordering operations are based on a lexicographical ordering,
- <emphasis>expect</emphasis> when the
+ <emphasis>except</emphasis> when the
<literal>structure attribute numeric (109)</literal> is used. In
this case, ordering is numerical. See
<xref linkend="querymodel-bib1-structure"/>.
</row>
<row>
<entry>Approximative Limit</entry>
- <entry>9</entry>
+ <entry>12</entry>
<entry>scan</entry>
- <entry>1.4</entry>
+ <entry>2.0.20</entry>
</row>
</tbody>
</tgroup>
</section>
<section id="querymodel-zebra-attr-approx">
- <title>&zebra; Extension Approximative Limit (type 11)</title>
+ <title>&zebra; Extension Approximative Limit (type 12)</title>
<para>
- The &zebra; Extension Approximative Limit (type 11) is a way to
+ The &zebra; Extension Approximative Limit (type 12) is a way to
enable approximate hit counts for scan hit counts, in the same
way as for search hit counts.
</para>
<row>
<entry>numeric (@attr 4=109)</entry>
<entry>ignored</entry>
- <entry>Numeric ('u')</entry>
+ <entry>Numeric ('n')</entry>
<entry>Special index for digital numbers</entry>
</row>
<row>