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Fix tsearch docs

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Remove mention of setweight(tsquery) which wasn't included in 9.6. Also
replace old forgotten phrase operator to new one.

Dmitry Ivanov
This commit is contained in:
Teodor Sigaev
2016-04-26 20:26:26 +03:00
parent 08af921906
commit f1e3c76066
1 changed files with 1 additions and 29 deletions
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30
doc/src/sgml/textsearch.sgml
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@@ -1519,34 +1519,6 @@ SELECT tsquery_phrase(to_tsquery('fat'), to_tsquery('cat'), 10);
</varlistentry> </varlistentry>
<varlistentry>
<term>
<indexterm>
<primary>setweight</primary>
</indexterm>
<literal>setweight(<replaceable class="PARAMETER">query</replaceable> <type>tsquery</>, <replaceable class="PARAMETER">weight</replaceable> <type>"char"</>) returns <type>tsquery</></literal>
</term>
<listitem>
<para>
<function>setweight</> returns a copy of the input query in which every
position has been labeled with the given <replaceable>weight</>(s), either
<literal>A</literal>, <literal>B</literal>, <literal>C</literal>,
<literal>D</literal> or their combination. These labels are retained when
queries are concatenated, allowing words from different parts of a document
to be weighted differently by ranking functions.
</para>
<para>
Note that weight labels apply to <emphasis>positions</>, not
<emphasis>lexemes</>. If the input query has been stripped of
positions then <function>setweight</> does nothing.
</para>
</listitem>
</varlistentry>
<varlistentry> <varlistentry>
<term> <term>
@@ -2588,7 +2560,7 @@ more sample word(s) : more indexed word(s)
<para> <para>
Specific stop words recognized by the subdictionary cannot be Specific stop words recognized by the subdictionary cannot be
specified; instead use <literal>&lt;-&gt;</> to mark the location where any specified; instead use <literal>?</> to mark the location where any
stop word can appear. For example, assuming that <literal>a</> and stop word can appear. For example, assuming that <literal>a</> and
<literal>the</> are stop words according to the subdictionary: <literal>the</> are stop words according to the subdictionary: