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Commitb40c0a4

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Clean up some stray references to tsearch2.
1 parent07c2373 commitb40c0a4

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5 files changed

+41
-38
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5 files changed

+41
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‎doc/src/sgml/gin.sgml

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@@ -1,4 +1,4 @@
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<!-- $PostgreSQL: pgsql/doc/src/sgml/gin.sgml,v 2.11 2007/02/16 03:50:29 momjian Exp $ -->
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<!-- $PostgreSQL: pgsql/doc/src/sgml/gin.sgml,v 2.12 2007/11/13 23:36:26 tgl Exp $ -->
22

33
<chapter id="GIN">
44
<title>GIN Indexes</title>
@@ -232,13 +232,20 @@
232232

233233
<para>
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The <productname>PostgreSQL</productname> source distribution includes
235-
<acronym>GIN</acronym> classes forone-dimensional arrays of all internal
236-
types. The following
235+
<acronym>GIN</acronym>operatorclasses for<type>tsvector</> and
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for one-dimensional arrays of all internaltypes. The following
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<filename>contrib</> modules also contain <acronym>GIN</acronym>
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operator classes:
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</para>
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241241
<variablelist>
242+
<varlistentry>
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<term>hstore</term>
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<listitem>
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<para>Module for storing (key, value) pairs</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term>intarray</term>
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<listitem>
@@ -247,11 +254,9 @@
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</varlistentry>
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<varlistentry>
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<term>tsearch2</term>
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<term>pg_trgm</term>
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<listitem>
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<para>Support for inverted text indexing. This is much faster for very
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large, mostly-static sets of documents.
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</para>
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<para>Text similarity using trigram matching</para>
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</listitem>
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</varlistentry>
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</variablelist>

‎doc/src/sgml/gist.sgml

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@@ -1,4 +1,4 @@
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<!-- $PostgreSQL: pgsql/doc/src/sgml/gist.sgml,v 1.28 2007/01/31 20:56:17 momjian Exp $ -->
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<!-- $PostgreSQL: pgsql/doc/src/sgml/gist.sgml,v 1.29 2007/11/13 23:36:26 tgl Exp $ -->
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<chapter id="GiST">
44
<title>GiST Indexes</title>
@@ -181,8 +181,9 @@
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<para>
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The <productname>PostgreSQL</productname> source distribution includes
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several examples of index methods implemented using
184-
<acronym>GiST</acronym>. The core system currently provides R-Tree
185-
equivalent functionality for some of the built-in geometric data types
184+
<acronym>GiST</acronym>. The core system currently provides text search
185+
support (indexing for <type>tsvector</> and <type>tsquery</>) as well as
186+
R-Tree equivalent functionality for some of the built-in geometric data types
186187
(see <filename>src/backend/access/gist/gistproc.c</>). The following
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<filename>contrib</> modules also contain <acronym>GiST</acronym>
188189
operator classes:
@@ -203,6 +204,13 @@
203204
</listitem>
204205
</varlistentry>
205206

207+
<varlistentry>
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<term>hstore</term>
209+
<listitem>
210+
<para>Module for storing (key, value) pairs</para>
211+
</listitem>
212+
</varlistentry>
213+
206214
<varlistentry>
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<term>intarray</term>
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<listitem>
@@ -230,13 +238,6 @@
230238
<para>Indexing for <quote>float ranges</quote></para>
231239
</listitem>
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</varlistentry>
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<varlistentry>
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<term>tsearch2</term>
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<listitem>
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<para>Full text indexing</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect1>

‎doc/src/sgml/indices.sgml

Lines changed: 4 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
<!-- $PostgreSQL: pgsql/doc/src/sgml/indices.sgml,v 1.71 2007/04/06 22:33:41 tgl Exp $ -->
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<!-- $PostgreSQL: pgsql/doc/src/sgml/indices.sgml,v 1.72 2007/11/13 23:36:26 tgl Exp $ -->
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<chapter id="indexes">
44
<title id="indexes-title">Indexes</title>
@@ -235,8 +235,6 @@ CREATE INDEX <replaceable>name</replaceable> ON <replaceable>table</replaceable>
235235

236236
(See <xref linkend="functions-geometry"> for the meaning of
237237
these operators.)
238-
Also, an <literal>IS NULL</> condition on
239-
an index column can be used with a GiST index.
240238
Many other GiST operator
241239
classes are available in the <literal>contrib</> collection or as separate
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projects. For more information see <xref linkend="GiST">.
@@ -269,10 +267,9 @@ CREATE INDEX <replaceable>name</replaceable> ON <replaceable>table</replaceable>
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270268
(See <xref linkend="functions-array"> for the meaning of
271269
these operators.)
272-
GIN indexes cannot use <literal>IS NULL</> as a search condition.
273-
Other GIN operator classes are available in the <literal>contrib</>
274-
<literal>tsearch2</literal> and <literal>intarray</literal> modules.
275-
For more information see <xref linkend="GIN">.
270+
Many other GIN operator
271+
classes are available in the <literal>contrib</> collection or as separate
272+
projects. For more information see <xref linkend="GIN">.
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</para>
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</sect1>
278275

‎doc/src/sgml/trgm.sgml

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Original file line numberDiff line numberDiff line change
@@ -131,24 +131,24 @@ ORDER BY
131131
</sect2>
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<sect2>
134-
<title>Tsearch2 Integration</title>
134+
<title>Text Search Integration</title>
135135
<para>
136136
Trigram matching is a very useful tool when used in conjunction
137-
with a text index created by the Tsearch2 contrib module. (See
138-
contrib/tsearch2)
137+
with a full text index.
139138
</para>
140139
<para>
141140
The first step is to generate an auxiliary table containing all
142-
the unique words in theTsearch2 index:
141+
the unique words in thedocuments:
143142
</para>
144143
<programlisting>
145144
CREATE TABLE words AS SELECT word FROM
146145
stat('SELECT to_tsvector(''simple'', bodytext) FROM documents');
147146
</programlisting>
148147
<para>
149-
Where 'documents' is a table that has a text field 'bodytext'
150-
that TSearch2 is used to search. The use of the 'simple' dictionary
151-
with the to_tsvector function, instead of just using the already
148+
where <structname>documents</> is a table that has a text field
149+
<structfield>bodytext</> that we wish to search. The use of the
150+
<literal>simple</> configuration with the <function>to_tsvector</>
151+
function, instead of just using the already
152152
existing vector is to avoid creating a list of already stemmed
153153
words. This way, only the original, unstemmed words are added
154154
to the word list.
@@ -174,24 +174,24 @@ CREATE INDEX words_idx ON words USING gin(word gist_trgm_ops);
174174
<para>
175175
<note>
176176
<para>
177-
Since the'words' table has been generated as a separate,
177+
Since the<structname>words</> table has been generated as a separate,
178178
static table, it will need to be periodically regenerated so that
179-
it remains up to date with theword list in the Tsearch2 index.
179+
it remains up to date with thedocument collection.
180180
</para>
181181
</note>
182182
</para>
183183
</sect2>
184184

185185
<sect2>
186186
<title>References</title>
187-
<para>
188-
Tsearch2 Development Site
189-
<ulink url="http://www.sai.msu.su/~megera/postgres/gist/tsearch/V2/"></ulink>
190-
</para>
191187
<para>
192188
GiST Development Site
193189
<ulink url="http://www.sai.msu.su/~megera/postgres/gist/"></ulink>
194190
</para>
191+
<para>
192+
Tsearch2 Development Site
193+
<ulink url="http://www.sai.msu.su/~megera/postgres/gist/tsearch/V2/"></ulink>
194+
</para>
195195
</sect2>
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197197
<sect2>

‎src/backend/access/gin/README

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -48,7 +48,7 @@ Features
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* User-defined opclasses. (The scheme is similar to GiST.)
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* Optimized index creation (Makes use of maintenance_work_mem to accumulate
5050
postings in memory.)
51-
*Tsearch2 support via an opclass
51+
*Text search support via an opclass
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* Soft upper limit on the returned results set using a GUC variable:
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gin_fuzzy_search_limit
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