@ -275,7 +275,7 @@ SELECT 'fat & cow'::tsquery @@ 'a fat cat sat on a mat and ate a fat rat'::t
<programlisting>
SELECT to_tsvector('fat cats ate fat rats') @@ to_tsquery('fat & rat');
?column?
?column?
----------
t
</programlisting>
@ -284,7 +284,7 @@ SELECT to_tsvector('fat cats ate fat rats') @@ to_tsquery('fat & rat');
<programlisting>
SELECT 'fat cats ate fat rats'::tsvector @@ to_tsquery('fat & rat');
?column?
?column?
----------
f
</programlisting>
@ -335,12 +335,12 @@ text @@ text
<programlisting>
SELECT to_tsvector('fatal error') @@ to_tsquery('fatal <-> error');
?column?
?column?
----------
t
SELECT to_tsvector('error is not fatal') @@ to_tsquery('fatal <-> error');
?column?
?column?
----------
f
</programlisting>
@ -357,12 +357,12 @@ SELECT to_tsvector('error is not fatal') @@ to_tsquery('fatal <-> error');
<programlisting>
SELECT phraseto_tsquery('cats ate rats');
phraseto_tsquery
phraseto_tsquery
-------------------------------
'cat' <-> 'ate' <-> 'rat'
SELECT phraseto_tsquery('the cats ate the rats');
phraseto_tsquery
phraseto_tsquery
-------------------------------
'cat' <-> 'ate' <2> 'rat'
</programlisting>
@ -828,7 +828,7 @@ to_tsquery(<optional> <replaceable class="parameter">config</replaceable> <type>
<screen>
SELECT to_tsquery('english', 'The & Fat & Rats');
to_tsquery
to_tsquery
---------------
'fat' & 'rat'
</screen>
@ -839,7 +839,7 @@ SELECT to_tsquery('english', 'The & Fat & Rats');
<screen>
SELECT to_tsquery('english', 'Fat | Rats:AB');
to_tsquery
to_tsquery
------------------
'fat' | 'rat':AB
</screen>
@ -848,7 +848,7 @@ SELECT to_tsquery('english', 'Fat | Rats:AB');
<screen>
SELECT to_tsquery('supern:*A & star:A*B');
to_tsquery
to_tsquery
--------------------------
'supern':*A & 'star':*AB
</screen>
@ -897,7 +897,7 @@ plainto_tsquery(<optional> <replaceable class="parameter">config</replaceable> <
<screen>
SELECT plainto_tsquery('english', 'The Fat Rats');
plainto_tsquery
plainto_tsquery
-----------------
'fat' & 'rat'
</screen>
@ -908,7 +908,7 @@ SELECT plainto_tsquery('english', 'The Fat Rats');
<screen>
SELECT plainto_tsquery('english', 'The Fat & Rats:C');
plainto_tsquery
plainto_tsquery
---------------------
'fat' & 'rat' & 'c'
</screen>
@ -1827,7 +1827,7 @@ CREATE TABLE aliases (t tsquery primary key, s tsquery);
INSERT INTO aliases VALUES(to_tsquery('supernovae'), to_tsquery('supernovae|sn'));
SELECT ts_rewrite(to_tsquery('supernovae & crab'), 'SELECT * FROM aliases');
ts_rewrite
ts_rewrite
---------------------------------
'crab' & ( 'supernova' | 'sn' )
</screen>
@ -1840,7 +1840,7 @@ SET s = to_tsquery('supernovae|sn & !nebulae')
WHERE t = to_tsquery('supernovae');
SELECT ts_rewrite(to_tsquery('supernovae & crab'), 'SELECT * FROM aliases');
ts_rewrite
ts_rewrite
---------------------------------------------
'crab' & ( 'supernova' | 'sn' & !'nebula' )
</screen>
@ -1915,12 +1915,12 @@ tsvector_update_trigger(tsv, 'pg_catalog.english', title, body);
INSERT INTO messages VALUES('title here', 'the body text is here');
SELECT * FROM messages;
title | body | tsv
title | body | tsv
------------+-----------------------+----------------------------
title here | the body text is here | 'bodi':4 'text':5 'titl':1
SELECT title, body FROM messages WHERE tsv @@ to_tsquery('title & body');
title | body
title | body
------------+-----------------------
title here | the body text is here
</screen>
@ -2231,7 +2231,7 @@ LIMIT 10;
<screen>
SELECT alias, description, token FROM ts_debug('foo-bar-beta1');
alias | description | token
alias | description | token
-----------------+------------------------------------------+---------------
numhword | Hyphenated word, letters and digits | foo-bar-beta1
hword_asciipart | Hyphenated word part, all ASCII | foo
@ -2247,7 +2247,7 @@ SELECT alias, description, token FROM ts_debug('foo-bar-beta1');
<screen>
SELECT alias, description, token FROM ts_debug('http://example.com/stuff/index.html');
alias | description | token
alias | description | token
----------+---------------+------------------------------
protocol | Protocol head | http://
url | URL | example.com/stuff/index.html
@ -2571,7 +2571,7 @@ SELECT ts_lexize('public.simple_dict', 'The');
<screen>
SELECT * FROM ts_debug('english', 'Paris');
alias | description | token | dictionaries | dictionary | lexemes
alias | description | token | dictionaries | dictionary | lexemes
-----------+-----------------+-------+----------------+--------------+---------
asciiword | Word, all ASCII | Paris | {english_stem} | english_stem | {pari}
@ -2585,7 +2585,7 @@ ALTER TEXT SEARCH CONFIGURATION english
WITH my_synonym, english_stem;
SELECT * FROM ts_debug('english', 'Paris');
alias | description | token | dictionaries | dictionary | lexemes
alias | description | token | dictionaries | dictionary | lexemes
-----------+-----------------+-------+---------------------------+------------+---------
asciiword | Word, all ASCII | Paris | {my_synonym,english_stem} | my_synonym | {paris}
</screen>
@ -2654,7 +2654,7 @@ mydb=# SELECT to_tsquery('tst', 'indices');
(1 row)
mydb=# SELECT 'indexes are very useful'::tsvector;
tsvector
tsvector
---------------------------------
'are' 'indexes' 'useful' 'very'
(1 row)
@ -3355,31 +3355,31 @@ ts_debug(<optional> <replaceable class="parameter">config</replaceable> <type>re
<screen>
SELECT * FROM ts_debug('english', 'a fat cat sat on a mat - it ate a fat rats');
alias | description | token | dictionaries | dictionary | lexemes
alias | description | token | dictionaries | dictionary | lexemes
-----------+-----------------+-------+----------------+--------------+---------
asciiword | Word, all ASCII | a | {english_stem} | english_stem | {}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | fat | {english_stem} | english_stem | {fat}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | cat | {english_stem} | english_stem | {cat}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | sat | {english_stem} | english_stem | {sat}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | on | {english_stem} | english_stem | {}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | a | {english_stem} | english_stem | {}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | mat | {english_stem} | english_stem | {mat}
blank | Space symbols | | {} | |
blank | Space symbols | - | {} | |
blank | Space symbols | | {} | |
blank | Space symbols | - | {} | |
asciiword | Word, all ASCII | it | {english_stem} | english_stem | {}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | ate | {english_stem} | english_stem | {ate}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | a | {english_stem} | english_stem | {}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | fat | {english_stem} | english_stem | {fat}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | rats | {english_stem} | english_stem | {rat}
</screen>
</para>
@ -3406,12 +3406,12 @@ ALTER TEXT SEARCH CONFIGURATION public.english
<screen>
SELECT * FROM ts_debug('public.english', 'The Brightest supernovaes');
alias | description | token | dictionaries | dictionary | lexemes
alias | description | token | dictionaries | dictionary | lexemes
-----------+-----------------+-------------+-------------------------------+----------------+-------------
asciiword | Word, all ASCII | The | {english_ispell,english_stem} | english_ispell | {}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | Brightest | {english_ispell,english_stem} | english_ispell | {bright}
blank | Space symbols | | {} | |
blank | Space symbols | | {} | |
asciiword | Word, all ASCII | supernovaes | {english_ispell,english_stem} | english_stem | {supernova}
</screen>
@ -3445,12 +3445,12 @@ SELECT * FROM ts_debug('public.english', 'The Brightest supernovaes');
<screen>
SELECT alias, token, dictionary, lexemes
FROM ts_debug('public.english', 'The Brightest supernovaes');
alias | token | dictionary | lexemes
alias | token | dictionary | lexemes
-----------+-------------+----------------+-------------
asciiword | The | english_ispell | {}
blank | | |
blank | | |
asciiword | Brightest | english_ispell | {bright}
blank | | |
blank | | |
asciiword | supernovaes | english_stem | {supernova}
</screen>
</para>
@ -3516,7 +3516,7 @@ ts_token_type(<replaceable class="parameter">parser_oid</replaceable> <type>oid<
<screen>
SELECT * FROM ts_token_type('default');
tokid | alias | description
tokid | alias | description
-------+-----------------+------------------------------------------
1 | asciiword | Word, all ASCII
2 | word | Word, all letters
@ -3799,14 +3799,14 @@ SELECT plainto_tsquery('supernovae stars');
<screen>
=> \dF russian
List of text search configurations
Schema | Name | Description
Schema | Name | Description
------------+---------+------------------------------------
pg_catalog | russian | configuration for russian language
=> \dF+ russian
Text search configuration "pg_catalog.russian"
Parser: "pg_catalog.default"
Token | Dictionaries
Token | Dictionaries
-----------------+--------------
asciihword | english_stem
asciiword | english_stem
@ -3884,21 +3884,21 @@ Parser: "pg_catalog.default"
<screen>
=> \dFp
List of text search parsers
Schema | Name | Description
Schema | Name | Description
------------+---------+---------------------
pg_catalog | default | default word parser
=> \dFp+
Text search parser "pg_catalog.default"
Method | Function | Description
Method | Function | Description
-----------------+----------------+-------------
Start parse | prsd_start |
Get next token | prsd_nexttoken |
End parse | prsd_end |
Get headline | prsd_headline |
Get token types | prsd_lextype |
Start parse | prsd_start |
Get next token | prsd_nexttoken |
End parse | prsd_end |
Get headline | prsd_headline |
Get token types | prsd_lextype |
Token types for parser "pg_catalog.default"
Token name | Description
Token name | Description
-----------------+------------------------------------------
asciihword | Hyphenated word, all ASCII
asciiword | Word, all ASCII
@ -3937,7 +3937,7 @@ Parser: "pg_catalog.default"
<screen>
=> \dFt
List of text search templates
Schema | Name | Description
Schema | Name | Description
------------+-----------+-----------------------------------------------------------
pg_catalog | ispell | ispell dictionary
pg_catalog | simple | simple dictionary: just lower case and check for stopword
Tom Lane
3 years ago