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Rename tsvector delete() to ts_delete(), and filter() to ts_filter().

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The similarity of the original names to SQL keywords seems like a bad
idea.  Rename them before we're stuck with 'em forever.

In passing, minor code and docs cleanup.

Discussion: <4875.1462210058@sss.pgh.pa.us>
This commit is contained in:
Tom Lane 2016-05-05 19:43:32 -04:00
parent 2f38b986fa
commit 0b9a234432
7 changed files with 135 additions and 135 deletions
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148
doc/src/sgml/func.sgml
View File

@ -9177,6 +9177,18 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
</row>
</thead>
<tbody>
<row>
<entry>
<indexterm>
<primary>array_to_tsvector</primary>
</indexterm>
<literal><function>array_to_tsvector(<type>text[]</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>convert array of lexemes to <type>tsvector</type></entry>
<entry><literal>array_to_tsvector('{fat,cat,rat}'::text[])</literal></entry>
<entry><literal>'fat' 'cat' 'rat'</literal></entry>
</row>
<row>
<entry>
<indexterm>
@ -9267,10 +9279,10 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
<primary>setweight</primary>
<secondary>setweight for specific lexeme(s)</secondary>
</indexterm>
<literal><function>setweight(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">weight</replaceable> <type>"char"</>, <replaceable class="PARAMETER">lexemes</replaceable> <type>"text"[]</>)</function></literal>
<literal><function>setweight(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">weight</replaceable> <type>"char"</>, <replaceable class="PARAMETER">lexemes</replaceable> <type>text[]</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>assign <replaceable class="PARAMETER">weight</replaceable> to elements of <replaceable class="PARAMETER">vector</replaceable> that are listed in <replaceable class="PARAMETER">lexemes</replaceable> array</entry>
<entry>assign <replaceable class="PARAMETER">weight</replaceable> to elements of <replaceable class="PARAMETER">vector</replaceable> that are listed in <replaceable class="PARAMETER">lexemes</replaceable></entry>
<entry><literal>setweight('fat:2,4 cat:3 rat:5B'::tsvector, 'A', '{cat,rat}')</literal></entry>
<entry><literal>'cat':3A 'fat':2,4 'rat':5A</literal></entry>
</row>
@ -9286,79 +9298,6 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
<entry><literal>strip('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
<entry><literal>'cat' 'fat' 'rat'</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>delete</primary>
<secondary>delete lexeme(s) from tsvector</secondary>
</indexterm>
<literal><function>delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexeme</replaceable> <type>text</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>remove given <replaceable class="PARAMETER">lexeme</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
<entry><literal>delete('fat:2,4 cat:3 rat:5A'::tsvector, 'fat')</literal></entry>
<entry><literal>'cat':3 'rat':5A</literal></entry>
</row>
<row>
<entry>
<!-- previous indexterm entry covers this too -->
<literal><function>delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexemes</replaceable> <type>text[]</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>remove any occurrence of lexemes in <replaceable class="PARAMETER">lexemes</replaceable> array from <replaceable class="PARAMETER">vector</replaceable></entry>
<entry><literal>delete('fat:2,4 cat:3 rat:5A'::tsvector, ARRAY['fat','rat'])</literal></entry>
<entry><literal>'cat':3</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>unnest</primary>
<secondary>for tsvector</secondary>
</indexterm>
<literal><function>unnest(<type>tsvector</>, OUT <replaceable class="PARAMETER">lexeme</> <type>text</>, OUT <replaceable class="PARAMETER">positions</> <type>smallint[]</>, OUT <replaceable class="PARAMETER">weights</> <type>text</>)</function></literal>
</entry>
<entry><type>setof record</type></entry>
<entry>expand a tsvector to a set of rows</entry>
<entry><literal>unnest('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
<entry><literal>(cat,{3},{D}) ...</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>tsvector_to_array</primary>
</indexterm>
<literal><function>tsvector_to_array(<type>tsvector</>)</function></literal>
</entry>
<entry><type>text[]</type></entry>
<entry>convert <type>tsvector</> to array of lexemes</entry>
<entry><literal>tsvector_to_array('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
<entry><literal>{cat,fat,rat}</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>array_to_tsvector</primary>
</indexterm>
<literal><function>array_to_tsvector(<type>text[]</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>convert array of lexemes to <type>tsvector</type></entry>
<entry><literal>array_to_tsvector('{fat,cat,rat}'::text[])</literal></entry>
<entry><literal>'fat' 'cat' 'rat'</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>filter</primary>
<secondary>for tsvector</secondary>
</indexterm>
<literal><function>filter(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">weights</replaceable> <type>"char"[]</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>Select only elements with given <replaceable class="PARAMETER">weights</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
<entry><literal>filter('fat:2,4 cat:3b rat:5A'::tsvector, '{a,b}')</literal></entry>
<entry><literal>'cat':3B 'rat':5A</literal></entry>
</row>
<row>
<entry>
<indexterm>
@ -9383,6 +9322,40 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
<entry><literal>to_tsvector('english', 'The Fat Rats')</literal></entry>
<entry><literal>'fat':2 'rat':3</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>ts_delete</primary>
</indexterm>
<literal><function>ts_delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexeme</replaceable> <type>text</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>remove given <replaceable class="PARAMETER">lexeme</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
<entry><literal>ts_delete('fat:2,4 cat:3 rat:5A'::tsvector, 'fat')</literal></entry>
<entry><literal>'cat':3 'rat':5A</literal></entry>
</row>
<row>
<entry>
<!-- previous indexterm entry covers this too -->
<literal><function>ts_delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexemes</replaceable> <type>text[]</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>remove any occurrence of lexemes in <replaceable class="PARAMETER">lexemes</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
<entry><literal>ts_delete('fat:2,4 cat:3 rat:5A'::tsvector, ARRAY['fat','rat'])</literal></entry>
<entry><literal>'cat':3</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>ts_filter</primary>
</indexterm>
<literal><function>ts_filter(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">weights</replaceable> <type>"char"[]</>)</function></literal>
</entry>
<entry><type>tsvector</type></entry>
<entry>Select only elements with given <replaceable class="PARAMETER">weights</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
<entry><literal>ts_filter('fat:2,4 cat:3b rat:5A'::tsvector, '{a,b}')</literal></entry>
<entry><literal>'cat':3B 'rat':5A</literal></entry>
</row>
<row>
<entry>
<indexterm>
@ -9459,6 +9432,18 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
<entry><literal>tsquery_phrase(to_tsquery('fat'), to_tsquery('cat'), 10)</literal></entry>
<entry><literal>'fat' &lt;10&gt; 'cat'</literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>tsvector_to_array</primary>
</indexterm>
<literal><function>tsvector_to_array(<type>tsvector</>)</function></literal>
</entry>
<entry><type>text[]</type></entry>
<entry>convert <type>tsvector</> to array of lexemes</entry>
<entry><literal>tsvector_to_array('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
<entry><literal>{cat,fat,rat}</literal></entry>
</row>
<row>
<entry>
<indexterm>
@ -9483,6 +9468,19 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
<entry><literal>CREATE TRIGGER ... tsvector_update_trigger_column(tsvcol, configcol, title, body)</literal></entry>
<entry><literal></literal></entry>
</row>
<row>
<entry>
<indexterm>
<primary>unnest</primary>
<secondary>for tsvector</secondary>
</indexterm>
<literal><function>unnest(<type>tsvector</>, OUT <replaceable class="PARAMETER">lexeme</> <type>text</>, OUT <replaceable class="PARAMETER">positions</> <type>smallint[]</>, OUT <replaceable class="PARAMETER">weights</> <type>text</>)</function></literal>
</entry>
<entry><type>setof record</type></entry>
<entry>expand a tsvector to a set of rows</entry>
<entry><literal>unnest('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
<entry><literal>(cat,{3},{D}) ...</literal></entry>
</row>
</tbody>
</tgroup>
</table>

3
doc/src/sgml/textsearch.sgml
View File

@ -1412,7 +1412,8 @@ FROM (SELECT id, body, q, ts_rank_cd(ti, q) AS rank
</variablelist>
<para>
Full list of <type>tsvector</>-related functions available in <xref linkend="textsearch-functions-table">.
A full list of <type>tsvector</>-related functions is available
in <xref linkend="textsearch-functions-table">.
</para>
</sect2>

17
src/backend/utils/adt/tsvector_op.c
View File

@ -506,7 +506,7 @@ tsvector_delete_by_indices(TSVector tsv, int *indices_to_delete,
/*
* Delete given lexeme from tsvector.
* Implementation of user-level delete(tsvector, text).
* Implementation of user-level ts_delete(tsvector, text).
*/
Datum
tsvector_delete_str(PG_FUNCTION_ARGS)
@ -530,7 +530,7 @@ tsvector_delete_str(PG_FUNCTION_ARGS)
/*
* Delete given array of lexemes from tsvector.
* Implementation of user-level delete(tsvector, text[]).
* Implementation of user-level ts_delete(tsvector, text[]).
*/
Datum
tsvector_delete_arr(PG_FUNCTION_ARGS)
@ -757,7 +757,7 @@ array_to_tsvector(PG_FUNCTION_ARGS)
}
/*
* Leave only elements with given weights from tsvector.
* ts_filter(): keep only lexemes with given weights in tsvector.
*/
Datum
tsvector_filter(PG_FUNCTION_ARGS)
@ -771,15 +771,15 @@ tsvector_filter(PG_FUNCTION_ARGS)
*dataout;
Datum *dweights;
bool *nulls;
int nweigths;
int nweights;
int i, j;
int cur_pos = 0;
char mask = 0;
deconstruct_array(weights, CHAROID, 1, true, 'c',
&dweights, &nulls, &nweigths);
&dweights, &nulls, &nweights);
for (i = 0; i < nweigths; i++)
for (i = 0; i < nweights; i++)
{
char char_weight;
@ -804,8 +804,9 @@ tsvector_filter(PG_FUNCTION_ARGS)
mask = mask | 1;
break;
default:
/* internal error */
elog(ERROR, "unrecognized weight: %c", char_weight);
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("unrecognized weight: \"%c\"", char_weight)));
}
}

2
src/include/catalog/catversion.h
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@ -53,6 +53,6 @@
*/
/* yyyymmddN */
#define CATALOG_VERSION_NO 201605031
#define CATALOG_VERSION_NO 201605051
#endif

12
src/include/catalog/pg_proc.h
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@ -4539,18 +4539,18 @@ DESCR("set given weight for whole tsvector");
DATA(insert OID = 3320 ( setweight PGNSP PGUID 12 1 0 0 0 f f f f t f i s 3 0 3614 "3614 18 1009" _null_ _null_ _null_ _null_ _null_ tsvector_setweight_by_filter _null_ _null_ _null_ ));
DESCR("set given weight for given lexemes");
DATA(insert OID = 3625 ( tsvector_concat PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 3614 "3614 3614" _null_ _null_ _null_ _null_ _null_ tsvector_concat _null_ _null_ _null_ ));
DATA(insert OID = 3321 ( delete PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 3614 "3614 25" _null_ _null_ _null_ _null_ _null_ tsvector_delete_str _null_ _null_ _null_ ));
DATA(insert OID = 3321 ( ts_delete PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 3614 "3614 25" _null_ _null_ _null_ _null_ _null_ tsvector_delete_str _null_ _null_ _null_ ));
DESCR("delete lexeme");
DATA(insert OID = 3323 ( delete PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 3614 "3614 1009" _null_ _null_ _null_ _null_ _null_ tsvector_delete_arr _null_ _null_ _null_ ));
DATA(insert OID = 3323 ( ts_delete PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 3614 "3614 1009" _null_ _null_ _null_ _null_ _null_ tsvector_delete_arr _null_ _null_ _null_ ));
DESCR("delete given lexemes");
DATA(insert OID = 3322 ( unnest PGNSP PGUID 12 1 10 0 0 f f f f t t i s 1 0 2249 "3614" "{3614,25,1005,1009}" "{i,o,o,o}" "{tsvector,lexeme,positions,weights}" _null_ _null_ tsvector_unnest _null_ _null_ _null_ ));
DESCR("expand tsvector to set of rows");
DATA(insert OID = 3326 ( tsvector_to_array PGNSP PGUID 12 1 0 0 0 f f f f t f i s 1 0 1009 "3614" _null_ _null_ _null_ _null_ _null_ tsvector_to_array _null_ _null_ _null_ ));
DESCR("convert to lexeme's array");
DESCR("convert tsvector to array of lexemes");
DATA(insert OID = 3327 ( array_to_tsvector PGNSP PGUID 12 1 0 0 0 f f f f t f i s 1 0 3614 "1009" _null_ _null_ _null_ _null_ _null_ array_to_tsvector _null_ _null_ _null_ ));
DESCR("build tsvector from lexeme's array");
DATA(insert OID = 3319 ( filter PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 3614 "3614 1002" _null_ _null_ _null_ _null_ _null_ tsvector_filter _null_ _null_ _null_ ));
DESCR("returns tsvector that contain only postings with given weights");
DESCR("build tsvector from array of lexemes");
DATA(insert OID = 3319 ( ts_filter PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 3614 "3614 1002" _null_ _null_ _null_ _null_ _null_ tsvector_filter _null_ _null_ _null_ ));
DESCR("delete lexemes that do not have one of the given weights");
DATA(insert OID = 3634 ( ts_match_vq PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 16 "3614 3615" _null_ _null_ _null_ _null_ _null_ ts_match_vq _null_ _null_ _null_ ));
DATA(insert OID = 3635 ( ts_match_qv PGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 16 "3615 3614" _null_ _null_ _null_ _null_ _null_ ts_match_qv _null_ _null_ _null_ ));

58
src/test/regress/expected/tstypes.out
View File

@ -979,73 +979,73 @@ SELECT strip('base hidden rebel spaceship strike'::tsvector);
'base' 'hidden' 'rebel' 'spaceship' 'strike'
(1 row)
SELECT delete(to_tsvector('english', 'Rebel spaceships, striking from a hidden base'), 'spaceship');
delete
SELECT ts_delete(to_tsvector('english', 'Rebel spaceships, striking from a hidden base'), 'spaceship');
ts_delete
------------------------------------------
'base':7 'hidden':6 'rebel':1 'strike':3
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'base');
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'base');
ts_delete
--------------------------------------------------------------
'hidden':6 'rebel':1 'spaceship':2,33A,34B,35C,36 'strike':3
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bas');
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bas');
ts_delete
-----------------------------------------------------------------------
'base':7 'hidden':6 'rebel':1 'spaceship':2,33A,34B,35C,36 'strike':3
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bases');
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bases');
ts_delete
-----------------------------------------------------------------------
'base':7 'hidden':6 'rebel':1 'spaceship':2,33A,34B,35C,36 'strike':3
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'spaceship');
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'spaceship');
ts_delete
------------------------------------------
'base':7 'hidden':6 'rebel':1 'strike':3
(1 row)
SELECT delete('base hidden rebel spaceship strike'::tsvector, 'spaceship');
delete
SELECT ts_delete('base hidden rebel spaceship strike'::tsvector, 'spaceship');
ts_delete
----------------------------------
'base' 'hidden' 'rebel' 'strike'
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','rebel']);
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','rebel']);
ts_delete
--------------------------------
'base':7 'hidden':6 'strike':3
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceships','rebel']);
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceships','rebel']);
ts_delete
-------------------------------------------------------------
'base':7 'hidden':6 'spaceship':2,33A,34B,35C,36 'strike':3
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceshi','rebel']);
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceshi','rebel']);
ts_delete
-------------------------------------------------------------
'base':7 'hidden':6 'spaceship':2,33A,34B,35C,36 'strike':3
(1 row)
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','leya','rebel']);
delete
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','leya','rebel']);
ts_delete
--------------------------------
'base':7 'hidden':6 'strike':3
(1 row)
SELECT delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel']);
delete
SELECT ts_delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel']);
ts_delete
--------------------------
'base' 'hidden' 'strike'
(1 row)
SELECT delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel', NULL]);
SELECT ts_delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel', NULL]);
ERROR: lexeme array may not contain nulls
SELECT unnest('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector);
unnest
@ -1155,17 +1155,17 @@ SELECT setweight('a asd w:5,6,12B,13A zxc'::tsvector, 'c', '{a,zxc}');
SELECT setweight('a asd w:5,6,12B,13A zxc'::tsvector, 'c', ARRAY['a', 'zxc', NULL]);
ERROR: lexeme array may not contain nulls
SELECT filter('base:7A empir:17 evil:15 first:11 galact:16 hidden:6A rebel:1A spaceship:2A strike:3A victori:12 won:9'::tsvector, '{a}');
filter
SELECT ts_filter('base:7A empir:17 evil:15 first:11 galact:16 hidden:6A rebel:1A spaceship:2A strike:3A victori:12 won:9'::tsvector, '{a}');
ts_filter
-------------------------------------------------------------
'base':7A 'hidden':6A 'rebel':1A 'spaceship':2A 'strike':3A
(1 row)
SELECT filter('base hidden rebel spaceship strike'::tsvector, '{a}');
filter
--------
SELECT ts_filter('base hidden rebel spaceship strike'::tsvector, '{a}');
ts_filter
-----------
(1 row)
SELECT filter('base hidden rebel spaceship strike'::tsvector, '{a,b,NULL}');
SELECT ts_filter('base hidden rebel spaceship strike'::tsvector, '{a,b,NULL}');
ERROR: weight array may not contain nulls

30
src/test/regress/sql/tstypes.sql
View File

@ -193,19 +193,19 @@ SELECT strip('w:12B w:13* w:12,5,6 a:1,3* a:3 w asd:1dc asd'::tsvector);
SELECT strip('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector);
SELECT strip('base hidden rebel spaceship strike'::tsvector);
SELECT delete(to_tsvector('english', 'Rebel spaceships, striking from a hidden base'), 'spaceship');
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'base');
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bas');
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bases');
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'spaceship');
SELECT delete('base hidden rebel spaceship strike'::tsvector, 'spaceship');
SELECT ts_delete(to_tsvector('english', 'Rebel spaceships, striking from a hidden base'), 'spaceship');
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'base');
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bas');
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'bases');
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, 'spaceship');
SELECT ts_delete('base hidden rebel spaceship strike'::tsvector, 'spaceship');
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','rebel']);
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceships','rebel']);
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceshi','rebel']);
SELECT delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','leya','rebel']);
SELECT delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel']);
SELECT delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel', NULL]);
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','rebel']);
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceships','rebel']);
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceshi','rebel']);
SELECT ts_delete('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector, ARRAY['spaceship','leya','rebel']);
SELECT ts_delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel']);
SELECT ts_delete('base hidden rebel spaceship strike'::tsvector, ARRAY['spaceship','leya','rebel', NULL]);
SELECT unnest('base:7 hidden:6 rebel:1 spaceship:2,33A,34B,35C,36D strike:3'::tsvector);
SELECT unnest('base hidden rebel spaceship strike'::tsvector);
@ -227,6 +227,6 @@ SELECT setweight('a:1,3A asd:1C w:5,6,12B,13A zxc:81,222A,567'::tsvector, 'c', '
SELECT setweight('a asd w:5,6,12B,13A zxc'::tsvector, 'c', '{a,zxc}');
SELECT setweight('a asd w:5,6,12B,13A zxc'::tsvector, 'c', ARRAY['a', 'zxc', NULL]);
SELECT filter('base:7A empir:17 evil:15 first:11 galact:16 hidden:6A rebel:1A spaceship:2A strike:3A victori:12 won:9'::tsvector, '{a}');
SELECT filter('base hidden rebel spaceship strike'::tsvector, '{a}');
SELECT filter('base hidden rebel spaceship strike'::tsvector, '{a,b,NULL}');
SELECT ts_filter('base:7A empir:17 evil:15 first:11 galact:16 hidden:6A rebel:1A spaceship:2A strike:3A victori:12 won:9'::tsvector, '{a}');
SELECT ts_filter('base hidden rebel spaceship strike'::tsvector, '{a}');
SELECT ts_filter('base hidden rebel spaceship strike'::tsvector, '{a,b,NULL}');