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Commit0b9a234

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Rename tsvector delete() to ts_delete(), and filter() to ts_filter().
The similarity of the original names to SQL keywords seems like a badidea. Rename them before we're stuck with 'em forever.In passing, minor code and docs cleanup.Discussion: <4875.1462210058@sss.pgh.pa.us>
1 parent2f38b98 commit0b9a234

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7 files changed

+128
-128
lines changed

7 files changed

+128
-128
lines changed

‎doc/src/sgml/func.sgml

Lines changed: 65 additions & 67 deletions
Original file line numberDiff line numberDiff line change
@@ -9177,6 +9177,18 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
91779177
</row>
91789178
</thead>
91799179
<tbody>
9180+
<row>
9181+
<entry>
9182+
<indexterm>
9183+
<primary>array_to_tsvector</primary>
9184+
</indexterm>
9185+
<literal><function>array_to_tsvector(<type>text[]</>)</function></literal>
9186+
</entry>
9187+
<entry><type>tsvector</type></entry>
9188+
<entry>convert array of lexemes to <type>tsvector</type></entry>
9189+
<entry><literal>array_to_tsvector('{fat,cat,rat}'::text[])</literal></entry>
9190+
<entry><literal>'fat' 'cat' 'rat'</literal></entry>
9191+
</row>
91809192
<row>
91819193
<entry>
91829194
<indexterm>
@@ -9267,10 +9279,10 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
92679279
<primary>setweight</primary>
92689280
<secondary>setweight for specific lexeme(s)</secondary>
92699281
</indexterm>
9270-
<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>
9282+
<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>
92719283
</entry>
92729284
<entry><type>tsvector</type></entry>
9273-
<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>
9285+
<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>
92749286
<entry><literal>setweight('fat:2,4 cat:3 rat:5B'::tsvector, 'A', '{cat,rat}')</literal></entry>
92759287
<entry><literal>'cat':3A 'fat':2,4 'rat':5A</literal></entry>
92769288
</row>
@@ -9289,100 +9301,61 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
92899301
<row>
92909302
<entry>
92919303
<indexterm>
9292-
<primary>delete</primary>
9293-
<secondary>delete lexeme(s) from tsvector</secondary>
9304+
<primary>to_tsquery</primary>
92949305
</indexterm>
9295-
<literal><function>delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexeme</replaceable> <type>text</>)</function></literal>
9296-
</entry>
9297-
<entry><type>tsvector</type></entry>
9298-
<entry>remove given <replaceable class="PARAMETER">lexeme</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
9299-
<entry><literal>delete('fat:2,4 cat:3 rat:5A'::tsvector, 'fat')</literal></entry>
9300-
<entry><literal>'cat':3 'rat':5A</literal></entry>
9301-
</row>
9302-
<row>
9303-
<entry>
9304-
<!-- previous indexterm entry covers this too -->
9305-
<literal><function>delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexemes</replaceable> <type>text[]</>)</function></literal>
9306+
<literal><function>to_tsquery(<optional> <replaceable class="PARAMETER">config</> <type>regconfig</> , </optional> <replaceable class="PARAMETER">query</> <type>text</type>)</function></literal>
93069307
</entry>
9307-
<entry><type>tsvector</type></entry>
9308-
<entry>remove any occurrence of lexemes in <replaceable class="PARAMETER">lexemes</replaceable> array from <replaceable class="PARAMETER">vector</replaceable></entry>
9309-
<entry><literal>delete('fat:2,4 cat:3 rat:5A'::tsvector, ARRAY['fat','rat'])</literal></entry>
9310-
<entry><literal>'cat':3</literal></entry>
9308+
<entry><type>tsquery</type></entry>
9309+
<entry>normalize words and convert to <type>tsquery</></entry>
9310+
<entry><literal>to_tsquery('english', 'The &amp; Fat &amp; Rats')</literal></entry>
9311+
<entry><literal>'fat' &amp; 'rat'</literal></entry>
93119312
</row>
93129313
<row>
93139314
<entry>
93149315
<indexterm>
9315-
<primary>unnest</primary>
9316-
<secondary>for tsvector</secondary>
9316+
<primary>to_tsvector</primary>
93179317
</indexterm>
9318-
<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>
9318+
<literal><function>to_tsvector(<optional><replaceable class="PARAMETER">config</> <type>regconfig</> , </optional> <replaceable class="PARAMETER">document</> <type>text</type>)</function></literal>
93199319
</entry>
9320-
<entry><type>setof record</type></entry>
9321-
<entry>expand a tsvector toa set of rows</entry>
9322-
<entry><literal>unnest('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
9323-
<entry><literal>(cat,{3},{D}) ...</literal></entry>
9320+
<entry><type>tsvector</type></entry>
9321+
<entry>reduce document text to<type>tsvector</></entry>
9322+
<entry><literal>to_tsvector('english', 'The Fat Rats')</literal></entry>
9323+
<entry><literal>'fat':2 'rat':3</literal></entry>
93249324
</row>
93259325
<row>
93269326
<entry>
93279327
<indexterm>
9328-
<primary>tsvector_to_array</primary>
9328+
<primary>ts_delete</primary>
93299329
</indexterm>
9330-
<literal><function>tsvector_to_array(<type>tsvector</>)</function></literal>
9330+
<literal><function>ts_delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexeme</replaceable> <type>text</>)</function></literal>
93319331
</entry>
9332-
<entry><type>text[]</type></entry>
9333-
<entry>convert <type>tsvector</> to array of lexemes</entry>
9334-
<entry><literal>tsvector_to_array('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
9335-
<entry><literal>{cat,fat,rat}</literal></entry>
9332+
<entry><type>tsvector</type></entry>
9333+
<entry>remove given <replaceable class="PARAMETER">lexeme</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
9334+
<entry><literal>ts_delete('fat:2,4 cat:3 rat:5A'::tsvector, 'fat')</literal></entry>
9335+
<entry><literal>'cat':3 'rat':5A</literal></entry>
93369336
</row>
93379337
<row>
93389338
<entry>
9339-
<indexterm>
9340-
<primary>array_to_tsvector</primary>
9341-
</indexterm>
9342-
<literal><function>array_to_tsvector(<type>text[]</>)</function></literal>
9339+
<!-- previous indexterm entry covers this too -->
9340+
<literal><function>ts_delete(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">lexemes</replaceable> <type>text[]</>)</function></literal>
93439341
</entry>
93449342
<entry><type>tsvector</type></entry>
9345-
<entry>convert arrayof lexemesto <type>tsvector</type></entry>
9346-
<entry><literal>array_to_tsvector('{fat,cat,rat}'::text[])</literal></entry>
9347-
<entry><literal>'fat' 'cat' 'rat'</literal></entry>
9343+
<entry>remove any occurrenceof lexemesin <replaceable class="PARAMETER">lexemes</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
9344+
<entry><literal>ts_delete('fat:2,4cat:3rat:5A'::tsvector, ARRAY['fat','rat'])</literal></entry>
9345+
<entry><literal>'cat':3</literal></entry>
93489346
</row>
93499347
<row>
93509348
<entry>
93519349
<indexterm>
9352-
<primary>filter</primary>
9353-
<secondary>for tsvector</secondary>
9350+
<primary>ts_filter</primary>
93549351
</indexterm>
9355-
<literal><function>filter(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">weights</replaceable> <type>"char"[]</>)</function></literal>
9352+
<literal><function>ts_filter(<replaceable class="PARAMETER">vector</replaceable> <type>tsvector</>, <replaceable class="PARAMETER">weights</replaceable> <type>"char"[]</>)</function></literal>
93569353
</entry>
93579354
<entry><type>tsvector</type></entry>
93589355
<entry>Select only elements with given <replaceable class="PARAMETER">weights</replaceable> from <replaceable class="PARAMETER">vector</replaceable></entry>
9359-
<entry><literal>filter('fat:2,4 cat:3b rat:5A'::tsvector, '{a,b}')</literal></entry>
9356+
<entry><literal>ts_filter('fat:2,4 cat:3b rat:5A'::tsvector, '{a,b}')</literal></entry>
93609357
<entry><literal>'cat':3B 'rat':5A</literal></entry>
93619358
</row>
9362-
<row>
9363-
<entry>
9364-
<indexterm>
9365-
<primary>to_tsquery</primary>
9366-
</indexterm>
9367-
<literal><function>to_tsquery(<optional> <replaceable class="PARAMETER">config</> <type>regconfig</> , </optional> <replaceable class="PARAMETER">query</> <type>text</type>)</function></literal>
9368-
</entry>
9369-
<entry><type>tsquery</type></entry>
9370-
<entry>normalize words and convert to <type>tsquery</></entry>
9371-
<entry><literal>to_tsquery('english', 'The &amp; Fat &amp; Rats')</literal></entry>
9372-
<entry><literal>'fat' &amp; 'rat'</literal></entry>
9373-
</row>
9374-
<row>
9375-
<entry>
9376-
<indexterm>
9377-
<primary>to_tsvector</primary>
9378-
</indexterm>
9379-
<literal><function>to_tsvector(<optional> <replaceable class="PARAMETER">config</> <type>regconfig</> , </optional> <replaceable class="PARAMETER">document</> <type>text</type>)</function></literal>
9380-
</entry>
9381-
<entry><type>tsvector</type></entry>
9382-
<entry>reduce document text to <type>tsvector</></entry>
9383-
<entry><literal>to_tsvector('english', 'The Fat Rats')</literal></entry>
9384-
<entry><literal>'fat':2 'rat':3</literal></entry>
9385-
</row>
93869359
<row>
93879360
<entry>
93889361
<indexterm>
@@ -9459,6 +9432,18 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
94599432
<entry><literal>tsquery_phrase(to_tsquery('fat'), to_tsquery('cat'), 10)</literal></entry>
94609433
<entry><literal>'fat' &lt;10&gt; 'cat'</literal></entry>
94619434
</row>
9435+
<row>
9436+
<entry>
9437+
<indexterm>
9438+
<primary>tsvector_to_array</primary>
9439+
</indexterm>
9440+
<literal><function>tsvector_to_array(<type>tsvector</>)</function></literal>
9441+
</entry>
9442+
<entry><type>text[]</type></entry>
9443+
<entry>convert <type>tsvector</> to array of lexemes</entry>
9444+
<entry><literal>tsvector_to_array('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
9445+
<entry><literal>{cat,fat,rat}</literal></entry>
9446+
</row>
94629447
<row>
94639448
<entry>
94649449
<indexterm>
@@ -9483,6 +9468,19 @@ CREATE TYPE rainbow AS ENUM ('red', 'orange', 'yellow', 'green', 'blue', 'purple
94839468
<entry><literal>CREATE TRIGGER ... tsvector_update_trigger_column(tsvcol, configcol, title, body)</literal></entry>
94849469
<entry><literal></literal></entry>
94859470
</row>
9471+
<row>
9472+
<entry>
9473+
<indexterm>
9474+
<primary>unnest</primary>
9475+
<secondary>for tsvector</secondary>
9476+
</indexterm>
9477+
<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>
9478+
</entry>
9479+
<entry><type>setof record</type></entry>
9480+
<entry>expand a tsvector to a set of rows</entry>
9481+
<entry><literal>unnest('fat:2,4 cat:3 rat:5A'::tsvector)</literal></entry>
9482+
<entry><literal>(cat,{3},{D}) ...</literal></entry>
9483+
</row>
94869484
</tbody>
94879485
</tgroup>
94889486
</table>

‎doc/src/sgml/textsearch.sgml

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1412,7 +1412,8 @@ FROM (SELECT id, body, q, ts_rank_cd(ti, q) AS rank
14121412
</variablelist>
14131413

14141414
<para>
1415-
Full list of <type>tsvector</>-related functions available in <xref linkend="textsearch-functions-table">.
1415+
A full list of <type>tsvector</>-related functions is available
1416+
in <xref linkend="textsearch-functions-table">.
14161417
</para>
14171418

14181419
</sect2>

‎src/backend/utils/adt/tsvector_op.c

Lines changed: 9 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -506,7 +506,7 @@ tsvector_delete_by_indices(TSVector tsv, int *indices_to_delete,
506506

507507
/*
508508
* Delete given lexeme from tsvector.
509-
* Implementation of user-leveldelete(tsvector, text).
509+
* Implementation of user-levelts_delete(tsvector, text).
510510
*/
511511
Datum
512512
tsvector_delete_str(PG_FUNCTION_ARGS)
@@ -530,7 +530,7 @@ tsvector_delete_str(PG_FUNCTION_ARGS)
530530

531531
/*
532532
* Delete given array of lexemes from tsvector.
533-
* Implementation of user-leveldelete(tsvector, text[]).
533+
* Implementation of user-levelts_delete(tsvector, text[]).
534534
*/
535535
Datum
536536
tsvector_delete_arr(PG_FUNCTION_ARGS)
@@ -757,7 +757,7 @@ array_to_tsvector(PG_FUNCTION_ARGS)
757757
}
758758

759759
/*
760-
*Leaveonlyelements with given weightsfrom tsvector.
760+
*ts_filter(): keeponlylexemes with given weightsin tsvector.
761761
*/
762762
Datum
763763
tsvector_filter(PG_FUNCTION_ARGS)
@@ -771,15 +771,15 @@ tsvector_filter(PG_FUNCTION_ARGS)
771771
*dataout;
772772
Datum*dweights;
773773
bool*nulls;
774-
intnweigths;
774+
intnweights;
775775
inti,j;
776776
intcur_pos=0;
777777
charmask=0;
778778

779779
deconstruct_array(weights,CHAROID,1, true,'c',
780-
&dweights,&nulls,&nweigths);
780+
&dweights,&nulls,&nweights);
781781

782-
for (i=0;i<nweigths;i++)
782+
for (i=0;i<nweights;i++)
783783
{
784784
charchar_weight;
785785

@@ -804,8 +804,9 @@ tsvector_filter(PG_FUNCTION_ARGS)
804804
mask=mask |1;
805805
break;
806806
default:
807-
/* internal error */
808-
elog(ERROR,"unrecognized weight: %c",char_weight);
807+
ereport(ERROR,
808+
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
809+
errmsg("unrecognized weight: \"%c\"",char_weight)));
809810
}
810811
}
811812

‎src/include/catalog/catversion.h

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -53,6 +53,6 @@
5353
*/
5454

5555
/*yyyymmddN */
56-
#defineCATALOG_VERSION_NO201605031
56+
#defineCATALOG_VERSION_NO201605051
5757

5858
#endif

‎src/include/catalog/pg_proc.h

Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -4539,18 +4539,18 @@ DESCR("set given weight for whole tsvector");
45394539
DATA(insert OID = 3320 ( setweightPGNSP 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_ ));
45404540
DESCR("set given weight for given lexemes");
45414541
DATA(insert OID = 3625 ( tsvector_concatPGNSP 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_ ));
4542-
DATA(insert OID = 3321 (deletePGNSP 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_ ));
4542+
DATA(insert OID = 3321 (ts_deletePGNSP 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_ ));
45434543
DESCR("delete lexeme");
4544-
DATA(insert OID = 3323 (deletePGNSP 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_ ));
4544+
DATA(insert OID = 3323 (ts_deletePGNSP 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_ ));
45454545
DESCR("delete given lexemes");
45464546
DATA(insert OID = 3322 ( unnestPGNSP 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_ ));
45474547
DESCR("expand tsvector to set of rows");
45484548
DATA(insert OID = 3326 ( tsvector_to_arrayPGNSP 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_ ));
4549-
DESCR("convert tolexeme'sarray");
4549+
DESCR("converttsvectorto array of lexemes");
45504550
DATA(insert OID = 3327 ( array_to_tsvectorPGNSP 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_ ));
4551-
DESCR("build tsvector fromlexeme'sarray");
4552-
DATA(insert OID = 3319 (filterPGNSP 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_ ));
4553-
DESCR("returns tsvector thatcontain only postings with given weights");
4551+
DESCR("build tsvector from array of lexemes");
4552+
DATA(insert OID = 3319 (ts_filterPGNSP 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_ ));
4553+
DESCR("delete lexemes thatdo not have one of the given weights");
45544554

45554555
DATA(insert OID = 3634 ( ts_match_vqPGNSP 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_ ));
45564556
DATA(insert OID = 3635 ( ts_match_qvPGNSP 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_ ));

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