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1 BEGIN;
2
3 SELECT evergreen.upgrade_deps_block_check('1069', :eg_version); --gmcharlt/kmlussier
4
5 -- subset of types listed in https://www.loc.gov/marc/authority/ad1xx3xx.html
6 -- for now, ignoring subdivisions
7 CREATE TYPE authority.heading_type AS ENUM (
8     'personal_name',
9     'corporate_name',
10     'meeting_name',
11     'uniform_title',
12     'named_event',
13     'chronological_term',
14     'topical_term',
15     'geographic_name',
16     'genre_form_term',
17     'medium_of_performance_term'
18 );
19
20 CREATE TYPE authority.variant_heading_type AS ENUM (
21     'abbreviation',
22     'acronym',
23     'translation',
24     'expansion',
25     'other',
26     'hidden'
27 );
28
29 CREATE TYPE authority.related_heading_type AS ENUM (
30     'earlier',
31     'later',
32     'parent organization',
33     'broader',
34     'narrower',
35     'equivalent',
36     'other'
37 );
38
39 CREATE TYPE authority.heading_purpose AS ENUM (
40     'main',
41     'variant',
42     'related'
43 );
44
45 CREATE TABLE authority.heading_field (
46     id              SERIAL                      PRIMARY KEY,
47     heading_type    authority.heading_type      NOT NULL,
48     heading_purpose authority.heading_purpose   NOT NULL,
49     label           TEXT                        NOT NULL,
50     format          TEXT                        NOT NULL REFERENCES config.xml_transform (name) DEFAULT 'mads21',
51     heading_xpath   TEXT                        NOT NULL,
52     component_xpath TEXT                        NOT NULL,
53     type_xpath      TEXT                        NULL, -- to extract related or variant type
54     thesaurus_xpath TEXT                        NULL,
55     thesaurus_override_xpath TEXT               NULL,
56     joiner          TEXT                        NULL
57 );
58
59 CREATE TABLE authority.heading_field_norm_map (
60         id      SERIAL  PRIMARY KEY,
61         field   INT     NOT NULL REFERENCES authority.heading_field (id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
62         norm    INT     NOT NULL REFERENCES config.index_normalizer (id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
63         params  TEXT,
64         pos     INT     NOT NULL DEFAULT 0
65 );
66
67 INSERT INTO authority.heading_field(heading_type, heading_purpose, label, heading_xpath, component_xpath, type_xpath, thesaurus_xpath, thesaurus_override_xpath) VALUES
68  ( 'topical_term', 'main',    'Main Topical Term',    '/mads21:mads/mads21:authority', '//mads21:topic', NULL, '/mads21:mads/mads21:authority/mads21:topic[1]/@authority', NULL )
69 ,( 'topical_term', 'variant', 'Variant Topical Term', '/mads21:mads/mads21:variant',   '//mads21:topic', '/mads21:variant/@type', '/mads21:mads/mads21:authority/mads21:topic[1]/@authority', '//mads21:topic[1]/@authority')
70 ,( 'topical_term', 'related', 'Related Topical Term', '/mads21:mads/mads21:related',   '//mads21:topic', '/mads21:related/@type', '/mads21:mads/mads21:authority/mads21:topic[1]/@authority', '//mads21:topic[1]/@authority')
71 ,( 'personal_name', 'main', 'Main Personal Name',     '/mads21:mads/mads21:authority', '//mads21:name[@type="personal"]', NULL, NULL, NULL )
72 ,( 'personal_name', 'variant', 'Variant Personal Name',     '/mads21:mads/mads21:variant', '//mads21:name[@type="personal"]', NULL, NULL, NULL )
73 ,( 'personal_name', 'related', 'Related Personal Name',     '/mads21:mads/mads21:related', '//mads21:name[@type="personal"]', '/mads21:related/@type', NULL, NULL )
74 ,( 'corporate_name', 'main', 'Main Corporate name',     '/mads21:mads/mads21:authority', '//mads21:name[@type="corporate"]', NULL, NULL, NULL )
75 ,( 'corporate_name', 'variant', 'Variant Corporate Name',     '/mads21:mads/mads21:variant', '//mads21:name[@type="corporate"]', NULL, NULL, NULL )
76 ,( 'corporate_name', 'related', 'Related Corporate Name',     '/mads21:mads/mads21:related', '//mads21:name[@type="corporate"]', '/mads21:related/@type', NULL, NULL )
77 ,( 'meeting_name', 'main', 'Main Meeting name',     '/mads21:mads/mads21:authority', '//mads21:name[@type="conference"]', NULL, NULL, NULL )
78 ,( 'meeting_name', 'variant', 'Variant Meeting Name',     '/mads21:mads/mads21:variant', '//mads21:name[@type="conference"]', NULL, NULL, NULL )
79 ,( 'meeting_name', 'related', 'Related Meeting Name',     '/mads21:mads/mads21:related', '//mads21:name[@type="meeting"]', '/mads21:related/@type', NULL, NULL )
80 ,( 'geographic_name', 'main',    'Main Geographic Term',    '/mads21:mads/mads21:authority', '//mads21:geographic', NULL, '/mads21:mads/mads21:authority/mads21:geographic[1]/@authority', NULL )
81 ,( 'geographic_name', 'variant', 'Variant Geographic Term', '/mads21:mads/mads21:variant',   '//mads21:geographic', '/mads21:variant/@type', '/mads21:mads/mads21:authority/mads21:geographic[1]/@authority', '//mads21:geographic[1]/@authority')
82 ,( 'geographic_name', 'related', 'Related Geographic Term', '/mads21:mads/mads21:related',   '//mads21:geographic', '/mads21:related/@type', '/mads21:mads/mads21:authority/mads21:geographic[1]/@authority', '//mads21:geographic[1]/@authority')
83 ,( 'genre_form_term', 'main',    'Main Genre/Form Term',    '/mads21:mads/mads21:authority', '//mads21:genre', NULL, '/mads21:mads/mads21:authority/mads21:genre[1]/@authority', NULL )
84 ,( 'genre_form_term', 'variant', 'Variant Genre/Form Term', '/mads21:mads/mads21:variant',   '//mads21:genre', '/mads21:variant/@type', '/mads21:mads/mads21:authority/mads21:genre[1]/@authority', '//mads21:genre[1]/@authority')
85 ,( 'genre_form_term', 'related', 'Related Genre/Form Term', '/mads21:mads/mads21:related',   '//mads21:genre', '/mads21:related/@type', '/mads21:mads/mads21:authority/mads21:genre[1]/@authority', '//mads21:genre[1]/@authority')
86 ,( 'chronological_term', 'main',    'Main Chronological Term',    '/mads21:mads/mads21:authority', '//mads21:temporal', NULL, '/mads21:mads/mads21:authority/mads21:temporal[1]/@authority', NULL )
87 ,( 'chronological_term', 'variant', 'Variant Chronological Term', '/mads21:mads/mads21:variant',   '//mads21:temporal', '/mads21:variant/@type', '/mads21:mads/mads21:authority/mads21:temporal[1]/@authority', '//mads21:temporal[1]/@authority')
88 ,( 'chronological_term', 'related', 'Related Chronological Term', '/mads21:mads/mads21:related',   '//mads21:temporal', '/mads21:related/@type', '/mads21:mads/mads21:authority/mads21:temporal[1]/@authority', '//mads21:temporal[1]/@authority')
89 ,( 'uniform_title', 'main',    'Main Uniform Title',    '/mads21:mads/mads21:authority', '//mads21:title', NULL, '/mads21:mads/mads21:authority/mads21:title[1]/@authority', NULL )
90 ,( 'uniform_title', 'variant', 'Variant Uniform Title', '/mads21:mads/mads21:variant',   '//mads21:title', '/mads21:variant/@type', '/mads21:mads/mads21:authority/mads21:title[1]/@authority', '//mads21:title[1]/@authority')
91 ,( 'uniform_title', 'related', 'Related Uniform Title', '/mads21:mads/mads21:related',   '//mads21:title', '/mads21:related/@type', '/mads21:mads/mads21:authority/mads21:title[1]/@authority', '//mads21:title[1]/@authority')
92 ;
93
94 -- NACO normalize all the things
95 INSERT INTO authority.heading_field_norm_map (field, norm, pos)
96 SELECT id, 1, 0
97 FROM authority.heading_field;
98
99 CREATE TYPE authority.heading AS (
100     field               INT,
101     type                authority.heading_type,
102     purpose             authority.heading_purpose,
103     variant_type        authority.variant_heading_type,
104     related_type        authority.related_heading_type,
105     thesaurus           TEXT,
106     heading             TEXT,
107     normalized_heading  TEXT
108 );
109
110 CREATE OR REPLACE FUNCTION authority.extract_headings(marc TEXT, restrict INT[] DEFAULT NULL) RETURNS SETOF authority.heading AS $func$
111 DECLARE
112     idx         authority.heading_field%ROWTYPE;
113     xfrm        config.xml_transform%ROWTYPE;
114     prev_xfrm   TEXT;
115     transformed_xml TEXT;
116     heading_node    TEXT;
117     heading_node_list   TEXT[];
118     component_node    TEXT;
119     component_node_list   TEXT[];
120     raw_text    TEXT;
121     normalized_text    TEXT;
122     normalizer  RECORD;
123     curr_text   TEXT;
124     joiner      TEXT;
125     type_value  TEXT;
126     base_thesaurus TEXT := NULL;
127     output_row  authority.heading;
128 BEGIN
129
130     -- Loop over the indexing entries
131     FOR idx IN SELECT * FROM authority.heading_field WHERE restrict IS NULL OR id = ANY (restrict) ORDER BY format LOOP
132
133         output_row.field   := idx.id;
134         output_row.type    := idx.heading_type;
135         output_row.purpose := idx.heading_purpose;
136
137         joiner := COALESCE(idx.joiner, ' ');
138
139         SELECT INTO xfrm * from config.xml_transform WHERE name = idx.format;
140
141         -- See if we can skip the XSLT ... it's expensive
142         IF prev_xfrm IS NULL OR prev_xfrm <> xfrm.name THEN
143             -- Can't skip the transform
144             IF xfrm.xslt <> '---' THEN
145                 transformed_xml := oils_xslt_process(marc, xfrm.xslt);
146             ELSE
147                 transformed_xml := marc;
148             END IF;
149
150             prev_xfrm := xfrm.name;
151         END IF;
152
153         IF idx.thesaurus_xpath IS NOT NULL THEN
154             base_thesaurus := ARRAY_TO_STRING(oils_xpath(idx.thesaurus_xpath, transformed_xml, ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]]), '');
155         END IF;
156
157         heading_node_list := oils_xpath( idx.heading_xpath, transformed_xml, ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]] );
158
159         FOR heading_node IN SELECT x FROM unnest(heading_node_list) AS x LOOP
160
161             CONTINUE WHEN heading_node !~ E'^\\s*<';
162
163             output_row.variant_type := NULL;
164             output_row.related_type := NULL;
165             output_row.thesaurus    := NULL;
166             output_row.heading      := NULL;
167
168             IF idx.heading_purpose = 'variant' AND idx.type_xpath IS NOT NULL THEN
169                 type_value := ARRAY_TO_STRING(oils_xpath(idx.type_xpath, heading_node, ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]]), '');
170                 BEGIN
171                     output_row.variant_type := type_value;
172                 EXCEPTION WHEN invalid_text_representation THEN
173                     RAISE NOTICE 'Do not recognize variant heading type %', type_value;
174                 END;
175             END IF;
176             IF idx.heading_purpose = 'related' AND idx.type_xpath IS NOT NULL THEN
177                 type_value := ARRAY_TO_STRING(oils_xpath(idx.type_xpath, heading_node, ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]]), '');
178                 BEGIN
179                     output_row.related_type := type_value;
180                 EXCEPTION WHEN invalid_text_representation THEN
181                     RAISE NOTICE 'Do not recognize related heading type %', type_value;
182                 END;
183             END IF;
184  
185             IF idx.thesaurus_override_xpath IS NOT NULL THEN
186                 output_row.thesaurus := ARRAY_TO_STRING(oils_xpath(idx.thesaurus_override_xpath, heading_node, ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]]), '');
187             END IF;
188             IF output_row.thesaurus IS NULL THEN
189                 output_row.thesaurus := base_thesaurus;
190             END IF;
191
192             raw_text := NULL;
193
194             -- now iterate over components of heading
195             component_node_list := oils_xpath( idx.component_xpath, heading_node, ARRAY[ARRAY[xfrm.prefix, xfrm.namespace_uri]] );
196             FOR component_node IN SELECT x FROM unnest(component_node_list) AS x LOOP
197             -- XXX much of this should be moved into oils_xpath_string...
198                 curr_text := ARRAY_TO_STRING(evergreen.array_remove_item_by_value(evergreen.array_remove_item_by_value(
199                     oils_xpath( '//text()', -- get the content of all the nodes within the main selected node
200                         REGEXP_REPLACE( component_node, E'\\s+', ' ', 'g' ) -- Translate adjacent whitespace to a single space
201                     ), ' '), ''),  -- throw away morally empty (bankrupt?) strings
202                     joiner
203                 );
204
205                 CONTINUE WHEN curr_text IS NULL OR curr_text = '';
206
207                 IF raw_text IS NOT NULL THEN
208                     raw_text := raw_text || joiner;
209                 END IF;
210
211                 raw_text := COALESCE(raw_text,'') || curr_text;
212             END LOOP;
213
214             IF raw_text IS NOT NULL THEN
215                 output_row.heading := raw_text;
216                 normalized_text := raw_text;
217
218                 FOR normalizer IN
219                     SELECT  n.func AS func,
220                             n.param_count AS param_count,
221                             m.params AS params
222                     FROM  config.index_normalizer n
223                             JOIN authority.heading_field_norm_map m ON (m.norm = n.id)
224                     WHERE m.field = idx.id
225                     ORDER BY m.pos LOOP
226             
227                         EXECUTE 'SELECT ' || normalizer.func || '(' ||
228                             quote_literal( normalized_text ) ||
229                             CASE
230                                 WHEN normalizer.param_count > 0
231                                     THEN ',' || REPLACE(REPLACE(BTRIM(normalizer.params,'[]'),E'\'',E'\\\''),E'"',E'\'')
232                                     ELSE ''
233                                 END ||
234                             ')' INTO normalized_text;
235             
236                 END LOOP;
237             
238                 output_row.normalized_heading := normalized_text;
239             
240                 RETURN NEXT output_row;
241             END IF;
242         END LOOP;
243
244     END LOOP;
245 END;
246 $func$ LANGUAGE PLPGSQL;
247
248 CREATE OR REPLACE FUNCTION authority.extract_headings(rid BIGINT, restrict INT[] DEFAULT NULL) RETURNS SETOF authority.heading AS $func$
249 DECLARE
250     auth        authority.record_entry%ROWTYPE;
251     output_row  authority.heading;
252 BEGIN
253     -- Get the record
254     SELECT INTO auth * FROM authority.record_entry WHERE id = rid;
255
256     RETURN QUERY SELECT * FROM authority.extract_headings(auth.marc, restrict);
257 END;
258 $func$ LANGUAGE PLPGSQL;
259
260 CREATE OR REPLACE FUNCTION authority.simple_heading_set( marcxml TEXT ) RETURNS SETOF authority.simple_heading AS $func$
261 DECLARE
262     res             authority.simple_heading%ROWTYPE;
263     acsaf           authority.control_set_authority_field%ROWTYPE;
264     heading_row     authority.heading%ROWTYPE;
265     tag_used        TEXT;
266     nfi_used        TEXT;
267     sf              TEXT;
268     cset            INT;
269     heading_text    TEXT;
270     joiner_text     TEXT;
271     sort_text       TEXT;
272     tmp_text        TEXT;
273     tmp_xml         TEXT;
274     first_sf        BOOL;
275     auth_id         INT DEFAULT COALESCE(NULLIF(oils_xpath_string('//*[@tag="901"]/*[local-name()="subfield" and @code="c"]', marcxml), ''), '0')::INT; 
276 BEGIN
277
278     SELECT control_set INTO cset FROM authority.record_entry WHERE id = auth_id;
279
280     IF cset IS NULL THEN
281         SELECT  control_set INTO cset
282           FROM  authority.control_set_authority_field
283           WHERE tag IN ( SELECT  UNNEST(XPATH('//*[starts-with(@tag,"1")]/@tag',marcxml::XML)::TEXT[]))
284           LIMIT 1;
285     END IF;
286
287     res.record := auth_id;
288     res.thesaurus := authority.extract_thesaurus(marcxml);
289
290     FOR acsaf IN SELECT * FROM authority.control_set_authority_field WHERE control_set = cset LOOP
291         res.atag := acsaf.id;
292
293         IF acsaf.heading_field IS NULL THEN
294             tag_used := acsaf.tag;
295             nfi_used := acsaf.nfi;
296             joiner_text := COALESCE(acsaf.joiner, ' ');
297     
298             FOR tmp_xml IN SELECT UNNEST(XPATH('//*[@tag="'||tag_used||'"]', marcxml::XML)::TEXT[]) LOOP
299     
300                 heading_text := COALESCE(
301                     oils_xpath_string('./*[contains("'||acsaf.display_sf_list||'",@code)]', tmp_xml, joiner_text),
302                     ''
303                 );
304     
305                 IF nfi_used IS NOT NULL THEN
306     
307                     sort_text := SUBSTRING(
308                         heading_text FROM
309                         COALESCE(
310                             NULLIF(
311                                 REGEXP_REPLACE(
312                                     oils_xpath_string('./@ind'||nfi_used, tmp_xml::TEXT),
313                                     $$\D+$$,
314                                     '',
315                                     'g'
316                                 ),
317                                 ''
318                             )::INT,
319                             0
320                         ) + 1
321                     );
322     
323                 ELSE
324                     sort_text := heading_text;
325                 END IF;
326     
327                 IF heading_text IS NOT NULL AND heading_text <> '' THEN
328                     res.value := heading_text;
329                     res.sort_value := public.naco_normalize(sort_text);
330                     res.index_vector = to_tsvector('keyword'::regconfig, res.sort_value);
331                     RETURN NEXT res;
332                 END IF;
333     
334             END LOOP;
335         ELSE
336             FOR heading_row IN SELECT * FROM authority.extract_headings(marcxml, ARRAY[acsaf.heading_field]) LOOP
337                 res.value := heading_row.heading;
338                 res.sort_value := heading_row.normalized_heading;
339                 res.index_vector = to_tsvector('keyword'::regconfig, res.sort_value);
340                 RETURN NEXT res;
341             END LOOP;
342         END IF;
343     END LOOP;
344
345     RETURN;
346 END;
347 $func$ LANGUAGE PLPGSQL STABLE STRICT;
348
349 ALTER TABLE authority.control_set_authority_field ADD COLUMN heading_field INTEGER REFERENCES authority.heading_field(id);
350
351 UPDATE authority.control_set_authority_field acsaf
352 SET heading_field = ahf.id
353 FROM authority.heading_field ahf
354 WHERE tag = '100'
355 AND control_set = 1
356 AND ahf.heading_purpose = 'main'
357 AND ahf.heading_type = 'personal_name';
358 UPDATE authority.control_set_authority_field acsaf
359 SET heading_field = ahf.id
360 FROM authority.heading_field ahf
361 WHERE tag = '400'
362 AND control_set = 1
363 AND ahf.heading_purpose = 'variant'
364 AND ahf.heading_type = 'personal_name';
365 UPDATE authority.control_set_authority_field acsaf
366 SET heading_field = ahf.id
367 FROM authority.heading_field ahf
368 WHERE tag = '500'
369 AND control_set = 1
370 AND ahf.heading_purpose = 'related'
371 AND ahf.heading_type = 'personal_name';
372
373 UPDATE authority.control_set_authority_field acsaf
374 SET heading_field = ahf.id
375 FROM authority.heading_field ahf
376 WHERE tag = '110'
377 AND control_set = 1
378 AND ahf.heading_purpose = 'main'
379 AND ahf.heading_type = 'corporate_name';
380 UPDATE authority.control_set_authority_field acsaf
381 SET heading_field = ahf.id
382 FROM authority.heading_field ahf
383 WHERE tag = '410'
384 AND control_set = 1
385 AND ahf.heading_purpose = 'variant'
386 AND ahf.heading_type = 'corporate_name';
387 UPDATE authority.control_set_authority_field acsaf
388 SET heading_field = ahf.id
389 FROM authority.heading_field ahf
390 WHERE tag = '510'
391 AND control_set = 1
392 AND ahf.heading_purpose = 'related'
393 AND ahf.heading_type = 'corporate_name';
394
395 UPDATE authority.control_set_authority_field acsaf
396 SET heading_field = ahf.id
397 FROM authority.heading_field ahf
398 WHERE tag = '111'
399 AND control_set = 1
400 AND ahf.heading_purpose = 'main'
401 AND ahf.heading_type = 'meeting_name';
402 UPDATE authority.control_set_authority_field acsaf
403 SET heading_field = ahf.id
404 FROM authority.heading_field ahf
405 WHERE tag = '411'
406 AND control_set = 1
407 AND ahf.heading_purpose = 'variant'
408 AND ahf.heading_type = 'meeting_name';
409 UPDATE authority.control_set_authority_field acsaf
410 SET heading_field = ahf.id
411 FROM authority.heading_field ahf
412 WHERE tag = '511'
413 AND control_set = 1
414 AND ahf.heading_purpose = 'related'
415 AND ahf.heading_type = 'meeting_name';
416
417 UPDATE authority.control_set_authority_field acsaf
418 SET heading_field = ahf.id
419 FROM authority.heading_field ahf
420 WHERE tag = '130'
421 AND control_set = 1
422 AND ahf.heading_purpose = 'main'
423 AND ahf.heading_type = 'uniform_title';
424 UPDATE authority.control_set_authority_field acsaf
425 SET heading_field = ahf.id
426 FROM authority.heading_field ahf
427 WHERE tag = '430'
428 AND control_set = 1
429 AND ahf.heading_purpose = 'variant'
430 AND ahf.heading_type = 'uniform_title';
431 UPDATE authority.control_set_authority_field acsaf
432 SET heading_field = ahf.id
433 FROM authority.heading_field ahf
434 WHERE tag = '530'
435 AND control_set = 1
436 AND ahf.heading_purpose = 'related'
437 AND ahf.heading_type = 'uniform_title';
438
439 UPDATE authority.control_set_authority_field acsaf
440 SET heading_field = ahf.id
441 FROM authority.heading_field ahf
442 WHERE tag = '150'
443 AND control_set = 1
444 AND ahf.heading_purpose = 'main'
445 AND ahf.heading_type = 'topical_term';
446 UPDATE authority.control_set_authority_field acsaf
447 SET heading_field = ahf.id
448 FROM authority.heading_field ahf
449 WHERE tag = '450'
450 AND control_set = 1
451 AND ahf.heading_purpose = 'variant'
452 AND ahf.heading_type = 'topical_term';
453 UPDATE authority.control_set_authority_field acsaf
454 SET heading_field = ahf.id
455 FROM authority.heading_field ahf
456 WHERE tag = '550'
457 AND control_set = 1
458 AND ahf.heading_purpose = 'related'
459 AND ahf.heading_type = 'topical_term';
460
461 UPDATE authority.control_set_authority_field acsaf
462 SET heading_field = ahf.id
463 FROM authority.heading_field ahf
464 WHERE tag = '151'
465 AND control_set = 1
466 AND ahf.heading_purpose = 'main'
467 AND ahf.heading_type = 'geographic_name';
468 UPDATE authority.control_set_authority_field acsaf
469 SET heading_field = ahf.id
470 FROM authority.heading_field ahf
471 WHERE tag = '451'
472 AND control_set = 1
473 AND ahf.heading_purpose = 'variant'
474 AND ahf.heading_type = 'geographic_name';
475 UPDATE authority.control_set_authority_field acsaf
476 SET heading_field = ahf.id
477 FROM authority.heading_field ahf
478 WHERE tag = '551'
479 AND control_set = 1
480 AND ahf.heading_purpose = 'related'
481 AND ahf.heading_type = 'geographic_name';
482
483 UPDATE authority.control_set_authority_field acsaf
484 SET heading_field = ahf.id
485 FROM authority.heading_field ahf
486 WHERE tag = '155'
487 AND control_set = 1
488 AND ahf.heading_purpose = 'main'
489 AND ahf.heading_type = 'genre_form_term';
490 UPDATE authority.control_set_authority_field acsaf
491 SET heading_field = ahf.id
492 FROM authority.heading_field ahf
493 WHERE tag = '455'
494 AND control_set = 1
495 AND ahf.heading_purpose = 'variant'
496 AND ahf.heading_type = 'genre_form_term';
497 UPDATE authority.control_set_authority_field acsaf
498 SET heading_field = ahf.id
499 FROM authority.heading_field ahf
500 WHERE tag = '555'
501 AND control_set = 1
502 AND ahf.heading_purpose = 'related'
503 AND ahf.heading_type = 'genre_form_term';
504
505 COMMIT;