1 -- Evergreen DB patch 0743.schema.remove_tsearch2.sql
3 -- Enable native full-text search to be used, and drop TSearch2 extension
7 -- check whether patch can be applied
8 SELECT evergreen.upgrade_deps_block_check('0743', :eg_version);
10 -- FIXME: add/check SQL statements to perform the upgrade
11 -- First up, these functions depend on metabib.full_rec. They have to go for now.
12 DROP FUNCTION IF EXISTS biblio.flatten_marc(bigint);
13 DROP FUNCTION IF EXISTS biblio.flatten_marc(text);
15 -- These views depend on metabib.full_rec as well. Bye-bye!
16 DROP VIEW IF EXISTS reporter.old_super_simple_record;
17 DROP VIEW IF EXISTS reporter.simple_record;
19 -- Now we can drop metabib.full_rec.
20 DROP VIEW IF EXISTS metabib.full_rec;
22 -- These indexes have to go. BEFORE we alter the tables, otherwise things take extra time when we alter the tables.
23 DROP INDEX metabib.metabib_author_field_entry_value_idx;
24 DROP INDEX metabib.metabib_identifier_field_entry_value_idx;
25 DROP INDEX metabib.metabib_keyword_field_entry_value_idx;
26 DROP INDEX metabib.metabib_series_field_entry_value_idx;
27 DROP INDEX metabib.metabib_subject_field_entry_value_idx;
28 DROP INDEX metabib.metabib_title_field_entry_value_idx;
30 -- Now grab all of the tsvector-enabled columns and switch them to the non-wrapper version of the type.
31 ALTER TABLE authority.full_rec ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
32 ALTER TABLE authority.simple_heading ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
33 ALTER TABLE metabib.real_full_rec ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
34 ALTER TABLE metabib.author_field_entry ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
35 ALTER TABLE metabib.browse_entry ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
36 ALTER TABLE metabib.identifier_field_entry ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
37 ALTER TABLE metabib.keyword_field_entry ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
38 ALTER TABLE metabib.series_field_entry ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
39 ALTER TABLE metabib.subject_field_entry ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
40 ALTER TABLE metabib.title_field_entry ALTER COLUMN index_vector TYPE pg_catalog.tsvector;
42 -- Halfway there! Goodbye tsearch2 extension!
43 DROP EXTENSION tsearch2;
45 -- Next up, re-creating all of the stuff we just dropped.
47 -- Indexes! Note to whomever: Do we even need these anymore?
48 CREATE INDEX metabib_author_field_entry_value_idx ON metabib.author_field_entry (SUBSTRING(value,1,1024)) WHERE index_vector = ''::TSVECTOR;
49 CREATE INDEX metabib_identifier_field_entry_value_idx ON metabib.identifier_field_entry (SUBSTRING(value,1,1024)) WHERE index_vector = ''::TSVECTOR;
50 CREATE INDEX metabib_keyword_field_entry_value_idx ON metabib.keyword_field_entry (SUBSTRING(value,1,1024)) WHERE index_vector = ''::TSVECTOR;
51 CREATE INDEX metabib_series_field_entry_value_idx ON metabib.series_field_entry (SUBSTRING(value,1,1024)) WHERE index_vector = ''::TSVECTOR;
52 CREATE INDEX metabib_subject_field_entry_value_idx ON metabib.subject_field_entry (SUBSTRING(value,1,1024)) WHERE index_vector = ''::TSVECTOR;
53 CREATE INDEX metabib_title_field_entry_value_idx ON metabib.title_field_entry (SUBSTRING(value,1,1024)) WHERE index_vector = ''::TSVECTOR;
55 -- metabib.full_rec, with insert/update/delete rules
56 CREATE OR REPLACE VIEW metabib.full_rec AS
63 SUBSTRING(value,1,1024) AS value,
65 FROM metabib.real_full_rec;
67 CREATE OR REPLACE RULE metabib_full_rec_insert_rule
68 AS ON INSERT TO metabib.full_rec
70 INSERT INTO metabib.real_full_rec VALUES (
71 COALESCE(NEW.id, NEXTVAL('metabib.full_rec_id_seq'::REGCLASS)),
81 CREATE OR REPLACE RULE metabib_full_rec_update_rule
82 AS ON UPDATE TO metabib.full_rec
84 UPDATE metabib.real_full_rec SET
90 subfield = NEW.subfield,
92 index_vector = NEW.index_vector
95 CREATE OR REPLACE RULE metabib_full_rec_delete_rule
96 AS ON DELETE TO metabib.full_rec
98 DELETE FROM metabib.real_full_rec WHERE id = OLD.id;
100 -- reporter views that depended on metabib.full_rec are up next
101 CREATE OR REPLACE VIEW reporter.simple_record AS
108 title.value AS title,
109 uniform_title.value AS uniform_title,
110 author.value AS author,
111 publisher.value AS publisher,
112 SUBSTRING(pubdate.value FROM $$\d+$$) AS pubdate,
113 series_title.value AS series_title,
114 series_statement.value AS series_statement,
115 summary.value AS summary,
116 ARRAY_ACCUM( DISTINCT REPLACE(SUBSTRING(isbn.value FROM $$^\S+$$), '-', '') ) AS isbn,
117 ARRAY_ACCUM( DISTINCT REGEXP_REPLACE(issn.value, E'^\\S*(\\d{4})[-\\s](\\d{3,4}x?)', E'\\1 \\2') ) AS issn,
118 ARRAY((SELECT DISTINCT value FROM metabib.full_rec WHERE tag = '650' AND subfield = 'a' AND record = r.id)) AS topic_subject,
119 ARRAY((SELECT DISTINCT value FROM metabib.full_rec WHERE tag = '651' AND subfield = 'a' AND record = r.id)) AS geographic_subject,
120 ARRAY((SELECT DISTINCT value FROM metabib.full_rec WHERE tag = '655' AND subfield = 'a' AND record = r.id)) AS genre,
121 ARRAY((SELECT DISTINCT value FROM metabib.full_rec WHERE tag = '600' AND subfield = 'a' AND record = r.id)) AS name_subject,
122 ARRAY((SELECT DISTINCT value FROM metabib.full_rec WHERE tag = '610' AND subfield = 'a' AND record = r.id)) AS corporate_subject,
123 ARRAY((SELECT value FROM metabib.full_rec WHERE tag = '856' AND subfield IN ('3','y','u') AND record = r.id ORDER BY CASE WHEN subfield IN ('3','y') THEN 0 ELSE 1 END)) AS external_uri
124 FROM biblio.record_entry r
125 JOIN metabib.metarecord_source_map s ON (s.source = r.id)
126 LEFT JOIN metabib.full_rec uniform_title ON (r.id = uniform_title.record AND uniform_title.tag = '240' AND uniform_title.subfield = 'a')
127 LEFT JOIN metabib.full_rec title ON (r.id = title.record AND title.tag = '245' AND title.subfield = 'a')
128 LEFT JOIN metabib.full_rec author ON (r.id = author.record AND author.tag = '100' AND author.subfield = 'a')
129 LEFT JOIN metabib.full_rec publisher ON (r.id = publisher.record AND publisher.tag = '260' AND publisher.subfield = 'b')
130 LEFT JOIN metabib.full_rec pubdate ON (r.id = pubdate.record AND pubdate.tag = '260' AND pubdate.subfield = 'c')
131 LEFT JOIN metabib.full_rec isbn ON (r.id = isbn.record AND isbn.tag IN ('024', '020') AND isbn.subfield IN ('a','z'))
132 LEFT JOIN metabib.full_rec issn ON (r.id = issn.record AND issn.tag = '022' AND issn.subfield = 'a')
133 LEFT JOIN metabib.full_rec series_title ON (r.id = series_title.record AND series_title.tag IN ('830','440') AND series_title.subfield = 'a')
134 LEFT JOIN metabib.full_rec series_statement ON (r.id = series_statement.record AND series_statement.tag = '490' AND series_statement.subfield = 'a')
135 LEFT JOIN metabib.full_rec summary ON (r.id = summary.record AND summary.tag = '520' AND summary.subfield = 'a')
136 GROUP BY 1,2,3,4,5,6,7,8,9,10,11,12,13,14;
138 CREATE OR REPLACE VIEW reporter.old_super_simple_record AS
144 FIRST(title.value) AS title,
145 FIRST(author.value) AS author,
146 ARRAY_TO_STRING(ARRAY_ACCUM( DISTINCT publisher.value), ', ') AS publisher,
147 ARRAY_TO_STRING(ARRAY_ACCUM( DISTINCT SUBSTRING(pubdate.value FROM $$\d+$$) ), ', ') AS pubdate,
148 ARRAY_ACCUM( DISTINCT REPLACE(SUBSTRING(isbn.value FROM $$^\S+$$), '-', '') ) AS isbn,
149 ARRAY_ACCUM( DISTINCT REGEXP_REPLACE(issn.value, E'^\\S*(\\d{4})[-\\s](\\d{3,4}x?)', E'\\1 \\2') ) AS issn
150 FROM biblio.record_entry r
151 LEFT JOIN metabib.full_rec title ON (r.id = title.record AND title.tag = '245' AND title.subfield = 'a')
152 LEFT JOIN metabib.full_rec author ON (r.id = author.record AND author.tag IN ('100','110','111') AND author.subfield = 'a')
153 LEFT JOIN metabib.full_rec publisher ON (r.id = publisher.record AND publisher.tag = '260' AND publisher.subfield = 'b')
154 LEFT JOIN metabib.full_rec pubdate ON (r.id = pubdate.record AND pubdate.tag = '260' AND pubdate.subfield = 'c')
155 LEFT JOIN metabib.full_rec isbn ON (r.id = isbn.record AND isbn.tag IN ('024', '020') AND isbn.subfield IN ('a','z'))
156 LEFT JOIN metabib.full_rec issn ON (r.id = issn.record AND issn.tag = '022' AND issn.subfield = 'a')
159 -- And finally, the biblio functions. NOTE: I can't find the original source of the second one, so I skipped it as old cruft that was in our production DB.
160 CREATE OR REPLACE FUNCTION biblio.flatten_marc ( rid BIGINT ) RETURNS SETOF metabib.full_rec AS $func$
162 bib biblio.record_entry%ROWTYPE;
163 output metabib.full_rec%ROWTYPE;
166 SELECT INTO bib * FROM biblio.record_entry WHERE id = rid;
168 FOR field IN SELECT * FROM vandelay.flatten_marc( bib.marc ) LOOP
169 output.record := rid;
170 output.ind1 := field.ind1;
171 output.ind2 := field.ind2;
172 output.tag := field.tag;
173 output.subfield := field.subfield;
174 output.value := field.value;
179 $func$ LANGUAGE PLPGSQL;