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LP#1253163: Materialize authority headings
[working/Evergreen.git] / Open-ILS / src / sql / Pg / upgrade / XXXX.schema.authority.in-line-headings.sql
1
2 ALTER TABLE authority.record_entry DISABLE TRIGGER a_marcxml_is_well_formed;
3 ALTER TABLE authority.record_entry DISABLE TRIGGER aaa_auth_ingest_or_delete;
4 ALTER TABLE authority.record_entry DISABLE TRIGGER b_maintain_901;
5 ALTER TABLE authority.record_entry DISABLE TRIGGER c_maintain_control_numbers;
6 ALTER TABLE authority.record_entry DISABLE TRIGGER map_thesaurus_to_control_set;
7
8 BEGIN;
9
10 SELECT evergreen.upgrade_deps_block_check('XXXX', :eg_version);
11
12 ALTER TABLE authority.record_entry ADD COLUMN heading TEXT, ADD COLUMN simple_heading TEXT;
13
14 DROP INDEX IF EXISTS authority.unique_by_heading_and_thesaurus;
15 DROP INDEX IF EXISTS authority.by_heading_and_thesaurus;
16 DROP INDEX IF EXISTS authority.by_heading;
17
18 -- Update without indexes for HOT update
19 UPDATE  authority.record_entry
20   SET   heading = authority.normalize_heading( marc ),
21         simple_heading = authority.simple_normalize_heading( marc );
22
23 CREATE INDEX by_heading_and_thesaurus ON authority.record_entry (heading) WHERE deleted IS FALSE or deleted = FALSE;
24 CREATE INDEX by_heading ON authority.record_entry (simple_heading) WHERE deleted IS FALSE or deleted = FALSE;
25
26 -- Add the trigger
27 CREATE OR REPLACE FUNCTION authority.normalize_heading_for_upsert () RETURNS TRIGGER AS $f$
28 BEGIN
29     NEW.heading := authority.normalize_heading( NEW.marc );
30     NEW.simple_heading := authority.simple_normalize_heading( NEW.marc );
31     RETURN NEW;
32 END;
33 $f$ LANGUAGE PLPGSQL;
34
35 CREATE TRIGGER update_headings_tgr BEFORE INSERT OR UPDATE ON authority.record_entry FOR EACH ROW EXECUTE PROCEDURE authority.normalize_heading_for_upsert();
36
37 COMMIT;
38
39 ALTER TABLE authority.record_entry ENABLE TRIGGER a_marcxml_is_well_formed;
40 ALTER TABLE authority.record_entry ENABLE TRIGGER aaa_auth_ingest_or_delete;
41 ALTER TABLE authority.record_entry ENABLE TRIGGER b_maintain_901;
42 ALTER TABLE authority.record_entry ENABLE TRIGGER c_maintain_control_numbers;
43 ALTER TABLE authority.record_entry ENABLE TRIGGER map_thesaurus_to_control_set;
44
45