From: Jason Stephenson <jason@sigio.com>
Date: Wed, 23 Jun 2021 20:20:25 +0000 (-0400)
Subject: Forward port 3.5.3 to 3.5.4 db upgrade script
X-Git-Url: https://old-git.evergreen-ils.org/?a=commitdiff_plain;h=49375412ce206ee8cca0bbafdd6cc6680f930f72;p=working%2FEvergreen.git

Forward port 3.5.3 to 3.5.4 db upgrade script

Signed-off-by: Jason Stephenson <jason@sigio.com>
---

diff --git a/Open-ILS/src/sql/Pg/version-upgrade/3.5.3-3.5.4-upgrade-db.sql b/Open-ILS/src/sql/Pg/version-upgrade/3.5.3-3.5.4-upgrade-db.sql
new file mode 100644
index 0000000000..1ed64b5e4a
--- /dev/null
+++ b/Open-ILS/src/sql/Pg/version-upgrade/3.5.3-3.5.4-upgrade-db.sql
@@ -0,0 +1,105 @@
+--Upgrade Script for 3.5.3 to 3.5.4
+\set eg_version '''3.5.4'''
+BEGIN;
+INSERT INTO config.upgrade_log (version, applied_to) VALUES ('3.5.4', :eg_version);
+
+SELECT evergreen.upgrade_deps_block_check('1248', :eg_version);
+
+DO LANGUAGE plpgsql $$
+DECLARE
+  ind RECORD;
+  tablist TEXT;
+BEGIN
+
+  -- We only want to mess with gist indexes in stock Evergreen.
+  -- If you've added your own convert them or don't as you see fit.
+  PERFORM
+  FROM pg_index idx
+    JOIN pg_class cls ON cls.oid=idx.indexrelid
+    JOIN pg_namespace sc ON sc.oid = cls.relnamespace
+    JOIN pg_class tab ON tab.oid=idx.indrelid
+    JOIN pg_attribute at ON (at.attnum = ANY(idx.indkey) AND at.attrelid = tab.oid)
+    JOIN pg_am am ON am.oid=cls.relam
+  WHERE am.amname = 'gist'
+    AND cls.relname IN (
+      'authority_full_rec_index_vector_idx',
+      'authority_simple_heading_index_vector_idx',
+      'metabib_identifier_field_entry_index_vector_idx',
+      'metabib_combined_identifier_field_entry_index_vector_idx',
+      'metabib_title_field_entry_index_vector_idx',
+      'metabib_combined_title_field_entry_index_vector_idx',
+      'metabib_author_field_entry_index_vector_idx',
+      'metabib_combined_author_field_entry_index_vector_idx',
+      'metabib_subject_field_entry_index_vector_idx',
+      'metabib_combined_subject_field_entry_index_vector_idx',
+      'metabib_keyword_field_entry_index_vector_idx',
+      'metabib_combined_keyword_field_entry_index_vector_idx',
+      'metabib_series_field_entry_index_vector_idx',
+      'metabib_combined_series_field_entry_index_vector_idx',
+      'metabib_full_rec_index_vector_idx'
+    );
+
+  IF NOT FOUND THEN
+    RETURN;
+  END IF;
+  
+  tablist := '';
+  
+  RAISE NOTICE 'Converting GIST indexes into GIN indexes...';
+
+  FOR ind IN SELECT sc.nspname AS sch, tab.relname AS tab, cls.relname AS idx, at.attname AS col
+             FROM pg_index idx
+               JOIN pg_class cls ON cls.oid=idx.indexrelid
+               JOIN pg_namespace sc ON sc.oid = cls.relnamespace
+               JOIN pg_class tab ON tab.oid=idx.indrelid
+               JOIN pg_attribute at ON (at.attnum = ANY(idx.indkey) AND at.attrelid = tab.oid)
+               JOIN pg_am am ON am.oid=cls.relam
+             WHERE am.amname = 'gist'
+               AND cls.relname IN (
+                 'authority_full_rec_index_vector_idx',
+                 'authority_simple_heading_index_vector_idx',
+                 'metabib_identifier_field_entry_index_vector_idx',
+                 'metabib_combined_identifier_field_entry_index_vector_idx',
+                 'metabib_title_field_entry_index_vector_idx',
+                 'metabib_combined_title_field_entry_index_vector_idx',
+                 'metabib_author_field_entry_index_vector_idx',
+                 'metabib_combined_author_field_entry_index_vector_idx',
+                 'metabib_subject_field_entry_index_vector_idx',
+                 'metabib_combined_subject_field_entry_index_vector_idx',
+                 'metabib_keyword_field_entry_index_vector_idx',
+                 'metabib_combined_keyword_field_entry_index_vector_idx',
+                 'metabib_series_field_entry_index_vector_idx',
+                 'metabib_combined_series_field_entry_index_vector_idx',
+                 'metabib_full_rec_index_vector_idx'
+               )
+  LOOP
+    -- Move existing index out of the way so there's no difference between new databases and upgraded databases
+    EXECUTE FORMAT('ALTER INDEX %I.%I RENAME TO %I_gist', ind.sch, ind.idx, ind.idx);
+
+    -- Meet the new index, same as the old index (almost)
+    EXECUTE FORMAT('CREATE INDEX %I ON %I.%I USING GIN (%I)', ind.idx, ind.sch, ind.tab, ind.col);
+
+    -- And drop the old index
+    EXECUTE FORMAT('DROP INDEX %I.%I_gist', ind.sch, ind.idx);
+
+    tablist := tablist || '           ' || ind.sch || '.' || ind.tab || E'\n';
+
+  END LOOP;
+
+  RAISE NOTICE E'Conversion Complete.\n\n           You should run a VACUUM ANALYZE on the following tables soon:\n%', tablist;
+
+END $$;
+
+
+
+SELECT evergreen.upgrade_deps_block_check('1258', :eg_version);
+
+UPDATE config.metabib_field 
+SET xpath =  '//*[@tag=''260'' or @tag=''264''][1]'
+WHERE id = 52 AND xpath = '//*[@tag=''260'']';
+
+COMMIT;
+
+-- Update auditor tables to catch changes to source tables.
+--   Can be removed/skipped if there were no schema changes.
+SELECT auditor.update_auditors();