zotero/triggers.sql

-- 10

-- Triggers to validate date field
DROP TRIGGER IF EXISTS insert_date_field;
CREATE TRIGGER insert_date_field BEFORE INSERT ON itemData
  FOR EACH ROW WHEN NEW.fieldID IN (14, 27, 52, 96, 100)
  BEGIN
    SELECT CASE
        CAST(SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 1, 4) AS INT) BETWEEN 0 AND 9999 AND
        SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 5, 1) = '-' AND
        CAST(SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 6, 2) AS INT) BETWEEN 0 AND 12 AND
        SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 8, 1) = '-' AND
        CAST(SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 9, 2) AS INT) BETWEEN 0 AND 31
      WHEN 0 THEN RAISE (ABORT, 'Date field must begin with SQL date') END;
  END;

DROP TRIGGER IF EXISTS update_date_field;
CREATE TRIGGER update_date_field BEFORE UPDATE ON itemData
  FOR EACH ROW WHEN NEW.fieldID IN (14, 27, 52, 96, 100)
  BEGIN
    SELECT CASE
        CAST(SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 1, 4) AS INT) BETWEEN 0 AND 9999 AND
        SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 5, 1) = '-' AND
        CAST(SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 6, 2) AS INT) BETWEEN 0 AND 12 AND
        SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 8, 1) = '-' AND
        CAST(SUBSTR((SELECT value FROM itemDataValues WHERE valueID=NEW.valueID), 9, 2) AS INT) BETWEEN 0 AND 31
      WHEN 0 THEN RAISE (ABORT, 'Date field must begin with SQL date') END;
  END;


-- Don't allow empty creators
DROP TRIGGER IF EXISTS insert_creatorData;
CREATE TRIGGER insert_creatorData BEFORE INSERT ON creatorData
  FOR EACH ROW WHEN NEW.firstName='' AND NEW.lastName=''
  BEGIN
    SELECT RAISE (ABORT, 'Creator names cannot be empty');
  END;

DROP TRIGGER IF EXISTS update_creatorData;
CREATE TRIGGER update_creatorData BEFORE UPDATE ON creatorData
  FOR EACH ROW WHEN NEW.firstName='' AND NEW.lastName=''
  BEGIN
    SELECT RAISE (ABORT, 'Creator names cannot be empty');
  END;


--
-- Fake foreign key constraint checks using triggers
--

-- annotations/itemID
DROP TRIGGER IF EXISTS fki_annotations_itemID_itemAttachments_itemID;
CREATE TRIGGER fki_annotations_itemID_itemAttachments_itemID
  BEFORE INSERT ON annotations
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "annotations" violates foreign key constraint "fki_annotations_itemID_itemAttachments_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM itemAttachments WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_annotations_itemID_itemAttachments_itemID;
CREATE TRIGGER fku_annotations_itemID_itemAttachments_itemID
  BEFORE UPDATE OF itemID ON annotations
  FOR EACH ROW
  BEGIN
    SELECT RAISE(ABORT, 'update on table "annotations" violates foreign key constraint "fku_annotations_itemID_itemAttachments_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM itemAttachments WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_annotations_itemID_itemAttachments_itemID;
CREATE TRIGGER fkd_annotations_itemID_itemAttachments_itemID
  BEFORE DELETE ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "itemAttachments" violates foreign key constraint "fkd_annotations_itemID_itemAttachments_itemID"')
    WHERE (SELECT COUNT(*) FROM annotations WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_itemAttachments_itemID_annotations_itemID;
CREATE TRIGGER fku_itemAttachments_itemID_annotations_itemID
  AFTER UPDATE OF itemID ON itemAttachments
  FOR EACH ROW BEGIN
    UPDATE annotations SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;

-- collections/parentCollectionID
DROP TRIGGER IF EXISTS fki_collections_parentCollectionID_collections_collectionID;
CREATE TRIGGER fki_collections_parentCollectionID_collections_collectionID
  BEFORE INSERT ON collections
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "collections" violates foreign key constraint "fki_collections_parentCollectionID_collections_collectionID"')
    WHERE NEW.parentCollectionID IS NOT NULL AND (SELECT COUNT(*) FROM collections WHERE collectionID = NEW.parentCollectionID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_collections_parentCollectionID_collections_collectionID;
CREATE TRIGGER fku_collections_parentCollectionID_collections_collectionID
  BEFORE UPDATE OF parentCollectionID ON collections
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "collections" violates foreign key constraint "fku_collections_parentCollectionID_collections_collectionID"')
    WHERE NEW.parentCollectionID IS NOT NULL AND (SELECT COUNT(*) FROM collections WHERE collectionID = NEW.parentCollectionID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_collections_parentCollectionID_collections_collectionID;
CREATE TRIGGER fkd_collections_parentCollectionID_collections_collectionID
  BEFORE DELETE ON collections
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "collections" violates foreign key constraint "fkd_collections_parentCollectionID_collections_collectionID"')
    WHERE (SELECT COUNT(*) FROM collections WHERE parentCollectionID = OLD.collectionID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_collections_collectionID_collections_parentCollectionID;
CREATE TRIGGER fku_collections_collectionID_collections_parentCollectionID
  AFTER UPDATE OF collectionID ON collections
  FOR EACH ROW BEGIN
    UPDATE collections SET parentCollectionID=NEW.collectionID WHERE parentCollectionID=OLD.collectionID;
  END;

-- Don't allow collection parents in different libraries
DROP TRIGGER IF EXISTS fki_collections_parentCollectionID_libraryID;
CREATE TRIGGER fki_collections_parentCollectionID_libraryID
  BEFORE INSERT ON collections
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "collections" violates foreign key constraint "fki_collections_parentCollectionID_libraryID"')
    WHERE NEW.parentCollectionID IS NOT NULL AND
    (
        (
            NEW.libraryID IS NULL
                AND
            (SELECT libraryID FROM collections WHERE collectionID = NEW.parentCollectionID) IS NOT NULL
        ) OR (
            NEW.libraryID IS NOT NULL
                AND
            (SELECT libraryID FROM collections WHERE collectionID = NEW.parentCollectionID) IS NULL
        ) OR
        NEW.libraryID != (SELECT libraryID FROM collections WHERE collectionID = NEW.parentCollectionID)
    );
  END;

DROP TRIGGER IF EXISTS fku_collections_parentCollectionID_libraryID;
CREATE TRIGGER fku_collections_parentCollectionID_libraryID
  BEFORE UPDATE ON collections
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "collections" violates foreign key constraint "fku_collections_parentCollectionID_libraryID"')
    WHERE NEW.parentCollectionID IS NOT NULL AND
    (
        (
            NEW.libraryID IS NULL
                AND
            (SELECT libraryID FROM collections WHERE collectionID = NEW.parentCollectionID) IS NOT NULL
        ) OR (
            NEW.libraryID IS NOT NULL
                AND
            (SELECT libraryID FROM collections WHERE collectionID = NEW.parentCollectionID) IS NULL
        ) OR
        NEW.libraryID != (SELECT libraryID FROM collections WHERE collectionID = NEW.parentCollectionID)
    );
  END;

-- collectionItems/collectionID
DROP TRIGGER IF EXISTS fki_collectionItems_collectionID_collections_collectionID;
CREATE TRIGGER fki_collectionItems_collectionID_collections_collectionID
  BEFORE INSERT ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "collectionItems" violates foreign key constraint "fki_collectionItems_collectionID_collections_collectionID"')
    WHERE NEW.collectionID IS NOT NULL AND (SELECT COUNT(*) FROM collections WHERE collectionID = NEW.collectionID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_collectionItems_collectionID_collections_collectionID;
CREATE TRIGGER fku_collectionItems_collectionID_collections_collectionID
  BEFORE UPDATE OF collectionID ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "collectionItems" violates foreign key constraint "fku_collectionItems_collectionID_collections_collectionID"')
    WHERE NEW.collectionID IS NOT NULL AND (SELECT COUNT(*) FROM collections WHERE collectionID = NEW.collectionID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_collectionItems_collectionID_collections_collectionID;
CREATE TRIGGER fkd_collectionItems_collectionID_collections_collectionID
  BEFORE DELETE ON collections
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "collections" violates foreign key constraint "fkd_collectionItems_collectionID_collections_collectionID"')
    WHERE (SELECT COUNT(*) FROM collectionItems WHERE collectionID = OLD.collectionID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_collections_collectionID_collectionItems_collectionID;
CREATE TRIGGER fku_collections_collectionID_collectionItems_collectionID
  AFTER UPDATE OF collectionID ON collections
  FOR EACH ROW BEGIN
    UPDATE collectionItems SET collectionID=NEW.collectionID WHERE collectionID=OLD.collectionID;
  END;

-- collectionItems/itemID
DROP TRIGGER IF EXISTS fki_collectionItems_itemID_items_itemID;
CREATE TRIGGER fki_collectionItems_itemID_items_itemID
  BEFORE INSERT ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "collectionItems" violates foreign key constraint "fki_collectionItems_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_collectionItems_itemID_items_itemID;
CREATE TRIGGER fku_collectionItems_itemID_items_itemID
  BEFORE UPDATE OF itemID ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "collectionItems" violates foreign key constraint "fku_collectionItems_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_collectionItems_itemID_items_itemID;
CREATE TRIGGER fkd_collectionItems_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_collectionItems_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM collectionItems WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_collectionItems_itemID;
CREATE TRIGGER fku_items_itemID_collectionItems_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE collectionItems SET collectionID=NEW.itemID WHERE collectionID=OLD.itemID;
  END;

-- collectionItems libraryID
DROP TRIGGER IF EXISTS fki_collectionItems_libraryID;
CREATE TRIGGER fki_collectionItems_libraryID
  BEFORE INSERT ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "collectionItems" violates foreign key constraint "fki_collectionItems_libraryID"')
    WHERE (
        (SELECT libraryID FROM collections WHERE collectionID = NEW.collectionID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM collections WHERE collectionID = NEW.collectionID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
    ) OR
        (SELECT libraryID FROM collections WHERE collectionID = NEW.collectionID) != (SELECT libraryID FROM items WHERE itemID = NEW.itemID);
  END;

DROP TRIGGER IF EXISTS fku_collectionItems_libraryID;
CREATE TRIGGER fku_collectionItems_libraryID
  BEFORE UPDATE ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "collectionItems" violates foreign key constraint "fku_collectionItems_libraryID"')
    WHERE (
        (SELECT libraryID FROM collections WHERE collectionID = NEW.collectionID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM collections WHERE collectionID = NEW.collectionID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
    ) OR
        (SELECT libraryID FROM collections WHERE collectionID = NEW.collectionID) != (SELECT libraryID FROM items WHERE itemID = NEW.itemID);
  END;


-- Don't allow child items to exist explicitly in collections
DROP TRIGGER IF EXISTS fki_collectionItems_itemID_sourceItemID;
CREATE TRIGGER fki_collectionItems_itemID_sourceItemID
  BEFORE INSERT ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "collectionItems" violates foreign key constraint "fki_collectionItems_itemID_sourceItemID"')
    WHERE NEW.itemID IN (SELECT itemID FROM items WHERE itemID IN (SELECT itemID FROM itemAttachments WHERE sourceItemID IS NOT NULL) OR itemID IN (SELECT itemID FROM itemNotes WHERE sourceItemID IS NOT NULL));
  END;

DROP TRIGGER IF EXISTS fku_collectionItems_itemID_sourceItemID;
CREATE TRIGGER fku_collectionItems_itemID_sourceItemID
  BEFORE UPDATE OF itemID ON collectionItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "collectionItems" violates foreign key constraint "fku_collectionItems_itemID_sourceItemID"')
    WHERE NEW.itemID IN (SELECT itemID FROM items WHERE itemID IN (SELECT itemID FROM itemAttachments WHERE sourceItemID IS NOT NULL) OR itemID IN (SELECT itemID FROM itemNotes WHERE sourceItemID IS NOT NULL));
  END;

DROP TRIGGER IF EXISTS fku_itemAttachments_sourceItemID_collectionItems_itemID;
CREATE TRIGGER fku_itemAttachments_sourceItemID_collectionItems_itemID
  BEFORE UPDATE OF sourceItemID ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemAttachments" violates foreign key constraint "fku_itemAttachments_sourceItemID_collectionItems_itemID"')
    WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM collectionItems WHERE itemID = NEW.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_itemNotes_sourceItemID_collectionItems_itemID;
CREATE TRIGGER fku_itemNotes_sourceItemID_collectionItems_itemID
  BEFORE UPDATE OF sourceItemID ON itemNotes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemNotes" violates foreign key constraint "fku_itemNotes_sourceItemID_collectionItems_itemID"')
    WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM collectionItems WHERE itemID = NEW.itemID) > 0;
  END;


-- creators/creatorDataID
DROP TRIGGER IF EXISTS fki_creators_creatorDataID_creatorData_creatorDataID;
CREATE TRIGGER fki_creators_creatorDataID_creatorData_creatorDataID
  BEFORE INSERT ON creators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "creators" violates foreign key constraint "fki_creators_creatorDataID_creatorData_creatorDataID"')
    WHERE NEW.creatorDataID IS NOT NULL AND (SELECT COUNT(*) FROM creatorData WHERE creatorDataID = NEW.creatorDataID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_creators_creatorDataID_creatorData_creatorDataID;
CREATE TRIGGER fku_creators_creatorDataID_creatorData_creatorDataID
  BEFORE UPDATE OF creatorDataID ON creators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "creators" violates foreign key constraint "fku_creators_creatorDataID_creatorData_creatorDataID"')
    WHERE NEW.creatorDataID IS NOT NULL AND (SELECT COUNT(*) FROM creatorData WHERE creatorDataID = NEW.creatorDataID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_creators_creatorDataID_creatorData_creatorDataID;
CREATE TRIGGER fkd_creators_creatorDataID_creatorData_creatorDataID
  BEFORE DELETE ON creatorData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "creatorData" violates foreign key constraint "fkd_creators_creatorDataID_creatorData_creatorDataID"')
    WHERE (SELECT COUNT(*) FROM creators WHERE creatorDataID = OLD.creatorDataID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_creatorData_creatorDataID_creators_creatorDataID;
CREATE TRIGGER fku_creatorData_creatorDataID_creators_creatorDataID
  BEFORE UPDATE OF creatorDataID ON creatorData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "creatorData" violates foreign key constraint "fku_creatorData_creatorDataID_creators_creatorDataID"')
    WHERE (SELECT COUNT(*) FROM creators WHERE creatorDataID = OLD.creatorDataID) > 0;
  END;

-- fulltextItems/itemID
DROP TRIGGER IF EXISTS fki_fulltextItems_itemID_items_itemID;
CREATE TRIGGER fki_fulltextItems_itemID_items_itemID
  BEFORE INSERT ON fulltextItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "fulltextItems" violates foreign key constraint "fki_fulltextItems_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_fulltextItems_itemID_items_itemID;
CREATE TRIGGER fku_fulltextItems_itemID_items_itemID
  BEFORE UPDATE OF itemID ON fulltextItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "fulltextItems" violates foreign key constraint "fku_fulltextItems_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_fulltextItems_itemID_items_itemID;
CREATE TRIGGER fkd_fulltextItems_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_fulltextItems_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM fulltextItems WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_fulltextItems_itemID;
CREATE TRIGGER fku_items_itemID_fulltextItems_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE fulltextItems SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;


-- fulltextItemWords/wordID
DROP TRIGGER IF EXISTS fki_fulltextItemWords_wordID_fulltextWords_wordID;
CREATE TRIGGER fki_fulltextItemWords_wordID_fulltextWords_wordID
  BEFORE INSERT ON fulltextItemWords
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "fulltextItemWords" violates foreign key constraint "fki_fulltextItemWords_wordID_fulltextWords_wordID"')
    WHERE NEW.wordID IS NOT NULL AND (SELECT COUNT(*) FROM fulltextWords WHERE wordID = NEW.wordID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_fulltextItemWords_wordID_fulltextWords_wordID;
CREATE TRIGGER fku_fulltextItemWords_wordID_fulltextWords_wordID
  BEFORE UPDATE OF wordID ON fulltextItemWords
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "fulltextItemWords" violates foreign key constraint "fku_fulltextItemWords_wordID_fulltextWords_wordID"')
    WHERE NEW.wordID IS NOT NULL AND (SELECT COUNT(*) FROM fulltextWords WHERE wordID = NEW.wordID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_fulltextItemWords_wordID_fulltextWords_wordID;
CREATE TRIGGER fkd_fulltextItemWords_wordID_fulltextWords_wordID
  BEFORE DELETE ON fulltextWords
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "fulltextWords" violates foreign key constraint "fkd_fulltextItemWords_wordID_fulltextWords_wordID"')
    WHERE (SELECT COUNT(*) FROM fulltextItemWords WHERE wordID = OLD.wordID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_fulltextWords_wordID_fulltextItemWords_wordID;
CREATE TRIGGER fku_fulltextWords_wordID_fulltextItemWords_wordID
  BEFORE UPDATE OF wordID ON fulltextWords
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "fulltextWords" violates foreign key constraint "fku_fulltextWords_wordID_fulltextItemWords_wordID"')
    WHERE (SELECT COUNT(*) FROM fulltextItemWords WHERE wordID = OLD.wordID) > 0;
  END;

-- fulltextItemWords/itemID
DROP TRIGGER IF EXISTS fki_fulltextItemWords_itemID_items_itemID;
CREATE TRIGGER fki_fulltextItemWords_itemID_items_itemID
  BEFORE INSERT ON fulltextItemWords
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "fulltextItemWords" violates foreign key constraint "fki_fulltextItemWords_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_fulltextItemWords_itemID_items_itemID;
CREATE TRIGGER fku_fulltextItemWords_itemID_items_itemID
  BEFORE UPDATE OF itemID ON fulltextItemWords
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "fulltextItemWords" violates foreign key constraint "fku_fulltextItemWords_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_fulltextItemWords_itemID_items_itemID;
CREATE TRIGGER fkd_fulltextItemWords_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_fulltextItemWords_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM fulltextItemWords WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_fulltextItemWords_itemID;
CREATE TRIGGER fku_items_itemID_fulltextItemWords_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE fulltextItemWords SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;

-- groups/libraryID
DROP TRIGGER IF EXISTS fki_groups_libraryID_libraries_libraryID;
CREATE TRIGGER fki_groups_libraryID_libraries_libraryID
  BEFORE INSERT ON groups
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "groups" violates foreign key constraint "fki_groups_libraryID_libraries_libraryID"')
    WHERE NEW.libraryID IS NOT NULL AND (SELECT COUNT(*) FROM libraries WHERE libraryID = NEW.libraryID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_groups_libraryID_libraries_libraryID;
CREATE TRIGGER fku_groups_libraryID_libraries_libraryID
  BEFORE UPDATE OF libraryID ON groups
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "groups" violates foreign key constraint "fku_groups_libraryID_libraries_libraryID"')
    WHERE NEW.libraryID IS NOT NULL AND (SELECT COUNT(*) FROM libraries WHERE libraryID = NEW.libraryID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_groups_libraryID_libraries_libraryID;
CREATE TRIGGER fkd_groups_libraryID_libraries_libraryID
  BEFORE DELETE ON libraries
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "libraries" violates foreign key constraint "fkd_groups_libraryID_libraries_libraryID"')
    WHERE (SELECT COUNT(*) FROM groups WHERE libraryID = OLD.libraryID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_libraries_libraryID_groups_libraryID;
CREATE TRIGGER fku_libraries_libraryID_groups_libraryID
  AFTER UPDATE OF libraryID ON libraries
  FOR EACH ROW BEGIN
    UPDATE groups SET libraryID=NEW.libraryID WHERE libraryID=OLD.libraryID;
  END;

-- groupItems/createdByUserID
DROP TRIGGER IF EXISTS fki_groupItems_createdByUserID_users_userID;
CREATE TRIGGER fki_groupItems_createdByUserID_users_userID
  BEFORE INSERT ON groupItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "groupItems" violates foreign key constraint "fki_groupItems_createdByUserID_users_userID"')
    WHERE NEW.createdByUserID IS NOT NULL AND (SELECT COUNT(*) FROM users WHERE userID = NEW.createdByUserID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_groupItems_createdByUserID_users_userID;
CREATE TRIGGER fku_groupItems_createdByUserID_users_userID
  BEFORE UPDATE OF createdByUserID ON groupItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "groupItems" violates foreign key constraint "fku_groupItems_createdByUserID_users_userID"')
    WHERE NEW.createdByUserID IS NOT NULL AND (SELECT COUNT(*) FROM users WHERE userID = NEW.createdByUserID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_groupItems_createdByUserID_users_userID;
CREATE TRIGGER fkd_groupItems_createdByUserID_users_userID
  BEFORE DELETE ON users
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "users" violates foreign key constraint "fkd_groupItems_createdByUserID_users_userID"')
    WHERE (SELECT COUNT(*) FROM groupItems WHERE createdByUserID = OLD.userID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_users_userID_groupItems_createdByUserID;
CREATE TRIGGER fku_users_userID_groupItems_createdByUserID
  AFTER UPDATE OF userID ON users
  FOR EACH ROW BEGIN
    UPDATE groupItems SET createdByUserID=NEW.userID WHERE createdByUserID=OLD.userID;
  END;

-- groupItems/lastModifiedByUserID
DROP TRIGGER IF EXISTS fki_groupItems_lastModifiedByUserID_users_userID;
CREATE TRIGGER fki_groupItems_lastModifiedByUserID_users_userID
  BEFORE INSERT ON groupItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "groupItems" violates foreign key constraint "fki_groupItems_lastModifiedByUserID_users_userID"')
    WHERE NEW.lastModifiedByUserID IS NOT NULL AND (SELECT COUNT(*) FROM users WHERE userID = NEW.lastModifiedByUserID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_groupItems_lastModifiedByUserID_users_userID;
CREATE TRIGGER fku_groupItems_lastModifiedByUserID_users_userID
  BEFORE UPDATE OF lastModifiedByUserID ON groupItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "groupItems" violates foreign key constraint "fku_groupItems_lastModifiedByUserID_users_userID"')
    WHERE NEW.lastModifiedByUserID IS NOT NULL AND (SELECT COUNT(*) FROM users WHERE userID = NEW.lastModifiedByUserID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_groupItems_lastModifiedByUserID_users_userID;
CREATE TRIGGER fkd_groupItems_lastModifiedByUserID_users_userID
  BEFORE DELETE ON users
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "users" violates foreign key constraint "fkd_groupItems_lastModifiedByUserID_users_userID"')
    WHERE (SELECT COUNT(*) FROM groupItems WHERE lastModifiedByUserID = OLD.userID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_users_userID_groupItems_lastModifiedByUserID;
CREATE TRIGGER fku_users_userID_groupItems_lastModifiedByUserID
  AFTER UPDATE OF userID ON users
  FOR EACH ROW BEGIN
    UPDATE groupItems SET lastModifiedByUserID=NEW.userID WHERE lastModifiedByUserID=OLD.userID;
  END;

-- highlights/itemID
DROP TRIGGER IF EXISTS fki_highlights_itemID_itemAttachments_itemID;
CREATE TRIGGER fki_highlights_itemID_itemAttachments_itemID
  BEFORE INSERT ON highlights
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "highlights" violates foreign key constraint "fki_highlights_itemID_itemAttachments_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM itemAttachments WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_highlights_itemID_itemAttachments_itemID;
CREATE TRIGGER fku_highlights_itemID_itemAttachments_itemID
  BEFORE UPDATE OF itemID ON highlights
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "highlights" violates foreign key constraint "fku_highlights_itemID_itemAttachments_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM itemAttachments WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_highlights_itemID_itemAttachments_itemID;
CREATE TRIGGER fkd_highlights_itemID_itemAttachments_itemID
  BEFORE DELETE ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "itemAttachments" violates foreign key constraint "fkd_highlights_itemID_itemAttachments_itemID"')
    WHERE (SELECT COUNT(*) FROM highlights WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_itemAttachments_itemID_highlights_itemID;
CREATE TRIGGER fku_itemAttachments_itemID_highlights_itemID
  AFTER UPDATE OF itemID ON itemAttachments
  FOR EACH ROW BEGIN
    UPDATE highlights SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;

-- itemAttachments/itemID
DROP TRIGGER IF EXISTS fki_itemAttachments_itemID_items_itemID;
CREATE TRIGGER fki_itemAttachments_itemID_items_itemID
  BEFORE INSERT ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemAttachments" violates foreign key constraint "fki_itemAttachments_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemAttachments_itemID_items_itemID;
CREATE TRIGGER fku_itemAttachments_itemID_items_itemID
  BEFORE UPDATE OF itemID ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemAttachments" violates foreign key constraint "fku_itemAttachments_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemAttachments_itemID_items_itemID;
CREATE TRIGGER fkd_itemAttachments_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemAttachments_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemAttachments WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemAttachments_itemID;
CREATE TRIGGER fku_items_itemID_itemAttachments_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemAttachments SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;


-- itemAttachments libraryID
DROP TRIGGER IF EXISTS fki_itemAttachments_libraryID;
CREATE TRIGGER fki_itemAttachments_libraryID
  BEFORE INSERT ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemAttachments" violates foreign key constraint "fki_itemAttachments_libraryID"')
    WHERE
    NEW.sourceItemID IS NOT NULL AND (
    (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NULL
    ) OR
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) != (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID)
    );
  END;

DROP TRIGGER IF EXISTS fku_itemAttachments_libraryID;
CREATE TRIGGER fku_itemAttachments_libraryID
  BEFORE UPDATE ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemAttachments" violates foreign key constraint "fku_itemAttachments_libraryID"')
    WHERE
    NEW.sourceItemID IS NOT NULL AND (
    (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NULL
    ) OR
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) != (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID)
    );
  END;


-- itemAttachments/sourceItemID
DROP TRIGGER IF EXISTS fki_itemAttachments_sourceItemID_items_itemID;
CREATE TRIGGER fki_itemAttachments_sourceItemID_items_itemID
  BEFORE INSERT ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemAttachments" violates foreign key constraint "fki_itemAttachments_sourceItemID_items_sourceItemID"')
    WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.sourceItemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemAttachments_sourceItemID_items_itemID;
CREATE TRIGGER fku_itemAttachments_sourceItemID_items_itemID
  BEFORE UPDATE OF sourceItemID ON itemAttachments
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemAttachments" violates foreign key constraint "fku_itemAttachments_sourceItemID_items_sourceItemID"')
    WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.sourceItemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemAttachments_sourceItemID_items_itemID;
CREATE TRIGGER fkd_itemAttachments_sourceItemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemAttachments_sourceItemID_items_sourceItemID"')
    WHERE (SELECT COUNT(*) FROM itemAttachments WHERE sourceItemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemAttachments_sourceItemID;
CREATE TRIGGER fku_items_itemID_itemAttachments_sourceItemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemAttachments SET sourceItemID=NEW.itemID WHERE sourceItemID=OLD.itemID;
  END;

-- itemCreators/itemID
DROP TRIGGER IF EXISTS fki_itemCreators_itemID_items_itemID;
CREATE TRIGGER fki_itemCreators_itemID_items_itemID
  BEFORE INSERT ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemCreators" violates foreign key constraint "fki_itemCreators_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemCreators_itemID_items_itemID;
CREATE TRIGGER fku_itemCreators_itemID_items_itemID
  BEFORE UPDATE OF itemID ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemCreators" violates foreign key constraint "fku_itemCreators_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemCreators_itemID_items_itemID;
CREATE TRIGGER fkd_itemCreators_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemCreators_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemCreators WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemCreators_itemID;
CREATE TRIGGER fku_items_itemID_itemCreators_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemCreators SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;

-- itemCreators/creatorID
DROP TRIGGER IF EXISTS fki_itemCreators_creatorID_creators_creatorID;
CREATE TRIGGER fki_itemCreators_creatorID_creators_creatorID
  BEFORE INSERT ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemCreators" violates foreign key constraint "fki_itemCreators_creatorID_creators_creatorID"')
    WHERE NEW.creatorID IS NOT NULL AND (SELECT COUNT(*) FROM creators WHERE creatorID = NEW.creatorID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemCreators_creatorID_creators_creatorID;
CREATE TRIGGER fku_itemCreators_creatorID_creators_creatorID
  BEFORE UPDATE OF creatorID ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemCreators" violates foreign key constraint "fku_itemCreators_creatorID_creators_creatorID"')
    WHERE NEW.creatorID IS NOT NULL AND (SELECT COUNT(*) FROM creators WHERE creatorID = NEW.creatorID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemCreators_creatorID_creators_creatorID;
CREATE TRIGGER fkd_itemCreators_creatorID_creators_creatorID
  BEFORE DELETE ON creators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "creators" violates foreign key constraint "fkd_itemCreators_creatorID_creators_creatorID"')
    WHERE (SELECT COUNT(*) FROM itemCreators WHERE creatorID = OLD.creatorID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_creators_creatorID_itemCreators_creatorID;
CREATE TRIGGER fku_creators_creatorID_itemCreators_creatorID
  AFTER UPDATE OF creatorID ON creators
  FOR EACH ROW BEGIN
    UPDATE itemCreators SET creatorID=NEW.creatorID WHERE creatorID=OLD.creatorID;
  END;

-- itemCreators/creatorTypeID
DROP TRIGGER IF EXISTS fki_itemCreators_creatorTypeID_creatorTypes_creatorTypeID;
CREATE TRIGGER fki_itemCreators_creatorTypeID_creatorTypes_creatorTypeID
  BEFORE INSERT ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemCreators" violates foreign key constraint "fki_itemCreators_creatorTypeID_creatorTypes_creatorTypeID"')
    WHERE NEW.creatorTypeID IS NOT NULL AND (SELECT COUNT(*) FROM creatorTypes WHERE creatorTypeID = NEW.creatorTypeID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemCreators_creatorTypeID_creatorTypes_creatorTypeID;
CREATE TRIGGER fku_itemCreators_creatorTypeID_creatorTypes_creatorTypeID
  BEFORE UPDATE OF creatorTypeID ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemCreators" violates foreign key constraint "fku_itemCreators_creatorTypeID_creatorTypes_creatorTypeID"')
    WHERE NEW.creatorTypeID IS NOT NULL AND (SELECT COUNT(*) FROM creatorTypes WHERE creatorTypeID = NEW.creatorTypeID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemCreators_creatorTypeID_creatorTypes_creatorTypeID;
CREATE TRIGGER fkd_itemCreators_creatorTypeID_creatorTypes_creatorTypeID
  BEFORE DELETE ON creatorTypes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "creatorTypes" violates foreign key constraint "fkd_itemCreators_creatorTypeID_creatorTypes_creatorTypeID"')
    WHERE (SELECT COUNT(*) FROM itemCreators WHERE creatorTypeID = OLD.creatorTypeID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_creatorTypes_creatorTypeID_itemCreators_creatorTypeID;
CREATE TRIGGER fku_creatorTypes_creatorTypeID_itemCreators_creatorTypeID
  BEFORE UPDATE OF creatorTypeID ON creatorTypes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "creatorTypes" violates foreign key constraint "fku_creatorTypes_creatorTypeID_itemCreators_creatorTypeID"')
    WHERE (SELECT COUNT(*) FROM itemCreators WHERE creatorTypeID = OLD.creatorTypeID) > 0;
  END;


-- itemCreators libraryID
DROP TRIGGER IF EXISTS fki_itemCreators_libraryID;
CREATE TRIGGER fki_itemCreators_libraryID
  BEFORE INSERT ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemCreators" violates foreign key constraint "fki_itemCreators_libraryID"')
    WHERE (
        (SELECT libraryID FROM creators WHERE creatorID = NEW.creatorID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM creators WHERE creatorID = NEW.creatorID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
    ) OR
        (SELECT libraryID FROM creators WHERE creatorID = NEW.creatorID) != (SELECT libraryID FROM items WHERE itemID = NEW.itemID);
  END;

DROP TRIGGER IF EXISTS fku_itemCreators_libraryID;
CREATE TRIGGER fku_itemCreators_libraryID
  BEFORE UPDATE ON itemCreators
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemCreators" violates foreign key constraint "fku_itemCreators_libraryID"')
    WHERE (
        (SELECT libraryID FROM creators WHERE creatorID = NEW.creatorID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM creators WHERE creatorID = NEW.creatorID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
    ) OR
        (SELECT libraryID FROM creators WHERE creatorID = NEW.creatorID) != (SELECT libraryID FROM items WHERE itemID = NEW.itemID);
  END;


-- itemData/itemID
DROP TRIGGER IF EXISTS fki_itemData_itemID_items_itemID;
CREATE TRIGGER fki_itemData_itemID_items_itemID
  BEFORE INSERT ON itemData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemData" violates foreign key constraint "fki_itemData_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemData_itemID_items_itemID;
CREATE TRIGGER fku_itemData_itemID_items_itemID
  BEFORE UPDATE OF itemID ON itemData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemData" violates foreign key constraint "fku_itemData_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemData_itemID_items_itemID;
CREATE TRIGGER fkd_itemData_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemData_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemData WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemData_itemID;
CREATE TRIGGER fku_items_itemID_itemData_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemData SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;

-- itemData/fieldID
DROP TRIGGER IF EXISTS fki_itemData_fieldID_fields_fieldID;
CREATE TRIGGER fki_itemData_fieldID_fields_fieldID
  BEFORE INSERT ON itemData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemData" violates foreign key constraint "fki_itemData_fieldID_fields_fieldID"')
    WHERE NEW.fieldID IS NOT NULL AND (SELECT COUNT(*) FROM fields WHERE fieldID = NEW.fieldID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemData_fieldID_fields_fieldID;
CREATE TRIGGER fku_itemData_fieldID_fields_fieldID
  BEFORE UPDATE OF fieldID ON itemData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemData" violates foreign key constraint "fku_itemData_fieldID_fields_fieldID"')
    WHERE NEW.fieldID IS NOT NULL AND (SELECT COUNT(*) FROM fields WHERE fieldID = NEW.fieldID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemData_fieldID_fields_fieldID;
CREATE TRIGGER fkd_itemData_fieldID_fields_fieldID
  BEFORE DELETE ON FIELDS
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "fields" violates foreign key constraint "fkd_itemData_fieldID_fields_fieldID"')
    WHERE (SELECT COUNT(*) FROM itemData WHERE fieldID = OLD.fieldID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_fields_fieldID_itemData_fieldID;
CREATE TRIGGER fku_fields_fieldID_itemData_fieldID
  BEFORE UPDATE OF fieldID ON FIELDS
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "fields" violates foreign key constraint "fku_fields_fieldID_itemData_fieldID"')
    WHERE (SELECT COUNT(*) FROM itemData WHERE fieldID = OLD.fieldID) > 0;
  END;

-- itemData/valueID
DROP TRIGGER IF EXISTS fki_itemData_valueID_itemDataValues_valueID;
CREATE TRIGGER fki_itemData_valueID_itemDataValues_valueID
  BEFORE INSERT ON itemData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemData" violates foreign key constraint "fki_itemData_valueID_itemDataValues_valueID"')
    WHERE NEW.valueID IS NOT NULL AND (SELECT COUNT(*) FROM itemDataValues WHERE valueID = NEW.valueID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemData_valueID_itemDataValues_valueID;
CREATE TRIGGER fku_itemData_valueID_itemDataValues_valueID
  BEFORE UPDATE OF valueID ON itemData
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemData" violates foreign key constraint "fku_itemData_valueID_itemDataValues_valueID"')
    WHERE NEW.valueID IS NOT NULL AND (SELECT COUNT(*) FROM itemDataValues WHERE valueID = NEW.valueID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemData_valueID_itemDataValues_valueID;
CREATE TRIGGER fkd_itemData_valueID_itemDataValues_valueID
  BEFORE DELETE ON itemDataValues
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "itemDataValues" violates foreign key constraint "fkd_itemData_valueID_itemDataValues_valueID"')
    WHERE (SELECT COUNT(*) FROM itemData WHERE valueID = OLD.valueID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_itemDataValues_valueID_itemData_valueID;
CREATE TRIGGER fku_itemDataValues_valueID_itemData_valueID
  BEFORE UPDATE OF valueID ON itemDataValues
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemDataValues" violates foreign key constraint "fku_itemDataValues_valueID_itemData_valueID"')
    WHERE (SELECT COUNT(*) FROM itemData WHERE valueID = OLD.valueID) > 0;
  END;

-- itemNotes/itemID
DROP TRIGGER IF EXISTS fki_itemNotes_itemID_items_itemID;
CREATE TRIGGER fki_itemNotes_itemID_items_itemID
  BEFORE INSERT ON itemNotes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemNotes" violates foreign key constraint "fki_itemNotes_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemNotes_itemID_items_itemID;
CREATE TRIGGER fku_itemNotes_itemID_items_itemID
  BEFORE UPDATE OF itemID ON itemNotes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemNotes" violates foreign key constraint "fku_itemNotes_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemNotes_itemID_items_itemID;
CREATE TRIGGER fkd_itemNotes_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemNotes_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemNotes WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemNotes_itemID;
CREATE TRIGGER fku_items_itemID_itemNotes_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemNotes SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;


-- itemNotes libraryID
DROP TRIGGER IF EXISTS fki_itemNotes_libraryID;
CREATE TRIGGER fki_itemNotes_libraryID
  BEFORE INSERT ON itemNotes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemNotes" violates foreign key constraint "fki_itemNotes_libraryID"')
    WHERE
    NEW.sourceItemID IS NOT NULL AND (
    (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NULL
    ) OR
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) != (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID)
    );
  END;

DROP TRIGGER IF EXISTS fku_itemNotes_libraryID;
CREATE TRIGGER fku_itemNotes_libraryID
  BEFORE UPDATE ON itemNotes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemNotes" violates foreign key constraint "fku_itemNotes_libraryID"')
    WHERE
    NEW.sourceItemID IS NOT NULL AND (
    (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID) IS NULL
    ) OR
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) != (SELECT libraryID FROM items WHERE itemID = NEW.sourceItemID)
    );
  END;


-- itemNotes/sourceItemID
DROP TRIGGER IF EXISTS fki_itemNotes_sourceItemID_items_itemID;
CREATE TRIGGER fki_itemNotes_sourceItemID_items_itemID
  BEFORE INSERT ON itemNotes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemNotes" violates foreign key constraint "fki_itemNotes_sourceItemID_items_itemID"')
    WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.sourceItemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemNotes_sourceItemID_items_itemID;
CREATE TRIGGER fku_itemNotes_sourceItemID_items_itemID
  BEFORE UPDATE OF sourceItemID ON itemNotes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemNotes" violates foreign key constraint "fku_itemNotes_sourceItemID_items_itemID"')
    WHERE NEW.sourceItemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.sourceItemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemNotes_sourceItemID_items_itemID;
CREATE TRIGGER fkd_itemNotes_sourceItemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemNotes_sourceItemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemNotes WHERE sourceItemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemNotes_sourceItemID;
CREATE TRIGGER fku_items_itemID_itemNotes_sourceItemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemNotes SET sourceItemID=NEW.itemID WHERE sourceItemID=OLD.itemID;
  END;

-- items/libraryID
DROP TRIGGER IF EXISTS fki_items_libraryID_libraries_libraryID;
CREATE TRIGGER fki_items_libraryID_libraries_libraryID
  BEFORE INSERT ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "items" violates foreign key constraint "fki_items_libraryID_libraries_libraryID"')
    WHERE NEW.libraryID IS NOT NULL AND (SELECT COUNT(*) FROM libraries WHERE libraryID = NEW.libraryID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_items_libraryID_libraries_libraryID;
CREATE TRIGGER fku_items_libraryID_libraries_libraryID
  BEFORE UPDATE OF libraryID ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "items" violates foreign key constraint "fku_items_libraryID_libraries_libraryID"')
    WHERE NEW.libraryID IS NOT NULL AND (SELECT COUNT(*) FROM libraries WHERE libraryID = NEW.libraryID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_items_libraryID_libraries_libraryID;
CREATE TRIGGER fkd_items_libraryID_libraries_libraryID
  BEFORE DELETE ON libraries
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "libraries" violates foreign key constraint "fkd_items_libraryID_libraries_libraryID"')
    WHERE (SELECT COUNT(*) FROM items WHERE libraryID = OLD.libraryID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_libraries_libraryID_items_libraryID;
CREATE TRIGGER fku_libraries_libraryID_items_libraryID
  AFTER UPDATE OF libraryID ON libraries
  FOR EACH ROW BEGIN
    UPDATE items SET libraryID=NEW.libraryID WHERE libraryID=OLD.libraryID;
  END;

-- itemSeeAlso/itemID
DROP TRIGGER IF EXISTS fki_itemSeeAlso_itemID_items_itemID;
CREATE TRIGGER fki_itemSeeAlso_itemID_items_itemID
  BEFORE INSERT ON itemSeeAlso
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemSeeAlso" violates foreign key constraint "fki_itemSeeAlso_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemSeeAlso_itemID_items_itemID;
CREATE TRIGGER fku_itemSeeAlso_itemID_items_itemID
  BEFORE UPDATE OF itemID ON itemSeeAlso
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemSeeAlso" violates foreign key constraint "fku_itemSeeAlso_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemSeeAlso_itemID_items_itemID;
CREATE TRIGGER fkd_itemSeeAlso_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemSeeAlso_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemSeeAlso WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemSeeAlso_itemID;
CREATE TRIGGER fku_items_itemID_itemSeeAlso_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemSeeAlso SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;

-- itemSeeAlso/linkedItemID
DROP TRIGGER IF EXISTS fki_itemSeeAlso_linkedItemID_items_itemID;
CREATE TRIGGER fki_itemSeeAlso_linkedItemID_items_itemID
  BEFORE INSERT ON itemSeeAlso
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemSeeAlso" violates foreign key constraint "fki_itemSeeAlso_linkedItemID_items_itemID"')
    WHERE NEW.linkedItemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.linkedItemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemSeeAlso_linkedItemID_items_itemID;
CREATE TRIGGER fku_itemSeeAlso_linkedItemID_items_itemID
  BEFORE UPDATE OF linkedItemID ON itemSeeAlso
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemSeeAlso" violates foreign key constraint "fku_itemSeeAlso_linkedItemID_items_itemID"')
    WHERE NEW.linkedItemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.linkedItemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemSeeAlso_linkedItemID_items_itemID;
CREATE TRIGGER fkd_itemSeeAlso_linkedItemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemSeeAlso_linkedItemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemSeeAlso WHERE linkedItemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_itemSeeAlso_linkedItemID;
CREATE TRIGGER fku_items_itemID_itemSeeAlso_linkedItemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemSeeAlso SET linkedItemID=NEW.itemID WHERE linkedItemID=OLD.itemID;
  END;


-- itemSeeAlso libraryID
DROP TRIGGER IF EXISTS fki_itemSeeAlso_libraryID;
CREATE TRIGGER fki_itemSeeAlso_libraryID
  BEFORE INSERT ON itemSeeAlso
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemSeeAlso" violates foreign key constraint "fki_itemSeeAlso_libraryID"')
    WHERE (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.linkedItemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.linkedItemID) IS NULL
    ) OR
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) != (SELECT libraryID FROM items WHERE itemID = NEW.linkedItemID);
  END;

DROP TRIGGER IF EXISTS fku_itemSeeAlso_libraryID;
CREATE TRIGGER fku_itemSeeAlso_libraryID
  BEFORE UPDATE ON itemSeeAlso
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemSeeAlso" violates foreign key constraint "fku_itemSeeAlso_libraryID"')
    WHERE (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.linkedItemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.linkedItemID) IS NULL
    ) OR
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) != (SELECT libraryID FROM items WHERE itemID = NEW.linkedItemID);
  END;


-- itemTags/itemID
DROP TRIGGER IF EXISTS fki_itemTags_itemID_items_itemID;
CREATE TRIGGER fki_itemTags_itemID_items_itemID
  BEFORE INSERT ON itemTags
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemTags" violates foreign key constraint "fki_itemTags_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemTags_itemID_items_itemID;
CREATE TRIGGER fku_itemTags_itemID_items_itemID
  BEFORE UPDATE OF itemID ON itemTags
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemTags" violates foreign key constraint "fku_itemTags_itemID_items_itemID"')
    WHERE NEW.itemID IS NOT NULL AND (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemTags_itemID_items_itemID;
CREATE TRIGGER fkd_itemTags_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_itemTags_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM itemTags WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fkd_items_itemID_itemTags_itemID;
CREATE TRIGGER fkd_items_itemID_itemTags_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE itemTags SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;


-- itemTags libraryID
DROP TRIGGER IF EXISTS fki_itemTags_libraryID;
CREATE TRIGGER fki_itemTags_libraryID
  BEFORE INSERT ON itemTags
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemTags" violates foreign key constraint "fki_itemTags_libraryID"')
    WHERE (
        (SELECT libraryID FROM tags WHERE tagID = NEW.tagID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM tags WHERE tagID = NEW.tagID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
    ) OR
        (SELECT libraryID FROM tags WHERE tagID = NEW.tagID) != (SELECT libraryID FROM items WHERE itemID = NEW.itemID);
  END;

DROP TRIGGER IF EXISTS fku_itemTags_libraryID;
CREATE TRIGGER fku_itemTags_libraryID
  BEFORE UPDATE ON itemTags
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemTags" violates foreign key constraint "fku_itemTags_libraryID"')
    WHERE (
        (SELECT libraryID FROM tags WHERE tagID = NEW.tagID) IS NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NOT NULL
    ) OR (
        (SELECT libraryID FROM tags WHERE tagID = NEW.tagID) IS NOT NULL
            AND
        (SELECT libraryID FROM items WHERE itemID = NEW.itemID) IS NULL
    ) OR
        (SELECT libraryID FROM tags WHERE tagID = NEW.tagID) != (SELECT libraryID FROM items WHERE itemID = NEW.itemID);
  END;


-- itemTags/tagID
DROP TRIGGER IF EXISTS fki_itemTags_tagID_tags_tagID;
CREATE TRIGGER fki_itemTags_tagID_tags_tagID
  BEFORE INSERT ON itemTags
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "itemTags" violates foreign key constraint "fki_itemTags_tagID_tags_tagID"')
    WHERE NEW.tagID IS NOT NULL AND (SELECT COUNT(*) FROM tags WHERE tagID = NEW.tagID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_itemTags_tagID_tags_tagID;
CREATE TRIGGER fku_itemTags_tagID_tags_tagID
  BEFORE UPDATE OF tagID ON itemTags
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "itemTags" violates foreign key constraint "fku_itemTags_tagID_tags_tagID"')
    WHERE NEW.tagID IS NOT NULL AND (SELECT COUNT(*) FROM tags WHERE tagID = NEW.tagID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_itemTags_tagID_tags_tagID;
CREATE TRIGGER fkd_itemTags_tagID_tags_tagID
  BEFORE DELETE ON tags
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "tags" violates foreign key constraint "fkd_itemTags_tagID_tags_tagID"')
    WHERE (SELECT COUNT(*) FROM itemTags WHERE tagID = OLD.tagID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_tags_tagID_itemTags_tagID;
CREATE TRIGGER fku_tags_tagID_itemTags_tagID
  AFTER UPDATE OF tagID ON tags
  FOR EACH ROW BEGIN
    UPDATE itemTags SET tagID=NEW.tagID WHERE tagID=OLD.tagID;
  END;


-- savedSearchConditions/savedSearchID
DROP TRIGGER IF EXISTS fki_savedSearchConditions_savedSearchID_savedSearches_savedSearchID;
CREATE TRIGGER fki_savedSearchConditions_savedSearchID_savedSearches_savedSearchID
  BEFORE INSERT ON savedSearchConditions
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "savedSearchConditions" violates foreign key constraint "fki_savedSearchConditions_savedSearchID_savedSearches_savedSearchID"')
    WHERE (SELECT COUNT(*) FROM savedSearches WHERE savedSearchID = NEW.savedSearchID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_savedSearchConditions_savedSearchID_savedSearches_savedSearchID;
CREATE TRIGGER fku_savedSearchConditions_savedSearchID_savedSearches_savedSearchID
  BEFORE UPDATE OF savedSearchID ON savedSearchConditions
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "savedSearchConditions" violates foreign key constraint "fku_savedSearchConditions_savedSearchID_savedSearches_savedSearchID"')
    WHERE (SELECT COUNT(*) FROM savedSearches WHERE savedSearchID = NEW.savedSearchID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_savedSearchConditions_savedSearchID_savedSearches_savedSearchID;
CREATE TRIGGER fkd_savedSearchConditions_savedSearchID_savedSearches_savedSearchID
  BEFORE DELETE ON savedSearches
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "savedSearches" violates foreign key constraint "fkd_savedSearchConditions_savedSearchID_savedSearches_savedSearchID"')
    WHERE (SELECT COUNT(*) FROM savedSearchConditions WHERE savedSearchID = OLD.savedSearchID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_savedSearches_savedSearchID_savedSearchConditions_savedSearchID;
CREATE TRIGGER fku_savedSearches_savedSearchID_savedSearchConditions_savedSearchID
  AFTER UPDATE OF savedSearchID ON savedSearches
  FOR EACH ROW BEGIN
    UPDATE savedSearchConditions SET savedSearchID=NEW.savedSearchID WHERE savedSearchID=OLD.savedSearchID;
  END;

-- deletedItems/itemID
DROP TRIGGER IF EXISTS fki_deletedItems_itemID_items_itemID;
CREATE TRIGGER fki_deletedItems_itemID_items_itemID
  BEFORE INSERT ON deletedItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "deletedItems" violates foreign key constraint "fki_deletedItems_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_deletedItems_itemID_items_itemID;
CREATE TRIGGER fku_deletedItems_itemID_items_itemID
  BEFORE UPDATE OF itemID ON deletedItems
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "deletedItems" violates foreign key constraint "fku_deletedItems_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM items WHERE itemID = NEW.itemID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_deletedItems_itemID_items_itemID;
CREATE TRIGGER fkd_deletedItems_itemID_items_itemID
  BEFORE DELETE ON items
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "items" violates foreign key constraint "fkd_deletedItems_itemID_items_itemID"')
    WHERE (SELECT COUNT(*) FROM deletedItems WHERE itemID = OLD.itemID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_items_itemID_deletedItems_itemID;
CREATE TRIGGER fku_items_itemID_deletedItems_itemID
  AFTER UPDATE OF itemID ON items
  FOR EACH ROW BEGIN
    UPDATE deletedItems SET itemID=NEW.itemID WHERE itemID=OLD.itemID;
  END;


-- syncDeleteLog/syncObjectTypeID
DROP TRIGGER IF EXISTS fki_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID;
CREATE TRIGGER fki_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID
  BEFORE INSERT ON syncDeleteLog
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "syncDeleteLog" violates foreign key constraint "fki_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID"')
    WHERE (SELECT COUNT(*) FROM syncObjectTypes WHERE syncObjectTypeID = NEW.syncObjectTypeID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID;
CREATE TRIGGER fku_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID
  BEFORE UPDATE OF syncObjectTypeID ON syncDeleteLog
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "syncDeleteLog" violates foreign key constraint "fku_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID"')
    WHERE (SELECT COUNT(*) FROM syncObjectTypes WHERE syncObjectTypeID = NEW.syncObjectTypeID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID;
CREATE TRIGGER fkd_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID
  BEFORE DELETE ON syncObjectTypes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "syncObjectTypes" violates foreign key constraint "fkd_syncDeleteLog_syncObjectTypeID_syncObjectTypes_syncObjectTypeID"')
    WHERE (SELECT COUNT(*) FROM syncDeleteLog WHERE syncObjectTypeID = OLD.syncObjectTypeID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_syncObjectTypes_syncObjectTypeID_syncDeleteLog_syncObjectTypeID;
CREATE TRIGGER fku_syncObjectTypes_syncObjectTypeID_syncDeleteLog_syncObjectTypeID
  BEFORE DELETE ON syncObjectTypes
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "syncObjectTypes" violates foreign key constraint "fku_syncObjectTypes_syncObjectTypeID_syncDeleteLog_syncObjectTypeID"')
    WHERE (SELECT COUNT(*) FROM syncDeleteLog WHERE syncObjectTypeID = OLD.syncObjectTypeID) > 0;
  END;

-- proxyHosts/proxyID
DROP TRIGGER IF EXISTS fki_proxyHosts_proxyID_proxies_proxyID;
CREATE TRIGGER fki_proxyHosts_proxyID_proxies_proxyID
BEFORE INSERT ON proxyHosts
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'insert on table "proxyHosts" violates foreign key constraint "fki_proxyHosts_proxyID_proxies_proxyID"')
    WHERE (SELECT COUNT(*) FROM proxies WHERE proxyID = NEW.proxyID) = 0;
  END;

DROP TRIGGER IF EXISTS fku_proxyHosts_proxyID_proxies_proxyID;
CREATE TRIGGER fku_proxyHosts_proxyID_proxies_proxyID
  BEFORE UPDATE OF proxyID ON proxyHosts
  FOR EACH ROW BEGIN
      SELECT RAISE(ABORT, 'update on table "proxyHosts" violates foreign key constraint "fku_proxyHosts_proxyID_proxies_proxyID"')
        WHERE (SELECT COUNT(*) FROM proxies WHERE proxyID = NEW.proxyID) = 0;
  END;

DROP TRIGGER IF EXISTS fkd_proxyHosts_proxyID_proxies_proxyID;
CREATE TRIGGER fkd_proxyHosts_proxyID_proxies_proxyID
  BEFORE DELETE ON proxies
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'delete on table "proxies" violates foreign key constraint "fkd_proxyHosts_proxyID_proxies_proxyID"')
    WHERE (SELECT COUNT(*) FROM proxyHosts WHERE proxyID = OLD.proxyID) > 0;
  END;

DROP TRIGGER IF EXISTS fku_proxies_proxyID_proxyHosts_proxyID;
CREATE TRIGGER fku_proxies_proxyID_proxyHosts_proxyID
  BEFORE DELETE ON proxies
  FOR EACH ROW BEGIN
    SELECT RAISE(ABORT, 'update on table "proxies" violates foreign key constraint "fku_proxies_proxyID_proxyHosts_proxyID"')
    WHERE (SELECT COUNT(*) FROM proxyHosts WHERE proxyID = OLD.proxyID) > 0;
  END;