text: -- Verify ltree_del_col
  
  BEGIN;
  
  INSERT INTO goiardi.search_collections (name, organization_id) VALUES ('foo', 1);
  INSERT INTO goiardi.search_items (organization_id, search_collection_id, item_name, value, path) VALUES (1, (SELECT id FROM goiardi.search_collections WHERE name = 'foo' and organization_id = 1), 'beep', 'baz', 'hoo.moo.noo');
  SELECT goiardi.delete_search_collection('foo', 1);
  
  ROLLBACK;
  