Open-ILS/src/sql/Pg/upgrade/XXXX.schema.fix_protect_reserved_rows_from_delete.sql

   1 BEGIN;
   2
   3 SELECT evergreen.upgrade_deps_block_check('XXXX', :eg_version);
   4
   5 CREATE OR REPLACE FUNCTION evergreen.protect_reserved_rows_from_delete() RETURNS trigger AS $protect_reserved$
   6 BEGIN
   7 IF OLD.id < TG_ARGV[0]::INT THEN
   8     RAISE EXCEPTION 'Cannot delete row with reserved ID %', OLD.id;
   9 END IF;
  10 RETURN OLD;
  11 END
  12 $protect_reserved$
  13 LANGUAGE plpgsql;
  14
  15 COMMIT;