BEGIN; SELECT evergreen.upgrade_deps_block_check('0976', :eg_version); ALTER TABLE action.usr_circ_history DROP CONSTRAINT IF EXISTS usr_circ_history_target_copy_fkey; CREATE TRIGGER action_usr_circ_history_target_copy_trig AFTER INSERT OR UPDATE ON action.usr_circ_history FOR EACH ROW EXECUTE PROCEDURE evergreen.fake_fkey_tgr('target_copy'); COMMIT;