alter table operations add esc_period		number(10)	DEFAULT '0'	NOT NULL;
alter table operations add esc_step_from	number(10)	DEFAULT '0'	NOT NULL;
alter table operations add esc_step_to		number(10)	DEFAULT '0'	NOT NULL;
alter table operations add default_msg		number(10)	DEFAULT '0'	NOT NULL;
alter table operations add evaltype		number(10)	DEFAULT '0'	NOT NULL;
