if not Exists(SELECT * FROM information_schema.tables where Table_name = 'SalaryTimecardRelation')
begin
	create table SalaryTimecardRelation
	(
		ID	int primary key identity(1,1),
		ST_ID	int references SalaryTimecard(ID) not null,
		PEE_ID	int references PersenelEnterExit(ID) null,
		TCA_ID	int references TimeCardActivity(ID) null
	)
end;