text: --Test equal_match with integer
  
  create class t1(id integer, name varchar(20), birthday date, dept_id integer);
  
  
  insert into t1 values(1001, 'a', date'10/11/1980', 101);
  insert into t1 values(1002, 'b', date'10/11/1980', 102);
  insert into t1 values(1003, 'c', date'10/11/1981', 101);
  insert into t1 values(1004, 'd', date'10/12/1980', 103);
  insert into t1 values(1003, 'e', date'10/11/1981', 102);
  insert into t1 values(1003, 'f', date'10/05/1982', 103);
  
  select * from t1 where id = 1001;
  
  drop class t1;