-- validtime modications article -- proposed SQL3 -- Populate Restricted DROP TABLE LOT CREATE TABLE LOT( LOT_ID_NUM INT, GNDR_CODE CHAR(1) ) AS VALIDTIME PERIOD(DATE) VALIDTIME PERIOD '[1998-01-01 - 1998-03-23)' INSERT INTO LOT(LOT_ID_NUM, GNDR_CODE) VALUES (101, 'c') VALIDTIME PERIOD '[1998-03-23 - 9999-12-31)' INSERT INTO LOT(LOT_ID_NUM, GNDR_CODE) VALUES (101, 's') VALIDTIME PERIOD '[1998-02-17 - 9999-12-31)' INSERT INTO LOT(LOT_ID_NUM, GNDR_CODE) VALUES (234, 'c') VALIDTIME PERIOD '[1998-03-12 - 9999-12-31)' INSERT INTO LOT(LOT_ID_NUM, GNDR_CODE) VALUES (799, 'c') SELECT * FROM LOT