Assume the following query runs on the employee table PERIOD(DATE) column period1:
SELECT * FROM employee WHERE LAST(period1) = DATE '2004-01-04';
The employee table contains:
ename dept period1
----- ----------- ----------------------------
Jones Sales ('2004-01-02', '2004-01-05')
Adams Marketing ('2004-06-19', '2005-02-09')
Mary Development ('2004-06-19', '2005-01-05')
Simon Sales ('2004-06-22', '2005-01-07')
The result is:
ename dept period1
----- ----------- ----------------------------
Jones Sales ('2004-01-02', '2004-01-05')