TeradataTip3 – Combine date and time into a timestamp

CREATE TABLE T( dt DATE, tm TIME(0));
 
INSERT INTO T VALUES (DATE '2009-05-28', TIME '14:53:45');
 
SELECT dt, tm,
    CAST(  dt AS TIMESTAMP(0)) +
            (tm - TIME '00:00:00' HOUR TO SECOND) ts
 FROM T;
        dt        tm                   ts
----------  --------  -------------------
2009/05/28  14:53:45  2009-05-28 14:53:45

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