Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Create a trigger named trg_pic_hours that automatically updates the PILOT table when a new CREW row is added and the CREW table uses a Pilot CREW_JOB entry. Use the CHARTER table’s CHAR_HOURS_FLOWN to update the PILOT table’s PIL_PIC_HRS only when the CREW table uses a Pilot CREW_JOB entry.
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