When an update is in progress, how can the trigger code obtain the value of a column,
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When an update is in progress, how can the trigger code obtain the value of a column, say C1, before the update began? How can the trigger code obtain the value that the column is being set to?
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The new values of the table or view columns can be accessed wi...View the full answer
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Related Book For
Database Processing Fundamentals, Design, and Implementation
ISBN: 978-0133876703
14th edition
Authors: David M. Kroenke, David J. Auer
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