What is the use of CASCADE CONSTRAINTS?

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hemant kumar

What is the use of CASCADE CONSTRAINTS?
1 Answer(s) 2 years and 6 months ago
Posted in : SQL

What is the use of CASCADE CONSTRAINTS?

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November 20, 2010 at 12:20 PM

Hi,

The CASCADE CONSTRAINTS clause drops all referencial integrity constraints that refer to the primary and unique keys defined on the dropped columns.

Thanks,

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