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Showing posts with label
NOT NULL
.
Show all posts
Showing posts with label
NOT NULL
.
Show all posts
May 25, 2009
Much More About Constraints
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PRIMARY KEY LOOK UP DURING FOREIGN KEY CREATION The lookup of matching primary keys at time of foreign key insertion takes time.In realea...
Apr 9, 2009
Table Creation/// NOT NULL (check constraint)
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Everything (Table Creation including Primary ,Foreign key ,Check constraint and giving user defined CONSTRAINT NAME for NOT NULL CONSTRAINT...
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