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Home Q & A Board Science-Related Homework Help Computer Studies
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yuknam yuknam
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5 years ago
During the database redesign process, you discover that when you try to change a DEPARTMENT name (the department's primary key), the change is disallowed by the DBMS due to your design of the EMPLOYEE table (which has a foreign key referencing DEPARTMENT) You want the change to be allowed. To fix this, you use what SQL syntax?

• ON UPDATE CASCADE

• ON DELETE CASCADE

• ADD CONSTRAINT

• FOREIGN KEY
Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
Authors:
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jeromet1jeromet1
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5 years ago
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yuknam Author
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#2
5 years ago
Exactly what I needed for my project, TYSM
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