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Clement Clement
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Posts: 510
5 years ago
To add a NOT NULL column to a table, we first add a NULL column, then we insert values into every row, and finally we change the NULL constraint to NOT NULL.

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Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
Authors:
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KaajalpKaajalp
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Posts: 367
5 years ago
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