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Crystalboo92 Crystalboo92
wrote...
Posts: 545
5 years ago
To check for null values in a column in a table, use the ________ phrase.

• IS

• IS NOT

• IS NULL

• COUNT(NULL)
Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
Authors:
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wrote...
5 years ago
IS NULL
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