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kinglazy kinglazy
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6 years ago
The ____ constraint prevents the user from adding a NULL value in the specified column.
 a. IS NULL
  b. NOT NULL
   c. NULL
  d. NULL KEY
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cedd123cedd123
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6 years ago
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kinglazy Author
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6 years ago
This helped my grade so much Perfect
Shassta22
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Yesterday
Helped a lot
ofsuahasiufhoas
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2 hours ago
Thanks for your help!!
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