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4 votes
A NOT NULL ______is a rule that prevents certain fields in a database from being left blank.

1 schema
2 constraint
3 query builder
4 scalability

User WaZaA
by
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1 Answer

5 votes

Answer:

Constraint

Step-by-step explanation:

A column's inability to contain a null value is specified by the not null which is a constraint. All table updates must include values for these columns. Therefore, this is the correct option

User Dragas
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