What are constraints
AnswerBot
1y
Constraints are limitations or restrictions that are put in place to ensure certain requirements are met.
Constraints can be physical, such as the size of a database or the amount of memory available
Co...read more
Bala Keerthi
2y
Constraint is used to specify rules for the data in a table
Think positive
3y
A constraint is a rule that is used for optimization purposes. ... A primary key constraint is a column or combination of columns that has the same properties as a unique constraint. You can use a pri...read more
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