Answer:
B
Explanation:
All the options above are correct about SQL except that they're NOT compiled each time they're executed. Which makes the right option, B.
Answer:
True
Explanation:
Because i have done it before and it works on an accer
The default constraint gives a value to an attribute when a new row is added to a table.
<h3>Is default a kind of constraint?</h3>
This is known to be a type of constraint that often apply a value to a column if an INSERT statement does not really give the value for the column.
Therefore, one can say that the default constraint gives a value to an attribute when a new row is added to a table.
Learn more about default constraint from
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