Examlex
Foreign keys are commonly used to help link one table to another.
Productivity
The measure of efficiency in which goods and services are produced, often evaluated by the output per unit of input.
Q20: The term elastic,which was first used this
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Q38: One of the functions of a DBMS
Q61: When you modify or delete data present
Q66: Which of the following has not contributed
Q82: _ a worldwide-unique name that is affiliated
Q94: _ is the return of a part
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Q111: Porter defined _ as the amount of