A Join That Is Based Upon Equality Between Values in Two

question 25

Multiple Choice

A join that is based upon equality between values in two common columns with the same name and where one duplicate column has been removed is called a(n) :

• A) equi-join.
• B) natural join.
• C) multivariate join.
• D) inner join.

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Definitions:

Epidural Space

An anatomical space located outside the dura mater of the spinal cord and brain, commonly known for its role in epidural anesthesia.

Dura Mater

The tough outer layer of the meninges that protects the brain and spinal cord.

Subarachnoid Space

The interval between the arachnoid membrane and the pia mater surrounding the brain and spinal cord, filled with cerebrospinal fluid.

Arachnoid Mater

A delicate membrane, one of the three layers of the meninges that surround the brain and spinal cord.