When Running a Correlated Subquery,the DBMS ________

question 12

Multiple Choice

When running a correlated subquery,the DBMS ________.

• A)runs the lower SELECT statement by itself and then sends the results to the upper SELECT statement.
• B)runs the upper SELECT statement by itself and then sends the results to the lower SELECT statement.
• C)alternates running the lower SELECT statement with running the upper SELECT statement based on each result of the lower SELECT statement
• D)either A or B may be used depending on the query.
• E)None of the above describes how a correlated subquery is run by the DBMS.

---

Definitions:

Initial Endowment

The initial set of assets, goods, or resources that an individual or entity possesses prior to participation in an economic exchange or process.

Units of Quiche

Specific portions or quantities of quiche, often used in the context of production or sales.

Pareto Optimal Allocation

An allocation of assets where improving the situation of one person necessitates detriment to another.

Utility Function

Represents the consumer's preference ranking for various bundles of goods, showing the level of satisfaction for each bundle.