Examlex
In an Oracle sequence,the pseudo-column retrieves the current value of a sequence.
Rational Self-interest
Acting in a way that is most beneficial to oneself, based on logical and reasoned decision-making.
Utility
In economics, the satisfaction or benefit derived from consuming a product or service.
Opportunities
Circumstances that make it possible to do something, often leading to new ventures or investments in economics.
Scarcity
The limits placed on the amounts and types of goods and services available for consumption as the result of there being only limited economic resources from which to produce output; the fundamental economic constraint that creates opportunity costs and that necessitates the use of marginal analysis (cost-benefit analysis) to make optimal choices.
Q16: Composite keys are useful as identifiers of
Q29: To reveal meaning, information requires _.
Q29: Which of the following is a client-side
Q30: The primary key's main function is to
Q30: In the relational model, _ are important
Q35: A good API makes it easy to
Q39: _ are underlined in an ER diagram.
Q45: _ transparency exists when the end user
Q48: The conceptual design step that defines the
Q70: What command is used to save changes