Examlex
Ideally,a primary key is composed of several attributes.
Economic Downturn
A period of decreased economic activity characterized by reduced consumer spending, business closures, and rising unemployment.
Pink Slip
A notice of termination of employment given to an employee; traditionally thought of as being printed on pink paper.
Persuasive Essay
A type of writing that aims to convince the reader to agree with the writer's opinion or perspective on a certain topic.
Community Service
Voluntary work intended to help people in a particular area, often mandated by courts as a part of sentencing for a crime.
Q12: Ideally,an entity identifier is composed of _
Q13: Disjoint subtypes are subtypes that contain nonunique
Q20: The _ relational type is the "relational
Q29: Composite primary keys are particularly useful as
Q31: Normalization is a very important database design
Q41: If you have not yet used the
Q44: Which of the following is true of
Q68: When joining three or more tables,you need
Q79: What is the interest rate offered by
Q104: The Federal Reserve Bank has the responsibility