Examlex
The use of a doubly nested set of NOT EXISTS SELECT statements is so rare that even if you are a professional database developer you will probably never see it used.
Proportions
The relationship between parts and a whole, often expressed as a ratio or fraction.
Factor 1
An element or component that contributes to a particular result or situation; can be considered as a contributing variable in different contexts.
Profit
The financial gain obtained when the revenue from selling goods or services exceeds the costs involved in their production or provision.
Production Function
A production function is an equation that describes the maximum output of a good or service an economy or firm can produce given the input resources it has available.
Q2: To represent a one-to-many relationship in a
Q14: For a workstation running the Windows operating
Q21: How does a DBMS store data on
Q28: Data modelers agree that weak,non-ID-dependent entities exist
Q38: A referential integrity constraint policy that insures
Q44: Which of the following is not true
Q55: Database processing and document processing are unrelated
Q68: Briefly define the four isolation levels and
Q85: If the values in an SQL view
Q115: OLE DB is an object-oriented interface.