Examlex
In implementation terms, an entity is existence-dependent if it has a mandatory primary key.
Positively Correlated
A relationship between two variables where they move in the same direction, meaning as one variable increases, the other also increases.
Negatively Correlated
A relationship between two variables in which one variable increases as the other decreases, or vice versa.
Muggings
Acts of attacking and robbing someone in a public place.
Hot Temperatures
High degrees of heat or warmth in the environment, often causing discomfort or physiological stress.
Q23: A _ is a primary key created
Q31: Data mining is part of the "_"
Q33: Comparison operators cannot be used to place
Q38: All relational tables satisfy the 1NF requirements.
Q41: The COMMIT command does not permanently save
Q50: An entity cluster is considered "virtual" or
Q71: Some very specialized applications may require normalization
Q71: A table can be deleted from the
Q72: A(n) _ is a logical group of
Q92: _ systems provided no data extraction/integration process.<br>A)