The number of entities in a relationship is the arity of the relationship. The most common are:
Answer(s): A,B,D
What type of key is used in physical and sometimes logical relational data modelling schemes to represent a relationship?
Answer(s): B
Please select valid modelling schemes or notations
Answer(s): A,B,C,D,E
Domains can be identified in different ways including: data type; data format; list; range; and rule- based.
Answer(s): A
Snowflaking is the term given to normalizing the flat, single-table, dimensional structure in a star schema into the respective component hierarchical or network structures.
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