Examlex
To model time-variant data, one must create a new entity in an M:N relationship with the original entity.
Social Network Analysis
A methodology for investigating social structures through the use of networks and graph theory, analyzing the relational ties between individuals or entities.
Older Method
This term refers to a technique, practice, or procedure that has been used in the past, suggesting that it might be outdated or replaced by more modern approaches.
Sociometry
A methodological approach used to measure relationships, attraction, and social dynamics within groups.
Hierarchical Groups
Groups organized in a way that positions individuals or subgroups in levels of varying status or authority.
Q2: The entity relationship diagram (ERD)represents the database
Q15: A(n)join links tables by selecting only the
Q17: Explain recursive relationships with the help of
Q32: The constraint assigns a value to an
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Q42: The data model is said to be
Q63: (A)Estimate the mean and median value of
Q71: exists when it is possible to make
Q83: Financial analysts often investigate the value at