Examlex
Since a partial dependency can exist only if a table's primary key is composed of several attributes, if a table in 1NF has a single-attribute primary key, then the table is automatically in 2NF.
Status Quo Bias
The tendency for individuals to prefer for things to stay the same by doing nothing or by sticking with a decision made previously.
Default Option
A pre-selected choice among a set of options that will be applied if no alternative is specified by the decision-maker.
Action
The act of doing something or taking steps towards achieving an outcome.
Reactance
An encouraging response to incentives, personalities, standards, or rules that risk or nullify specific behavioral liberties.
Q5: exists when different and conflicting versions of
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Q17: The implementation of applications tends to prolong
Q21: Explain the Boyce-Codd normal form (BCNF).How is
Q22: The implementation phase of database design includes
Q29: In most modern relational DBMSs,a new database
Q30: The CUSTOMER table's primary key is CUS_CODE.The
Q36: Because a partial dependency can exist only
Q40: transparency allows data to be updated simultaneously
Q65: A trigger is procedural SQL code that