New Course
Concept
Deletion Anomaly
Summary
A
deletion anomaly
occurs in a database when the removal of a
data record
results in the
unintended loss
of additional,
related information
. This typically arises in
poorly normalized databases
where a
single record
contains data about
multiple entities
, leading to
data integrity issues
when
records are deleted
.
Relevant Degrees
Human-Computer Interaction and User Experience 70%
Data Management and Processing 30%
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