What are the three types of anomalies in database and
Explain?
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Answer Posted / safiullah
there are three type of anomaly
1)insertion anomaly
2)deletion anomaly
3)modification anomaly
INSERTION ANOMALY occur when certain attribute cannot be inserted into the database without the presence of other attribute.
DELETION ANOMALY exist when certain attributes are lost because of the deletion of other attribute.
ANOMALY's MODIFICATION occur when we are not able to modifying the record in database without takecare of other facts.
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