First normal form (1NF) :
As per the rule of first normal form, an attribute (column) of a table cannot hold multiple values. It should hold only atomic values.
Example: Suppose a company wants to store the names and contact details of its employees. It creates a ta...
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3,999
5,499
27% off
999
1,499
33% off
5.0
4.5
999
5.0
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