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- 03-28-2010, 05:40 AM #1
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need help in normalization from 1nf to 3nf
hi, im new to normalization and i am trying to normalize a table i made,
btw this is the fields: (payment depends on time_in and time_out)
unnormalized table
customer_number, customer_name, time_in, time_out, cottage_num, cottage_name, rental_fee, payment
1NF
sales customer data - customer_number customer_name time_in time_out payment
cottage data - customer_number cottage_num cottage_name rental_fee
2NF
Data in SECOND normalized form
sales customer data - customer_number customer_name time_in time_out payment
Data in SECOND normalized form
sales data - customer_number cottage_number payment
3NF
sales customer data - customer_number customer_name
sales data - customer number cottage_number payment
cottage data - cottage_number cottage_name rental_fee
please correct me if i did something wrong with the normalization steps thx :)


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