Want table design for different time slots(Normalization)

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How to normalize it

For each week no we can define maximum 3 time slots, Category id specifies different categories.For each category we have to define 3 times slots for each week.

CSS

Category Id Week No Start Time  End Time
1   1   9:00    1:00
1   1   3:00    5:10
1   1   6:00    7:00
1   2   9:00    1:00
1   2   4:00    5:10
1   2   6:00    7:00
    .
    .
    .
2   1   9:00    1:00
2   1   3:00    5:10
2   1   6:00    7:00
2   2   9:00    1:00
2   2   .   .

Posted 27-Jul-15 20:55pm

Mangesh9692

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Wendelius · Answer 1 · 2015-07-27T21:01:00

Solution 1

I probably would create a table similar to your post but add a timeslot number as a column. The timeslot would be unique when combined with week number and category number. Timeslot would also have a check constraint that the value is between 1 and 3.

Posted 27-Jul-15 21:01pm

Wendelius