an example of a weak entity is staff because the
An example of a weak entity is Staff because the availabilityID cannot be uniquely identified unless it is used in conjunction with the foreign key known as availabilityID in the Availability entity type.
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a database has been designed for this beauty parlour in order for the staff to manage specific things such as bookings made by clients payments staff
1item based services will be charged fixed prices and time-based will be charged variably depending on time such as per houritem-based fixed pedicure
suppose that betsys utility function is given by the equation uy03 where y is calculated in thousands of dollars betsys present job pays her 20000
1staffstaffid firstname lastname availabilityid experience phone mobile email2availabilityavailabilityid monday tuesday wednesday thursday friday
an example of a weak entity is staff because the availabilityid cannot be uniquely identified unless it is used in conjunction with the foreign key
in the er diagram one example of subclassing is depicted following the services entity the subclasses item based and time based are created the
a stationary 40 kn single axle load applied on a circular contact area of radius 152 mm 6 is applied to each of the flexible pavement structures
1 staff staffid --gt availabilityid2 services servicesid --gt itembasedid --gt timedbasedid3 timedbased timedbasedid--gt priceid4 clients clientid
lots of states have scratch offs with various different monetary payoffs for example the 500 a week for life in new york offers the payout and odds
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