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You have a friend that runs a motor bike club that holds racing events at various venues on weekends, on a monthly basis. Some venues are private race tracks and some are dirt tracks on private farms (ie. none of the racing is done on public roads). Racers must provide their own bike and appropriate safety gear. Each racer must make their own way to each of the racing events venues. Each time a competition day is scheduled, a number of members register for it. When they register they specify the events they wish to compete in. Currently the club manually keeps records of
Pass/Credit Level - Design
To assist your friend, try and come up with a small database design for a new system. Provide the following:
Higher Level - Construct and Test
Draw an ER diagram for company''s database schema
Give the general form of SQL query? Select A1, A2............., An From R1, R2..............., Rm Where P
State your technical objectives for mining the data. Data Understanding. Describe the data For each attribute, give its description and data type. For numeric attributes
Describe how you can simplify Operations. To simplify operation, one should use inheritance, where possible to use, to reduce the quantity of distinct operations. Introduce new
What is called block-level striping? Block level striping stripes blocks across many disks. It treats the array of disks as a large disk, and provides blocks logical numbers
Question 1 Indexes are ocasionally defines on a single field of a file called an indexing field. List and describe the different types of indexes Question 2 Consider a book i
how to solve the C type problems?
List the SQL domain Types? SQL supports the following domain types. 1) Char(n) 2) varchar(n) 3) int 4) numeric(p,d) 5) float(n) 6) date.
note on hashing technique
Define single valued and multivalued attributes. Single valued attributes: attributes with a single value for a particular entity are known as single valued attributes. Mult
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