By Philip J. Pratt, Mary Z. Last
A advisor TO SQL, 8E, remains to be the fundamental SQL reference. It builds at the good fortune of earlier versions through featuring simple SQL instructions within the context of a working case within which a company makes use of SQL to control orders, components, buyers, and revenues reps. The booklet covers the basics of SQL programming utilizing user-friendly guide and vast hands-on workouts. carrying on with with its specialize in studying the fundamentals whatever the database atmosphere selected, this variation beneficial properties examples from the most recent databases: Oracle 11g, entry 2007, and MySQL. The 8th version expands at the use of operating case stories by means of including a 3rd working case to the large hands-on pedagogy on the finish of each bankruptcy.
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Extra resources for A Guide to SQL (8th Edition)
List the book code and title of each book that has the type FIC. 4. List the book code and title of each book that has the type FIC and that is in paperback. 5. List the book code and title of each book that has the type FIC or whose publisher code is SC. 6. List the book code and title of each book that has the type MYS and a price of less than $20. 7. Customers who are part of a special program get a 10 percent discount off regular book prices. For the first five books in the BOOK table, list the book code, title, and discounted price.
For example, if managers at Premiere Products have a policy never to hire two reps with the same last name, then LAST_NAME would indeed determine the other columns. Without such a policy, however, LAST_NAME would not determine the other columns. 05 FIGURE 2-6 1626 Taylor Fillmore FL Norton FL REP table with two reps named Kaiser PRIMARY KEYS Another important database design concept is the primary key. In the simplest terms, the primary key is the unique identifier for a table. For example, the REP_NUM column is the unique identifier for the REP table.
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