When the ____________________ operator connects simple conditions, all the simple conditions must be true in order for the compound condition to be true.
Fill in the blank(s) with the appropriate word(s).
AND
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which are horizontally fragmented on the department number, deptNo. Assume there is an integrity constraint that requires that every member of staff earns less than every manager in the same department. Further assume that we wish to insert the tuple (‘S9100’, ‘John Smith’, ‘1-May-1960’, 30000, ‘D1’) into the Staff relation. Under what conditions can this constraint be checked locally?
Consider the following two relations: ``` Staff (staffNo, name, DOB, salary, deptNo) Department (deptNo, deptName, managerStaffNo) ```
Consider the schema Grades(id,grade), where grades are in between 0 and 100. Write a query that computes the histogram of the form
This problem is not as easy as it sounds.
Which of the following is a business that provides individuals and companies access to the Internet for free or for a fee?
A. access provider B. service provider C. host provider D. email provider
When you start PowerPoint, by default, the program opens in Slide Show view.
Answer the following statement true (T) or false (F)