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Equi-join:-
The equi-join of two relations R and S over the common attribute B is the set of all pairs of tuples, the first from R and the second from S, such that the values of attribute B are equal. The equi-join can also be defined relative to several common attributes. How does the equi-join of R and S over all common attributes differ from the natural join of R and S?
Prepare database design documents using the data definition, data manipulation, and data control language components of the SQL language.
Make a 3-by-3 chart with row and column labels WHITE, GRAY, and BLACK. In each cell (i, j), indicate whether, at any point during a depth-first search of directed graph.
What is the two-phase locking protocol and what is the strict two-phase locking protocol? What is the rigorous two-phase locking protocol? What benefit does strict two-phase locking protocol provide? What benefit does rigorous two-phase locking pr..
Design the class doctorType, inherited from the class personType, defined in Chapter 12, with an additional data member to store a doctor's speciality.
a design document and a revised project plan. You must submit both sections as separate files for the completion of this assignment. Label each file name according to the section of the assignment it is written for.
Populate your database with at least 3 rows of data and import your IDEF1X diagram into Oracle and create the appropriate tables and relationships.
A distributed database management system (DDBMS) stores a logically related database over two or more physically distinct locations connected by a computer network.
To what kind of list would you change it? What would you require to change about content in order for new list type to be effective for purpose of list?
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the development of complex algorithms that can mine mounds of data that have been collected from people and digital
Compute the predetermined overhead rate under the current method, and determine the unit product cost of each product for the current year.
Describe the data obtained through the observations. Charts, diagrams, or other visual depictions of your data may be included.
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