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What is online analytical processing? How is OLAP related to databases? What is a pivot table, and how are pivot tables and OLAP related?
For each table argue whether or not interference with another transaction is possible. Illustrate concurrency control method using two phase locking.
Don't forget to underline key attributes for entity sets and include arrowheads indicating the multiplicity of relationships
What is the order P of the B+-tree if B+-tree access structure on the key is constructed? What is the number of leaf-level blocks needed if blocks are approximately 69% full (round up for convenience)?
Explain the thought process of DBA as they craete the database to be fault tolerant. What policies would you suggest to get this goal?
Illustrate all data in each of the four tables. Don't show foreign key columns. Write down the names and e-mail addresses for all customers who have had stove repair which cost more than $50.
you are working for country club with thousands of members. you have been tasked with designing a database to keep
Using ER Assist Tool to draw the ER Diagram for the Company Database. The Requirements were discussed in the class.
This system will also provide administrators with the ability to create custom reports and filter data based upon a wide variety of information captured from each store.
Use Hands-on Projects that are in the back of your Chapter to introduce you to the Microsoft SQL Server 2008.
Give at least three reasons why ETL functions are most challenging in a data warehouse environment.
problem 1for the normal form game below solve for all nash equilibria and provide a justification for players
What must a user guarantee with respect to a transaction and database consis-tency? What should a DBMS guarantee with respect toconcurrent execution of several transactions and database consistency?
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