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Use DB 1SQLFUN2007 has table needed MyMovies along with the single column tables of the movies of my movies for cross join
1. Create a row function and explain its purpose.
2. Create some summarizing data and explain its purpose.
3. Create a cross join and explain its purpose.
let's consider location information for DUI checkpoints. If law enforcement agencies publish this information, is it okay to have law an app for drivers
Assume that data warehouse consists of three dimensions time, customer, and cell phone plan, and two measures number of calls and cell phone bill. Sketch a schema diagram for above data warehouse using star schema.
Identify the potential sales and department store transactions that can be stored within the database. Design a database solution and the potential business rules that could be used to house the sales transactions of the department store
how can you drop a table from your database that has one or more other tables referencing it with foreign keys?no words
Summarize briefly how to make use of indexes such as B+ tree or a hash indexes in selection, projection, and join operations?
prepare a 700 word paper discussing the case and incorporating answers to the questions below. it is important to
Start Access. Open the downloaded Access file named exploring_a02_grader_h1. Create a new table in Datasheet view using the name Donations. Switch to Design View and change ID to DonationID. Add the following field names to the table: DonorID, Plan..
Design and develop a database using professional principles and standards.
Write a reference-based implementation of a queue that uses a linear linked list to represent the items in the queue. You will need both a head reference and a tail reference.
Describe how you have represented weak entities, if any exist and describe how you have represented super type and subtype entities, if any exist.
From the e-Activity, select an organization, and explain the advantages and disadvantages of using an object-oriented database and a NoSQL database in its marketplace
Prove that Armstrong’s Axioms are sound and complete for FD in-ference. That is, show that repeated application of these axioms on aset F of FDs produces exactly the dependencies in F+.
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