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Find an example of an actual data warehouse. For this example, describe the content, purpose, user access methods, and sources of data (what on-line transaction processing [OLTP] databases feed data into the data warehouse) - (make sure that your example is not just a normalized OLTP database that someone has mistakenly misnamed a data warehouse or data mart, or just a vendor's advertisement/description of their product). In addition to answering the question above, to get full credit on this assignment your data warehouse should be publically accessible so that the rest of the class
Its a lead a project that will implement a new learning management system for your university. You have two key tasks: Task 1: Investigate learning management software packages that are available through application service providers.
A database is to be created for University to monitor students' progress throughout their course of study. Students are reading for degree (such as BTech, BTech(Hons) MCA, etc) within framework of modular system.
List the students ID, name, GPA, and course Number such that all students have GPA greater than 3 . 5 and enrolled in a course in Jan 1, 2011. Find the names of all students who have GPA greater than 3.
Write down the responsibilities of the database administrator (DBA)? Could you outline tasks that he/she has to perform, and what could be consequences if these matters are not handled?
What is the business implications that can be drawn from the process of building and comparing these models, and has this practice helped resolve the business issue? Why or why not?
Examine different sales transactions. Design a context diagram and a level-0 diagram that represent the selling system at the store.
Write the procedure named Get_frequencies which constructs character frequency table. Input to procedure must be a pointer to the string, and pointer to array of 256 doublewords.
Create a query that spans both tables. Eliminate redundant fields. Modify the Query to select only those Customers that had service dates in October and November 2006.
What advantage is there in storing metadata in tables? Is Microsoft Access a DBMS? Why or why not? List the several consequences of a poorly designed database.
For each table argue whether or not interference with another transaction is possible. Illustrate concurrency control method using two phase locking.
Mark the following words in the document as index entries: behavior (four instances), favorable (five instances), and impression (eight instances).
Create a function that returns the day of the week for a specified date. Create a trigger that displays the message "Emp table updated" when an update to the employee table increases the employee's basic salary.
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