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"Aggregate Queries" Please respond to the following:
Suppose you have been hired as an IT professional to support database reporting functionality for a Human Resources system. Compose at least two aggregate function queries that can be useful for the executives of the organization to extract summary data from a database system.
Synthesize how aggregate functions help the organization understand employee performance. Provide an example that supports how the aggregate function is used to leverage talent within the organization.
Note: The Strayer Oracle Server may be used to test and compile the SQL Queries developed.
You will provide long credential
Create an XML document with at least three instances of the car element defined in the XML schema of Exercise 1, and produce a display of the raw document.
Convert the table to 3NF. Represent your answer in DBDL. (i.e. Give table name and fields. Underline the primary key. Draw an entity-relationship diagram showing all relationships.)
Design a database, a database planner should spend a considerable amount of time thinking about what kind of information will be included in the database and how it will be organized.
Knowing the customers for targeted advertising. The board would like to know which type of customers (age or gender) are more interested in which types of cars (type)
ACCT360 Final Project. Falcor Supplies is a distributor of high tech teaching equipment. Its primary target customers are schools in the region who purchase the teaching equipment for classrooms and online use. Prepare the systems flowcharts of the..
Suppose you are asked to evaluate a DBMS in terms of lock granularity and the different locking levels. Create a simple database environment in which these features would be important.
Find out the internal schema of the above database
you were tasked to create an oracle database for a company to track their employees and projects. after speaking with
Design the logical structure of a database using Entity-Relationship diagram - Apply normalization techniques to reduce redundancy in a database.
Sketch an E-R diagram which reflects the above reuirements. Write a set of relational schemas and identify primary and foreign keys. Try not to include redundant schemas.
Name four attributes that you can use to define a data flow in the bus information system. Name four attributes that you can use to define a data store in the bus information system.
Discuss at least three design areas you would focus to improve the performance of database - Discuss the goals for tuning the server operating system and at least three areas that are normally tuned.
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