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Question: "Advanced SQL and PL / SQL" Please respond to the following:
Extracting and interpreting data can be very valuable to an organization. Describe the importance of using sub queries in a database system. Provide at least two business case scenarios to support your response.
A good IT professional is able to be versatile in SQL programming styles. Identify at least two possible advantages of utilizing PL / SQL instead of standard SQL Syntax. Explain whether either syntax provides enhanced code processing capabilities with examples. Note: The Strayer Oracle Server may be used to test and compile the SQL Queries developed.
An operation specification for the most important single interaction between user and system during the critical core use case's normal flow.
Explain what you understand by the terms Query Evaluation and Query optimization - Discuss the ways or strategies you can apply to improve the query performance
An articulation of the business requirements in terms of specific processes or business development needs.
You have been asked to create a database model using MS Visio Database Model Diagram Template. The purpose of this lab is to provide experience designing, with limited instructions, a simple database based on a list of data requirements and associ..
Are there any multivalued attributes shown? If so, discuss how it/they should be handled in the implementation of the relational database.
Over time computers have evolved from room-sized machines to hand-held devices. What has been the impact of this evolution?
Write a paper describing Project management lifecycle and Systems Delivery lifecycle.Your paper must contain two well-formed paragraphs (a topic sentence supported by three to four additional sentences).
Customers can be friends of other customers, and view comments on wish list of their friends.
Write the script called checking that will take any number of filenames as command-line arguments and will print the names of those files that are readable and writeable text files.
Identify the aspects of the database design that can be denormalized. Explain the key ways in which the business rules support the degree of normalization.
Explain thoughts on database design process this far. You have learned about first three phases of process: defining mission statement and mission objectives, analyzing current database, and creating data structures.
Which field or fields cause a table to no longer be in third normal form? In which normal form is denormalized table?
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