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1. 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. 2. 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. Required minimum-1 page
Create the database using three tables: one for student information, one for advisor information, and one for department information.
Your task is to develop a database to support this activity.Here is what you need to be able to provide Custom Auto Body in order to land your first consulting contract:
To analyse a set of data, and write a memo, identifying and explaining your insights into the operation of Todd Restaurants.
Consider system which produces budget reports for department at university. For whichever system you select, answer the following design questions. Who will use output?
Why do you believe that views by themselves are insufficient for protecting access by unauthorized users?
Mark the following words in the document as index entries: behavior (four instances), favorable (five instances), and impression (eight instances).
Did the corresponding lines for invoices 1001 and 1008 in table LINE get deleted automatically? Can you explain why?
Create and run the following sql queries and submit the screen shot of your result. Also submit the file lab_06_03. sql
Write down your subquery MAX_CALC_SAL. Name columns in result JOB_TITLE and JOB_TOTAL, and sort result on JOB_TOTAL in descending order.
You are interested in analyzing some hard-to-obtain data from two separate databases. Each database contains n numerical values.
You have been asked to develop a database utilizing only the written problem description given by the client. In reviewing the description.
Explain how you would follow three phases of traditional database design method (Hierarchical, Network, and Relational), considering the following scenario.
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