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1. What are the differences between the characteristics of an operational database and a dimensional database?
2. What is XML, and why is it useful?
3. What is an XML Schema document?
4. How can XML be used with a DBMS?
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.
Show a Structured Query Language (SQL) query, and screenshot your results in a Microsoft Word document. For Part 2, provide explanations and screenshots documenting
Write a program in the language of your choice to calculate the sum of all the multiples of 3 or 5 below 1000. Include the source code and the calculated value in your answer.
Write an SQL select statement against the comments table in your database and display each row properly formatted on the main tree page. The most recent comment should be displayed first. All user comments should display under the tree like:
Display the vendor ID and vendor name of the items whose item quantity is the largest and display the item ID and item quantity of all items whoseitem quantity is less than the average quantity. Also display the average quantity
Task one will provide a relational database implementation of the sample solution from the first assignment. This should be done using CASE software (the choice will be up to you).
Create a table named Inventory using the instructions above. Use the data shown below, with the following guidelines:
Which of the subsequent is an accurate statement - When the LOWER function is used in a SELECT clause, it will automatically store the data in lower-case letters in the database table.
Explain the function of each of the clauses in the SELECT statement. What restrictions are imposed on these clauses. What are the two major components of SQL and what function do they serve
Prepare SQL queries to find the customers who have reserved only 4-door cars.
submit the table creation statements for the database model. submit them all in a single script file.also submit a
Execute queries to confirm that the basket order status and product stock levels have been appropriately modified by the trigger - the trigger needs to fire when a new status record is added to the BB_BASKETSTATUS table and when the IDSTAGE col..
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