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MIS562 Week 5 in MySQL – 4 queries – Instant Delivery – Perfect Solution
Name: _______________________
Homework (50 points)
Please use the template below to provide your answers. Be sure to add your SQL Query and executed output from your input SQL Query. Any answers without executed output WILL NOT earn any credit.
Using the student schema from Week 4, provide answers to the following questions.
Question SQL statement or Answer
1. Generate statistics for the student, enrollment, grade, and zipcode tables (15 pts)
Use following.
ANALYZE TABLE XXXXXX;
SHOW TABLE STATUS FROM MIS562_XXXX WHERE NAME IN (‘STUDENT’,’ENROLLMENT’,’GRADE’,’ZIPCODE’);
2. Write a query that performs a join, a subquery, a correlated subquery using the student, enrollment, grade, and zipcode tables. Execute each query to show that it produces the same results. (15 pts)
3. Produce an autotrace output using Explain for each query. (10 pts)
4. Analyze the results and state which performs best and why. Write an analysis of what operations are being performed for each query. Determine which query is the most efficient and explain why (10 pts)
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******************************************** Good Luck ***************************************************
* You can also use 2CO option if you want to purchase through Credit Cards/Paypal but make sure you put the correct billing information otherwise you wont be able to receive any download link.
* Your paypal has to be pre-loaded in order to complete the purchase or otherwise please discuss it with us at [email protected].
* As soon as the payment is received, download link of the solution will automatically be sent to the address used in selected payment method.
* Please check your junk mails as the download link email might go there and please be patient for the download link email. Sometimes, due to server congestion, you may receive download link with a delay.
* All the contents are compressed in one zip folder.
* In case if you get stuck at any point during the payment process, please immediately contact us at [email protected] and we will fix it with you.
* We try our best to reach back to you on immediate basis. However, please wait for atleast 8 hours for a response from our side. Afterall, we are humans.
* Comments/Feedbacks are truely welcomed and there might be some incentives for you for the next lab/quiz/assignment.
* In case of any query, please donot hesitate to contact us at [email protected].
* MOST IMPORTANT Please use the tutorials as a guide and they need NOT to be used for any submission. Just take help from the material.
******************************************** Good Luck ***************************************************
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