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Research and SQL Queries
Value:20%
Due Date:26-May-2019
Return Date:19-Jun-2019
Submission method options:Alternative submission method
Task
back to topThis Assessment comprises two parts. Please refer to the submission instructions section for submission of each part.
Assessment Part A: (10 MARKS)
From Resources under Main Menu in Interact 2 go to Assignment 5 Folder
NOTES
- This assignment requires you to use SQL Workbench to complete the tasks.
Instruction sheet on how to install SQL Workbench will be placed under ‘student resources’ on Interact2.
- You will need to download and use the file ‘Assignment5’, from Interact2 Student Resources in the ‘Assignment 5 - SQL DB’ folder.
- Queries need to have the correct syntax and must show the results after execution:
Typing the SQL statements or the results is NOT acceptable.
Write and run SQL statements to complete the following tasks
- List the names and codes of vendors and the number of products each vendor has supplied, i.e. vendor AA has supplied xxx products, and vendor BB has supplied yyy products etc.
- Show the total value of invoices for each customer with the customer the Last Name, and a column heading showing ‘Total_invoice_value’ in the results.
- List the names of the customers and how many times a customer generated an invoice: make sure the new column heading reads “Num_Of_Invoices”.
- Through a calculation, show the Total unit price (aliased column) for the units and line price.
- Show the details of the invoice that has the minimum subtotal.
- List all the purchases made by customer Orlando. (use a natural join).
- Add a new vendor row/record in the vendor table and use your teacher’s name and your choice of other details. (1m)
- Add a new row/record to the `customer` table to include your actual student_ID in the CUS_CODE, your last_name as the CUS_LNAME` and your first name as CUS_FNAME. Add any other details of your choice in all the other fields.
- Add a new attribute (field) ‘Customer_rating’ with data type and length ‘VARCHAR(14) to the vendor table.
- Update ‘Customer_rating’ for the Customer that has ‘your student ID and name’ from point 2, to show ‘GREAT’.
Assessment Part B (approx. 500-550 words): 10 MARKS
Note: you are expected to conduct research about current and future Database technologies by answering the below question:
Research Question:List and discuss thefour basic categories of NoSQL databases: outline the differences between these categories and give examples where these are used.
Note: Use proper references in the APA style.
Submission Instructions:
You are required to submit the following file:
AWord documentwith 2 parts –
Part A:the SQL statements for each query (should be copied from your Workbench software into your Word assignment file): The screenshots of the results of the SQL statements copied and pasted into your submission file immediately after you execute the SQL query and under the SQL statements for the question.
Part B:Your researched answer in about 500-550 wordson NoSQL databasetechnologies.
Rationale
back to topThis assessment task will assess the following learning outcome/s:
- be able to use complex SQL commands to query a database.
- be able to research a recent development in the field of database technology.
Marking criteria and standards
back to topThe marking criteria for this assignment is:
Criteria
|
HD
|
DI
|
CR
|
PS
|
PART A: be able
to use complex
SQL commands
to query a
database.
PART B: be able
to research a
recent
development in
the field of
database
technology.
|
PART A:SQL
syntax returns
all attributes
that meet the
business
requirement
from the tables
that hold the
data and applies
the correct
restrictions to
retrieve the
required
information.
PART B:
Demonstrates
an excellent
ability at
researching
recent
developments
in the field of
database
technology with
all the
responses
supported by
examples and
use correct
terminology.
|
PART A:SQL
syntax returns
all attributes
that meet the
business
requirement
from the tables
that hold the
data with minor
omissions and
applies
appropriate
restrictions to
retrieve the
required
information.
PART B:
Demonstrates a
good ability at
researching
recent
developments
in the field of
database
technology with
most responses
supported by
examples and
use correct
terminology.
|
PART A:SQL
syntax returns
key attributes
that meet the
business
requirement
from the tables
that hold the
data and applies
relevant
restrictions.
PART B: Makes a
genuine attempt
at researching
recent
developments
in the field of
database
technology with
some responses
supported by
examples and
use correct
terminology.
|
PART A:SQL
syntax returns
key attributes
that meet the
business
requirement
from the tables
that hold the
data. However,
the restrictions
applied
to retrieve the
required
information
contain minor
errors.
PART B: Limited
knowledge of
the
implementation
considerations
and a basic
explanation of
the security
issues.
|
Requirements
back to topEither submit your assignmentasa PDFora Word document.
Don't use any other file formats.
Please include your student ID, name and subject code in your submission.