Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
You group has been hired by TrainingrUs.com to keeps track of training revenues. TrainingrUS.com wants you to keep scheduling.
COURSE table contains following information:
Note: Primary Key (PK) is COURSE ID
Identify FK, if any
TRAINEE table contains following information:
Note: PK is (Trainee ID, Course_ID)
Training session signed for is the same as Course ID in COURSE table
Following sample data is available:
COURSE Sample data
Course ID
Price ($)
Instructor Name
Instructor Address
S111
2850
Harry
UB
S121
3200
Polly
S145
1200
Smith
Loyola
H111
500
Morton
JHU
H123
2200
David
TRAINEE sample data
Trainee ID
Course_ID
Trainee Name
Date of training
A101
Sam Paper
10/02/2009
Sam paper
10/03/2009
A110
Mary Poppins
11/01/2009
B112
Alex Johnson
11/02/2009
11/06/2009
B222
John Watt
10/01/2009
10/05/2009
C111
Jong Chu
F456
Jerry Long
11/08/2009
F555
Willy Polk
X123
Shirley Dent
PART A:
Table 1 (identify PK and FK relationships)
Table Name
COURSE
TRAINING
Primary Key (PK)
Foreign Key (FK)
Submit this table as Part A (section 2) requirement to be submitted see below
PART B:
Develop the following queries in ACCESS and run (execute) them
1. List the course ID and its cost, format the output appropriately.2. Give the trainee name and the number of classes each trainee is taking.3. How many trainees are taking classes on November 6th? (Give a count)4. Give the training sessions and their dates (make sure there is no repetition of session and corresponding date).5. How many students are registered per training section?6. How many courses are there?7. How many classes John Watt is taking?8. Give the total amount paid by Willy Polk9. Give the names of instructors teaching on November 6th
Explain three main attributes of data.
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
2NF Normal Form : A relation schema process R is in 2NF if it is in 1NF and each non-prime attribute A in R is fully functionally related on primary key. Second normal form (2N
Describe Database state in details? Database state: The actual data within the database at a particular moment in time is known as a database state.
External failure : A failure can also result because of an external cause, such as earthquakes, fire, floods, etc. The database must be duly backed up to avoid troubles occurring d
Use a Set operator to create a list of academics who have written or co-written less than 5 papers and also have greater than 3 interests. List their academic number in the output.
What is NULL? Give an example to described testing for NULL in SQL? The NULL SQL keyword is used to represent either a missing value or a value which is not applicable in a re
What is a block and a block number? A block is a contiguous sequence of sectors from a single track of one platter. Every request specifies the address on the disk to be refere
Explain the Recoverable Schedule A recoverable schedule is one in which for each pair of transactions Ti and Tj such that Tj reads a data item formerly written by Ti, the comm
Define various ways in which SELECT statement can be used for record selection Technology? SELECT gives you control over a number of aspects for record retrieval: 1) Which
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd