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A database to track your progress in your college program will track your progress towards graduation! A database that has information containing the classes that you have taken, classes that you need to take, course grades, instructors, and even classes that will transfer to your desired four year college university will keep you on a steady track to graduation.
A database that contains information on your college program and tracks your progress is very useful and contains many benefits.
Benefits---
A database that contains information on your college program will help you keep an eye on your GPA. You can track your grades and make sure that your GPA is in good standing. With having information of your grades and which instructors taught which classes, you can even tell your friends and classmates which instructors you liked and which ones you didn't.
Compare three clustering algorithms in Weka. For this comparison, you will need to use at least two different datasets. Run the algorithms on the datasets, and use the visual
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
Failures and Recovery In practice various things might occur to prevent a transaction from completing. Recovery methods are used to bring database, which does not satisfy consi
Show a centralised schema to support the operation of the system you have chosen, including in particular: the product catalogue; the outlets and respective stocks; customer record
It defines that the tuple in one relation that refers to another relation must refer to an existing tuple in that relation. This constraint is states on two relations (not essentia
Differentiate between static hashing and dynamic hashing. Ans: Static Hashing comprises the number of primary pages in the directory fixed. So, while a bucket is full, we requ
What is completeness constraint on generalization? Define the variation between total and partial design constraint. Give an example each. Ans: Completeness Constraints
To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
(a) Explain briefly the three parts of a relational Model. (b) Contrast the following terms with an appropriate example: (i) stored attribute v/s derived attribute (ii) en
Write a program within embedded SQL to associative the total trip expenses of the salesman named ‘John' for the relations. EXEC SQL BEGIN DECLARE SECTION; long total_expenses;
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