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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.
Describe domain constraints. Domain constraints contain entity integrity and referential integrity. The domain is a set of values that might be assigned to an attribute. The en
Table_Name( attribute_1, attribute_2, attribute_3, ….. ,attribute_x) Primary Key ( attribute_1, attribute_2) Foreign Key attribute_4 References Table_Name_2 (repeat for each fore
Explain Candidate key? Candidate Key - A candidate key is a minimal superkey, that can be used to uniquely identify a tuple in the relation.
What is Data dictionary? A data dictionary is a reserved space in a database that is employed to store information about the database itself. A data dictionary may consist o
Construct a generalization-specialization hierarchy for a motor-vehicle sales company. The company sells motorcycles that comprise an engine number and cost; cars that have a chass
In a relation, tuples are not inserted in any definite order. Ordering of tuples is not defined as a part of a relation definition. Though, records may be structured later accordin
Properties of a Transaction A transaction has four main properties. These are: Atomicity Consistency Isolation or Independence Durability or Permanen
Discuss along with examples about several types of attributes present in the ER model? Types of Attributes are: • SIMPLE attributes are attributes which are drawn from the ato
How the time stamps are implemented Use the value of the system clock as the time stamp. That is a transaction's time stamp is equivalent to the value of the clock when the tra
3 assignments combined in 1
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