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What it creates while a primary key is combined with a foreign key?
It creates Parent-Child relation ship between the tables that connect them while a primary key is combined with a foreign key.
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
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, c
What are called index-sequential files? The files that are ordered sequentially with a primary index on the search key are known as index-sequential files
what is attribute is attribute inheritance in dbms?
how to design tables
Drawbacks of Database systems ?
Explain the use of constraints in functional model with suitable example. A constraint shows relationship between two objects at same time, or among various values of the sam
Explain the B + tree? B + tree is a type of tree which denotes sorted data in a way that permits for efficient insertion, retrieval and removal of records, each of which is
Normalization :It is a process of examine the given relation schemas based on their primary key and Functional Dependencies (FDs) to achieve the properties Minimizing redun
What is a hash index? A hash index organizes the search keys, with their associated pointers, into a hash file structure.
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