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Project Description: This is a Customer Management project. Customer data is presented in a text file. The program can load this text data into its database columns. The data ma
properties of derirable decomposition
recovey techniques based on deferred update and immediate update
Define a property that is not a property of transactions? Ans: Concurrency is not a property of transactions
Define the Division Operation of Relational Algebra Let R be a relation comprising attributes (A1,...Ap,Ap+1,...An) and S comprising attributes (Ap+1,...An) DEF: Division
let us consider a table having 2200 records and the fixed size of the table to be considered as 25.then how many numbers of table is requredto perform horizontal fragmentation
Data Redundancy -A lot of information is being repeated in the relation. For instance, the information that MCS-014 is named SSAD is repetitive, address of Rahul is "D- 27, Main ro
Whta is the advantage of the database management approach? The advantage of the database management approach is data is integrated and can be accessed by multiple programs.
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
What is association? Give an example of association Association is used for establishing relationships among classes. Association describe links among/between classes. For exa
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