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What is Distributed system ?
Distributed System - A distributed system consists of a number of processing parts in which are interconnected through a computer network and in which cooperate in performing certain assigned tasks.
Create a view emp_dep containing e_name and number of dependents from the tables employee and dependent of (i) CREATE VIEW emp_dept AS SELECT ename, COUNT(*) FROM employee, dep
What is Relational calculus? Relational calculus is a Non- Procedural language.
I need help in doing my dbms project
Research Value: 7% Due Date: 17-Sep-2018 Return Date: 11-Oct-2018 Length: 700 words Submission method options: Alternative submission method Task back to top You are required to
what is object-identity
Mappings between Levels and Data Independence The 3 levels of abstraction in the database do not exist separately of each other. There must be some correspondence, or mapping
Security And Integrity After Reading the concepts of database recovery in the last section, let us now deal with a vital concept that helps in minimizing consistency errors in
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
#floating point representation is used to store
Explain in details about the f unctions of DBA ?
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