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can you please explain with the help of suitable example the difference between conflict equivalence and conflict serializability?
explain various steps uses in evaluation and maintenance of MIS.
What is a query tree? Ans: A query tree, as well known as operator graph, is a tree data structure that corresponds to a relational algebra expression. It denotes the inpu
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
MOSS VALE is a town with 15000 inhabitants. The fire department wishes to develop a system that automates the despatch of fire engines to attend fires. The ERD below describes the
We face problem of stock Opening balance and closing balance in Minus
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
Question: A DBMS built for Online Transaction Processing (OLTP) is generally regarded as unsuitable for data warehousing. Each system is designed with a different set of requir
what is physical data structure
Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
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