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What is called a query -execution engine?
The query implementation engine takes a query evaluation plan, implements that plan, and returns the answers to the query.
how many types of data model in DBMS? explain data abstraction with its different level
Ask questioYou are the database administrator in a university. You have been tasked to come up with a new database for the University. Using the stages in Database Life Cycle come
Question 1: (a) Planning and management of ICT projects have a very poor record in developing countries. Briefly explain five critical success factors for correct implementa
Demonstrate the UML model Using UML, it is possible to generate code in any of the programming language from UML model (called forward engineering) and rebuild a model from an
Define reference file
explain three types of internet risks to the consummers whent he business system is data dependent. how can we minimise these risks
We face problem of stock Opening balance and closing balance in Minus
Describe the responsibilities of the DBA and the database designer ? The responsibilities of DBA and database designer are: 1. Planning for the database's future storage needs
Define what Immediate database modification technique uses? Ans: Both undo and redo.
In the architecture of a database system which external level used? In the architecture of a database system view external level used.
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