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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 system through DML calls (ii) Sophisticated users-form requests within a database query language (iii) Specialized users-write specialized database applications that do not fit within the traditional data processing framework (iv) Naive users-invoke one of the permanent application programs which have been written previously instance, people accessing database over the web, clerical staff, bank tellers
write a database program for concurrency transaction in a bank
Illustrate the State model for the ATM class let us take state model for the ATM class given below in Figure showing state model of the ATM class and the pseudo code derived fr
A practice called Perfect Pets provides private health care for domestic pets throughout America. This service is provided through various clinics located in the main cities of Ame
In a relational model how relations are termed? In a relational model, relations are termed as tables. (The term ‘relation’ is the technical name of the ‘table’ in RDBMS)
(a) Explain the three types of potential mistake which could occur if concurrency control is not properly enforced in the database system. Support your answer with appropriate ex
What are the disadvantages of relational approach? Disadvantages of relational approach: • Substantial hardware and system software overhead • May not fit all business models •
Explain the components of Database System in details.
A Structure of a dependency diagram
I have to create a database about anything of my choice. It has to contain 4 queries, and 4 forms. It can be anything as simple as a shoe inventory with numbers - is this a service
I need some help with my normalization database homework.
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