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#, Database Management System
How to use Oracle
Posted Date: 3/19/2013 7:33:09 AM | Location : Tunisia
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Need website hacking security test, We want have a website; we need to test...
We want have a website; we need to test the security of our website. You need to: -Try to bypass our security by simulate a website hacking -Try some hack Techniques like
libery management system, write progra
Explain the need of parallel database, Probelm: a) In the context of OO...
Probelm: a) In the context of OODBMS, define the following terms with appropriate examples. (i) Object class. (ii) Abstract class. (iii) Aggregation. (iv)
Discuss along with examples about several types of er model, Discuss along ...
Discuss along with examples about several types of attributes present in the ER model? Types of Attributes are: • SIMPLE attributes are attributes which are drawn from the ato
Explain view in rdbms, Explain view in RDBMS? View - A view is a relati...
Explain view in RDBMS? View - A view is a relation (virtual rather than base) and could be used in query expressions, which is, queries can be written by using the view as a re
Nested queries, Nested Queries Let us see some more complex queries in ...
Nested Queries Let us see some more complex queries in this section. Sub-queries: Some of the basic concerns of sub-queries are: A sub-query is a SELECT statemen
Fragmentation-design of distributed databases, Fragmentation: It is defini...
Fragmentation: It is definite as partitioning of a relation into various fragments.Every fragment can be stored at a dissimilar site.
Create the table, Question: Using the data model express the following ...
Question: Using the data model express the following queries in SQL. (a) Create the Table named "Cinema" and make the cinema_code to be the primary key of the relation and
Describes the several relationship constraints, Describes the several relat...
Describes the several relationship constraints through giving suitable example? Constraints on relationships: There are two kinds of constraints on relationships. 1) Mapping
Get details of employee working on both comp354 and comp345, Consider the r...
Consider the relations EMPLOYEE(emp#, name) ASSIGNED_TO(project#, emp#) PROJECT(project#, project_name, chief) Express the subsequent queries in Relational Algebra (i) Ge
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