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Discuss how the bi-directional Implementations are made.
In bi-directional implementation of the association, a pair of references must implement every link. The declarations and code essential to support such implementations are same as required in unidirectional implementation. The single difference is that suitable fields have to be declared in both the classes participating in an association.
What is the meaning of Data independence? Data independence means a programs that are not dependent on the physical attributes of data and a programs that are not dependent on
Answer SQL Queries to extract data from data tables and questions on mapping conceptual data models into relational data model.
WHAT IS MEANT BY E-R MODEL
Project Description: Oracle Certified Professional with 20 years of practice, Oracle version 6.0.34, 7.3, 8.0, 8i, 9i, 10G, 11G, 12C. Crossplatform migration, Informix, MSSql
Explain in detail about Collaboration Diagrams Collaboration diagrams are interaction diagrams which emphasize structural organisation of an object that transmit and receive m
Have a look around the site, and at some of the sites they have featured. These are all examples of bad design, and also offer an explanation about why they fall into this category
Describe about Use Case and external case in DFD The processes are transformed those into the Use Case and external case in DFD has same characteristics which of an actor in O
Differentiate strict two phase locking protocol and rigorous two phase locking protocol. In strict two phase locking protocol all exclusive mode locks taken by a transaction is
In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
How can you map NULL values to other values while display? IF( ) , IFNULL( ) keywords are used to do so. They are 'LIMIT' is used for the following kinds of problems: 1) Ans
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