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Illustrate about the advanced object design
Advanced object design is a complex task. The objects discovered through analysis serve as a skeleton of design. The operations recognized during analysis must be expressed as algorithms. The advanced object oriented design is basically a process of refinement or adding details to the body of an object.
What function divides one numeric expression by another and returns the remainder? MOD function divides one numeric expression by another and returns the remainder.
List and also explain the dissimilar stages of DDLC ?
Group By clauses • It is used to group database tuples on the basis of definite common attribute value like as employees of a department. WHERE clause still can be used
What is a view? A view is a logical view on one or more tables. A view on one or more tables i.e., the data from a view is not actually physically kept instead being derived f
Describe Object Relational model ? Object Relational Model - This model combines the characteristics of both relational model and object oriented model. It extends the tradit
Explain Derived and Non-Derived Attribute? In few cases, two or more attribute values are related, for instance, Age and BirthDate attributes of a person. For specific person e
Consider a systems development project with the following data Activity Duration (weeks) Precedence Relationship 1. Software design
complete er diagram of textile industry management
Creating views with check option : This option limits those updates of data values that cause records to go off the view. The following instance tells this in more detail: Examp
Define the five basic operators of relational algebra? Five basic operators of relational algebra are: 1. Union (∪∪∪∪) - Selects tuples which are in either P or Q or in both
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